Offsetting Liabilities [Line Items] Offsetting Liabilities [Line Items] Impact of CME Rule 814 Impact on price risk derivative assets of CME 814 Rule Change Impact on price risk derivative assets of CME Rule 814 change. Accumulated Amortization Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Common units issued in connection with the vesting of phantom unit awards, net (in units) Partners Capital Account Units Phantom Unit Awards Converted To Common Units Total common units issued in connection with the vesting of phantom unit awards. Commodity Derivative Instruments Commodity derivatives Commodity derivatives Commodity Contract [Member] 2030 Unrecorded Unconditional Purchase Obligation, to be Paid, Year Five Award Timing Predetermined Award Timing Predetermined [Flag] Mark-to-market Mark-to-Market [Member] Derivative relationship that do not qualify for hedge accounting treatment; therefore, they are accounted for using mark-to-market accounting. Senior Notes XX, 4.80% fixed-rate, due February 2049 EPO Senior Notes XX [Member] Senior debt obligation: Senior Notes XX. DILUTED EARNINGS PER COMMON UNIT Net Income (Loss), Net of Tax, Per Outstanding Limited Partnership Unit, Diluted [Abstract] Entity File Number Entity File Number Senior Notes GGG, 5.35% fixed-rate, due January 2033 EPO Senior Notes GGG [Member] Senior debt obligation: Senior Notes GGG Tabular List, Table Tabular List [Table Text Block] Number of compressor stations acquired Business Combination, Number Of Compressor Stations Acquired Business Combination, Number Of Compressor Stations Acquired Eagle Ford Terminals Corpus Christi LLC (“Eagle Ford Corpus Christi”) Eagle Ford Terminals Corpus Christi LLC [Member] Eagle Ford Terminals Corpus Christi LLC. Distribution Reinvestment Plan Distribution Reinvestment Plan [Member] The distribution reinvestment plan (DRIP) provides unitholders of record and beneficial owners of our common units a voluntary means by which they can increase the number of common units they own by reinvesting the quarterly cash distributions they would otherwise receive into the purchase of additional common units. Schedule of Related Party Transactions Schedule of Related Party Transactions [Table Text Block] Sales of natural gas Sales of Natural Gas [Member] Natural gas marketing activities generate revenue from the sale and delivery of natural gas purchased from producers, regional natural gas processing plants and the open market. Incurred liabilities for construction in progress Construction in Progress Expenditures Incurred but Not yet Paid Goodwill [Line Items] Goodwill [Line Items] Position [Axis] Position [Axis] Marine vessels Marine Services Equipment [Member] Measurement Basis [Axis] Measurement Basis [Axis] Adjustment to Compensation: Adjustment to Compensation [Axis] Related Party Transactions Related Party Transactions Disclosure [Text Block] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Number of NGL gathering systems owned by investee Number NGL Gathering Systems Owned By Investee Number NGL Gathering Systems Owned By Investee Revenues Revenue from Contract with Customer [Text Block] Accounts payable – trade Increase (Decrease) in Accounts Payable, Trade Schedule of Total Segment Gross Operating Margin to Income Before Income Taxes Total Segment Gross Operating Margin [Table Text Block] Tabular disclosure of the calculation of total segment gross operating margin. Total segment gross operating margin is defined as operating income before: (i) depreciation, amortization and accretion expense; (ii) non-cash consolidated asset impairment charges; (iii) operating lease expenses for which we do not have the payment obligation; (iv) gains and losses from asset sales and related transactions and (v) general and administrative costs. Schedule of Cash, Cash Equivalents and Restricted Cash Schedule of Cash and Cash Equivalents [Table Text Block] Hedging Activities and Fair Value Measurements Derivatives and Fair Value [Text Block] Total current portion Current Income Tax Expense (Benefit) Phantom units (in units) Incremental Common Shares Attributable to Participating Nonvested Shares with Non-forfeitable Dividend Rights March 2025 $1.5 Billion 364-Day Revolving Credit Agreement, variable-rate, due March 2026 EPO 364 Day Credit Agreement [Member] EPO 364 Day Credit Agreement. Adjustment to Compensation, Amount Adjustment to Compensation Amount Percent of revenues Concentration Risk, Percentage Consolidation Policy Consolidation, Policy [Policy Text Block] Expected remaining amortization period Remaining Amortization Period Remaining amortization period. Employee Stock Option Share-Based Payment Arrangement, Option [Member] Senior Notes KKK, 5.55% fixed-rate, due February 2055 EPO Senior Notes KKK [Member] EPO Senior Notes KKK. Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Percent Effective Income Tax Rate Reconciliation, Percent [Abstract] Total intrinsic value of phantom unit awards that vested during period Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested Contract-based intangibles Contractual Rights [Member] Baton Rouge Propylene Concentrator LLC (“BRPC”) Baton Rouge Propylene Concentrator, LLC [Member] This element represents an investment in the stock of an investee (Baton Rouge Propylene Concentrator, L.L.C.). Total asset impairment charges Asset Impairment Charges Measurement Frequency [Axis] Measurement Frequency [Axis] Insider Trading Policies and Procedures [Line Items] Net income attributable to preferred units (see Note 8) Noncontrolling Interest in Net Income (Loss) Preferred Unit Holders, Redeemable Schedule of Historical Costs of our Property, Plant and Equipment and Related Balances Property, Plant and Equipment [Table Text Block] Consolidated revenues: Segment Reporting Information, Revenue for Reportable Segment [Abstract] Other current liabilities Increase (Decrease) in Other Current Liabilities Fair Value, Recurring Fair Value, Recurring [Member] Noncontrolling Interest [Line Items] Noncontrolling Interest [Line Items] Net gains (losses) attributable to asset sales and related matters in operating costs and expenses Gains Attributable To Asset Sales And Insurance Recoveries Excluded From Gross Operating Margin The difference between the sale price or salvage price and the book value of a property, plant, and equipment asset that was sold or retired during the reporting period. This element refers to the gain (loss) recorded in operating costs and expenses excluded from gross operating margin. Commodity derivatives: Commodity Derivatives Liabilities [Abstract] Commodity Derivatives Liabilities LIABILITIES AND EQUITY Liabilities and Equity [Abstract] Impact of CME Rule 814 Impact on price risk derivative liabilities of CME 814 Rule Change Impact on price risk derivative liabilities of CME Rule 814 change. Cover [Abstract] Cover [Abstract] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Maximum Maximum [Member] Contract based intangible asset estimate life (in years) Finite-Lived Intangible Asset, Useful Life Forecasted sales of crude oil (MMBbls) Crude Oil Marketing: Forecasted Sales of Crude Oil [Member] The derivative instruments entered into in connection with the forecasted sales of crude oil in connection with crude oil marketing activities. Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Debt Instrument [Line Items] Debt Instrument [Line Items] Schedule of Equity-Based Compensation Arrangements by Equity-Based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Significant Risks and Uncertainties Concentration Risk Disclosure [Text Block] Net losses (gains) attributable to asset sales and related matters Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property Other Accumulated Net Gain (Loss) from Other Items Attributable to Parent [Member] Accumulated other comprehensive income (loss) resulting from gain (loss) from other items attributable to the parent. Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Forecasted sales of NGLs (MMBbls) Natural Gas Processing: Forecasted Sales of NGLs [Member] The derivative instruments entered into in connection with the forecasted NGL sales of natural gas processing plants. Additional Spread Adjustment on Federal Funds Effective Rate Additional Spread Adjustment on Federal Funds Effective Rate [Member] Additional Spread Adjustment on Federal Funds Effective Rate Senior Notes Z, 6.45% fixed-rate, due September 2040 EPO Senior Notes Z [Member] Senior debt obligation: Senior Notes Z. Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Derivative, nonmonetary notional amount, volume Derivative, Nonmonetary Notional Amount, Volume Income before income taxes Pre-Tax Net Book Income (“NBI”) Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Entity Shell Company Entity Shell Company EPO Junior Subordinated Notes E EPO Junior Subordinated Notes E [Member] EPO Junior Subordinated Notes E. Schedule of Long-Term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Borrowings under debt agreements Proceeds from Issuance of Debt Schedule of Operating and Finance Leases Lessee, Lease Information [Table Text Block] Tabular disclosure of information on lessee's leases, including carrying value of right-of-use assets and lease liabilities, weighted-average remaining term and weighted-average discount rate. Operating Segments Operating Segments [Member] Schedule of Income Taxes Paid, Net Schedule of Net Effect of Changes in Operating Assets and Liabilities Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] Changes in fair value of cash flow hedges Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax Comprehensive income attributable to noncontrolling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Senior Notes QQ, 4.90% fixed-rate, due May 2046 EPO Senior Notes QQ [Member] EPO Senior Notes QQ. Reclassification out of Accumulated Other Comprehensive Income [Table] Reclassification out of Accumulated Other Comprehensive Income [Table] Additional Spread Adjustment Additional Spread Adjustment [Member] Additional Spread Adjustment Acquisition of noncontrolling interests Payments to noncontrolling interests Payments to Noncontrolling Interests Offsetting Liabilities [Table] Offsetting Liabilities [Table] Schedule of Noncontrolling Interests Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Table Text Block] Schedule of Equity-Based Award Compensation Expense Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Operating lease liability, current Operating Lease, Liability, Current Interest on finance lease liabilities Finance Lease, Interest Expense Document Fiscal Period Focus Document Fiscal Period Focus Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Award Timing Method Award Timing Method [Text Block] Deferred revenue (noncurrent) Contract with Customer, Liability, Noncurrent Award Type [Axis] Award Type [Axis] Hedging Relationship [Domain] Hedging Relationship [Domain] 2030 Accretion Expense Forecast Fifth Full Fiscal Year After End Of Current Fiscal Year Estimate of accretion expense for fifth full fiscal year after end of current fiscal year. Operating leases Operating Leases [Abstract] Operating Leases Investment, Name [Domain] Investment, Name [Domain] Trading Symbol Trading Symbol 2029 Lessee, Operating Lease, Liability, to be Paid, Year Four Change in valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent Schedule of Cost of Sales and Lower of Cost or Net Realizable Value Adjustments Cost Of Sales And Lower of Cost or Market Adjustment Summary [Table Text Block] Tabular disclosure of the summary of costs related to goods produced and sold and services rendered during the period. Discloses any lower of cost or net realizable value adjustment recorded during the period. Entity Address, City or Town Entity Address, City or Town Proceeds from Issuance or Sale of Equity [Abstract] Proceeds from Issuance or Sale of Equity [Abstract] Weighted-Average Discount Rate Finance Lease, Weighted Average Discount Rate, Percent Enterprise common units pledged as security (in units) Common Units Pledged As Security The number of Enterprise common units pledged as security under a credit facility as of the balance sheet date. Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Statement of Income Location, Balance [Domain] Statement of Income Location, Balance [Domain] Percentage of preferred units that may be converted into common units at unitholder option Percentage of preferred units that may be converted into common units at unitholder option Percentage of preferred units that may be converted into common units at unitholder option. Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Entity Emerging Growth Company Entity Emerging Growth Company 2028 2028 Long-Term Debt, Maturity, Year Three Decrease (increase) in: Increase (Decrease) in Operating Assets [Abstract] Weighted- Average Remaining Term Finance Lease, Weighted Average Remaining Lease Term EPD 2018 Unit IV [Member] EPD 2018 Unit IV [Member] Represents EPD 2018 Unit IV L.P. an Employee Partnership. Operating costs and expenses Operating Expense [Member] Cash Collateral Paid Derivative Liability, Subject to Master Netting Arrangement, Collateral, Right to Reclaim Cash Not Offset Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Gain (loss) recognized in income on derivative Gain (Loss) Recognized in Income on Derivative Derivative, Gain (Loss) on Derivative, Net 2029 Accretion Expense Forecast Fourth Full Fiscal Year After End Of Current Fiscal Year Estimate of accretion expense for fourth full fiscal year after end of current fiscal year. Equity interest acquired Equity Transaction Percentage Of Voting Interests Acquired Percentage of voting equity interests parent company acquired at the acquisition date in an equity transaction. Present value of future finance lease payments Finance Lease, Liability, Undiscounted Excess Amount Total cash distributions Payments of Distributions to Affiliates Allowance for Credit Losses SEC Schedule, 12-09, Allowance, Credit Loss [Member] Schedule of Revenues by Business Segment Disaggregation of Revenue [Table Text Block] Schedule of Changes in Outstanding Common Units Schedule of Common Stock Outstanding Roll Forward [Table Text Block] Altus Midstream Processing LP Altus Midstream Processing LP [Member] Represents Altus Midstream Processing LP. Current portion of income tax provision: Current Income Tax Expense (Benefit), Continuing Operations [Abstract] Hydrogen sulfide and carbon dioxide treating facilities capacity (in cubic feet per day) Business Combination, Hydrogen Sulfide And Carbon Dioxide Treating Facilities Capacity Business Combination, Hydrogen Sulfide And Carbon Dioxide Treating Facilities Capacity Profits interest awards Profits Interests Awards [Member] A profits interest in a limited partnership that serves as incentive arrangements for key employees. Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Schedule of Forecasted Amortization Expense Associated with Existing Intangible Assets Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Prepaid and other current assets Prepaid Expense and Other Assets, Current Maturities of Long-Term Debt [Abstract] Maturities of Long-Term Debt [Abstract] Number of Units Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Range of Interest Rates Paid Debt Instrument, Interest Rate, Effective Percentage Entity Address, Postal Zip Code Entity Address, Postal Zip Code Restatement Determination Date Restatement Determination Date Preferred units (in units) Incremental Common Shares Attributable to Dilutive Effect of Conversion of Preferred Stock Provision for income taxes (see Note 16) Total provision for income taxes Income Tax Expense (Benefit) Debt instrument, basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Panola Pipeline Company, LLC Panola Pipeline Company, LLC [Member] Represents Panola Pipeline Company, LLC. Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Derivatives designated as hedging instruments: Designated as Hedging Instrument [Member] Fair Value, Hierarchy [Axis] Fair Value Hierarchy and NAV [Axis] Subsequent recognition of revenues attributable to make-up rights Make-up rights revenue Revenue related to make-up rights recognized during period. Amounts were previously deferred and included in gross operating margin. Derivative Instruments, Gain (Loss) by Hedging Relationship [Axis] Hedging Relationship [Axis] Total cash flow hedges Cash flow hedges Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax Administrative Services Agreement Administrative Services Agreement [Member] Represents related party transactions under the administrative services agreement. Subtotal Property, Plant and Equipment, Gross Bahia NGL Pipeline Sale of Bahia NGL Pipeline ownership interest Bahia NGL Pipeline [Member] Bahia NGL Pipeline Prepaid and other current assets Increase (Decrease) in Other Current Assets Non-cash expense related to long-term operating leases (see Note 17) Non-cash lease expense (amortization of ROU assets) Operating Lease, Right-of-Use Asset, Periodic Reduction Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Other changes Contract with Customer, Liability, Cumulative Catch-up Adjustment to Revenue, Modification of Contract Goodwill related to acquisition Goodwill, Acquired During Period Movement in Valuation Allowances and Reserves [Roll Forward] SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] Cash used for business combinations, net of cash received (see Note 12) Payments to Acquire Businesses, Net of Cash Acquired Federal Income Tax Paid, Federal, after Refund Received All Trading Arrangements All Trading Arrangements [Member] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Partnership income not subject to federal income tax Effective Income Tax Rate Reconciliation, Tax Exempt Income, Percent EPO Junior Subordinated Notes D EPO Junior Subordinated Notes D [Member] EPO Junior Subordinated Notes D. Contingencies Commitments and Contingencies, Policy [Policy Text Block] Other Effective Income Tax Rate Reconciliation, Other Adjustments, Amount Deferred tax liabilities: Deferred Tax Liabilities, Gross [Abstract] Beginning balance (in units) Ending balance (in units) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Insurance Matters [Abstract] Insurance matters [Abstract] Insurance matters [Abstract] Net cash flow provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Less accumulated depreciation Accumulated Depreciation, Property, Plant, and Equipment Amount of accumulated depreciation for physical assets used in the normal conduct of business to produce goods and services. Debt instrument, term Debt Instrument, Term Equity Method Investments and Joint Ventures [Abstract] Equity Method Investments and Joint Ventures [Abstract] Estimated Useful Life in Years Property, Plant and Equipment, Useful Life Subsequent Event Subsequent Event [Member] Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] PEO Total Compensation Amount PEO Total Compensation Amount Long-Term Debt, Type [Axis] Long-Term Debt, Type [Axis] Depreciation expense Depreciation Schedule of Unrealized Mark-to-Market Gains (Losses) Unrealized Mark-to-Market Gains (Losses) [Table Text Block] Tabular disclosure of unrealized mark-to-market gains (losses). Senior Notes SS, 3.95% fixed-rate, due February 2027 EPO Senior Notes SS [Member] EPO Senior Notes SS. Property, Plant and Equipment, Net, by Type [Abstract] Property, Plant and Equipment, Net, by Type [Abstract] 2029 Finance Lease, Liability, to be Paid, Year Four Gross Amounts of Recognized Liabilities Derivative Liability, Subject to Master Netting Arrangement, before Offset Equity Components [Axis] Equity Components [Axis] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Impaired Long-Lived Assets Held and Used [Line Items] Impaired Long-Lived Assets Held and Used [Line Items] Operating costs and expenses: Operating costs and expenses: Operating Costs and Expenses [Abstract] Schedule of Consolidated Revenues and Costs and Expenses Consolidated Revenues And Expenses [Table Text Block] Tabular disclosure of the components of consolidated revenue by segment and type. This element may also provide a detailed disclosure of consolidated costs and expenses. Number of reportable segments Number of Reportable Segments Revenue Sales [Member] Deferred tax assets: Components of Deferred Tax Assets [Abstract] Other changes Contract with Customer, Asset, Cumulative Catch-up Adjustment to Revenue, Modification of Contract Schedule of Contractual Obligations Contractual Obligation, Fiscal Year Maturity [Table Text Block] Entity Address, State or Province Entity Address, State or Province Finance lease, principal payments Finance Lease, Principal Payments Accumulated other comprehensive income (loss) related to commodity derivative instruments expected to be reclassified to revenue over the next twelve months Price Risk Cash Flow Hedge Unrealized Gain Loss To Be Reclassified During Next 12 Months, Revenue The estimated net amount of unrealized gains or losses on price risk cash flow hedges as of the balance sheet date expected to be reclassified to earnings (revenue) within the next twelve months. Distribution-bearing common units (in units) Weighted Average Limited Partnership Units Outstanding, Diluted Total current liabilities Liabilities, Current Equity: (see Note 8) Partners' Capital, Including Portion Attributable to Noncontrolling Interest [Abstract] Individual: Individual [Axis] Texas Express Gathering LLC (“TEG”) Texas Express Gathering LLC [Member] This element represents an investment in an investee (Texas Express Gathering LLC). Document Annual Report Document Annual Report Miles of natural gas gathering pipelines acquired Asset Acquisition, Miles Of Natural Gas Gathering Pipelines Acquired Asset Acquisition, Miles Of Natural Gas Gathering Pipelines Acquired Sales of crude oil Sales of Crude Oil [Member] Crude oil marketing activities generate revenues from the sale and delivery of crude oil purchased either directly from producers or from others on the open market. Breviloba LLC Breviloba LLC [Member] Represents Breviloba LLC which owns the Shin Oak NGL Pipeline. Front Range Pipeline LLC (“Front Range”) Front Range Pipeline LLC [Member] This element represents an investment in an investee (Front Range Pipeline LLC). Cash contributions from noncontrolling interests (see Note 8) Proceeds from Noncontrolling Interests Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Subsidiary, ownership percentage, noncontrolling owner Subsidiary, Ownership Percentage, Noncontrolling Owner Entity Interactive Data Current Entity Interactive Data Current Unrealized gain (loss) on commodity contracts Total mark-to-market impact on gross operating margin Unrealized Gain (Loss) on Commodity Contracts Other amortization expense Other Amortization Expense Other amortization expense not separately broken out. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Total fixed finance lease expense Finance Lease Cost Total fixed finance lease expense, which include amortization of finance lease ROU assets and interest on finance lease liabilities. Senior Notes NN, 4.95% fixed-rate, due October 2054 EPO Senior Notes NN [Member] EPO Senior Notes NN. Water wells Water wells [Member] Water wells drilled for access to groundwater. Percent of principal amount of debt received Percent Of Principal Amount Of Debt Received Percent Of Principal Amount Of Debt Received Weighted Average Remaining Amortization Period Finite-Lived Intangible Assets, Remaining Amortization Period Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Net operating loss carryovers Deferred Tax Assets, Operating Loss Carryforwards Property, Plant and Equipment, Type [Axis] Long-Lived Tangible Asset [Axis] Schedule of Declared Quarterly Cash Distribution Rates Distributions Made to Limited Partner, by Distribution [Table Text Block] Ownership [Domain] Ownership [Domain] Tenor Spread Adjustment Tenor Spread Adjustment [Member] Tenor Spread Adjustment Net income attributable to noncontrolling interests (see Note 8) Net income attributable to noncontrolling interests Net Income (Loss) Attributable to Nonredeemable Noncontrolling Interest 2027 Finance Lease, Liability, to be Paid, Year Two Balance at beginning of period Balance at end of period SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount Senior Notes LLL, 4.30% fixed-rate, due June 2028 EPO Senior Notes LLL [Member] EPO Senior Notes LLL Crude oil risk management activities (MMBbls) Crude Oil Risk Management Activities [Member] The derivative instruments entered into in connection with crude oil risk management activities. Other assets Other assets Other Assets, Noncurrent Name of Major Customer [Domain] Customer [Domain] Accrued interest Interest Payable, Current Entity Central Index Key Entity Central Index Key PEO Name PEO Name Total asset retirement obligation liability ARO liability beginning balance ARO liability ending balance Asset Retirement Obligation Schedule of Maturities of Debt Schedule of Maturities of Long-Term Debt [Table Text Block] Revenues Revenue Revenues Total consolidated revenues Revenues Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Crude Oil Pipelines & Services Crude Oil Pipelines & Services Onshore Crude Oil Pipelines and Services [Member] Onshore Crude Oil Pipelines and Services business segment. Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Total commodity derivatives Price Risk Derivative Liabilities, at Fair Value Deferred revenue (current amount) Contract with Customer, Liability, Current Senior Notes EE, 4.85% fixed-rate, due August 2042 EPO Senior Notes EE [Member] Senior debt obligation: Senior Notes EE. Schedule of Derivative Assets and Liabilities Balance Sheet Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Exercise Price Award Exercise Price Entity Filer Category Entity Filer Category Accumulated other comprehensive income (loss) related to commodity derivative instruments expected to be reclassified to operating costs and expenses over the next twelve months Price Risk Cash Flow Hedge Unrealized Gain Loss To Be Reclassified During Next 12 Months, Operating Costs and Expenses The estimated net amount of unrealized gains or losses on price risk cash flow hedges as of the balance sheet date expected to be reclassified to earnings (operating costs and expenses) within the next twelve months. Class of Stock [Domain] Class of Stock [Domain] Volume Derivative, Nonmonetary Notional Amount, Energy Measure Liability for claims and claims adjustment expense Liability for Future Policy Benefits and Unpaid Claims and Claims Adjustment Expense Income tax provision at the U.S. federal income tax rate Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Significant segment expenses: Segment expenses [Abstract] Segment expenses [Abstract] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Total maximum borrowing capacity Line of Credit Facility, Total Maximum Borrowing Capacity Total maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility plus maximum bank increase. Long-Term Long [Member] Natural Gas Pipelines & Services Onshore Natural Gas Pipelines and Services [Member] Onshore Natural Gas Pipelines and Services business segment. Schedule of Changes in Outstanding Preferred Units Schedule of Preferred Units [Table Text Block] Long-term debt (see Note 7) Long-Term Debt, Excluding Current Maturities Nonrelated Party Nonrelated Party [Member] Statement of Financial Position Location, Balance [Axis] Statement of Financial Position Location, Balance [Axis] 2028 Finite-Lived Intangible Asset, Expected Amortization, Year Three Accrued product payables Accrued product payables Carrying value as of the balance sheet date of obligations incurred and payable to third parties for natural gas, NGLs and petrochemicals that has been sold but not delivered. For classified balance sheets, used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer); for unclassified balance sheets, used to reflect the total liabilities (regardless of due date). Underlying contract of acquired finite-lived intangible asset, period before renewal or extension Underlying Contract of Acquired Finite Lived Intangible Asset, Period Before Renewal Or Extension Period before the next renewal or extension of the underlying contracts of the acquired intangible asset, in "PnYnMnDTnHnMnS" format, for example, "P1Y5M13D" represents the reported fact of one year, five months, and thirteen days. Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Preferred Units Preferred Units [Member] Preferred Units Entity Address, Address Line One Entity Address, Address Line One Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Accounts receivable, allowance for credit losses Accounts Receivable, Allowance for Credit Loss, Current Schedule of Derivative Instruments Effects on Statements of Comprehensive Income Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block] Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract] Ownership [Axis] Ownership [Axis] Amounts recorded during period transferred to other accounts Contract with Customer, Liability, Revenue Recognized from Additions Made During the Period Amount of revenue recognized from additions made during the current reporting period to the balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Fair Value as of Grant Date Award Grant Date Fair Value Audit Information [Abstract] Audit Information BASIC EARNINGS PER COMMON UNIT Net Income (Loss), Per Outstanding Limited Partnership Unit, Basic, Net of Tax [Abstract] Schedule of Consolidated Debt Obligations Schedule of Long-Term Debt Instruments [Table Text Block] Capitalized major maintenance costs for reaction-based plants, net of accumulated amortization Capitalized major maintenance costs, net of accumulated amortization Capitalized major maintenance costs, net of accumulated amortization. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Granted (in units) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Total costs and expenses Costs and expenses Costs and expenses Costs and Expenses Forfeited (in units) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Unrecognized compensation cost Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Related Party Transaction [Line Items] Related Party Transaction [Line Items] Net accumulated other comprehensive income (loss) related to commodity derivative instruments expected to be reclassified to earnings over the next twelve months Price Risk Cash Flow Hedge Unrealized Gain (Loss) to be Reclassified During Next 12 Months Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Counterparty Name [Domain] Counterparty Name [Domain] 2027 Lessee, Operating Lease, Liability, to be Paid, Year Two Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Quarterly distribution per common unit (in units) Quarterly Distribution Per Common Unit (in dollars per unit) Distribution Made to Limited Partner, Distributions Declared, Per Unit Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis] SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis] Title Trading Arrangement, Individual Title Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Minimum business interruption period Minimum Business Interruption Period Minimum number of days of business interruption to file an insurance claim. Redemption price per preferred unit on or after September 30, 2026 (in dollars per unit) Redemption price per preferred unit after year six of offering Redemption price per preferred unit after year six following offering at Partnership election. Purchase price for 100% interest in Pinon Midstream Payments to Acquire Businesses, Gross Non-PEO NEO Non-PEO NEO [Member] Position [Domain] Position [Domain] Distribution Reinvestment and Employee Unit Purchase Plans Distribution Reinvestment and Employee Unit Purchase Plans [Member] The distribution reinvestment plan (DRIP) provides unitholders of record and beneficial owners of our common units a voluntary means by which they can increase the number of common units they own by reinvesting the quarterly cash distributions they would otherwise receive into the purchase of additional common units. Under the employee unit purchase plan (EUPP), employees can purchase our common units at a discount through payroll deductions. Asset retirement obligation, current Asset Retirement Obligation, Current Other, non-principal amounts Long Term Debt Other Non Principal Amounts Other, non-principal amounts of long term debt as of the balance sheet date. Interest income Interest Income, Other Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Sale of Stock [Axis] Sale of Stock [Axis] Land Land [Member] Schedule of Offsetting Financial Assets Offsetting Assets [Table Text Block] Award Type [Domain] Award Type [Domain] 2026 Lessee, Operating Lease, Liability, to be Paid, Year One Change in Value Recognized in Other Comprehensive Income (Loss) on Derivative Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax Variable interest rate term Line Of Credit Facility, Variable Interest Rate Term Line Of Credit Facility, Variable Interest Rate Term Equity Awards Adjustments Equity Awards Adjustments [Member] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Compensation Amount Outstanding Recovery Compensation Amount Thereafter Unrecorded Unconditional Purchase Obligation, to be Paid, after Year Five Deferred portion of income tax provision: Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Senior Notes H, 6.65% fixed-rate, due October 2034 EPO Senior Notes H [Member] Senior debt obligation: Senior Notes H. Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Fair Value Estimate of Fair Value Measurement [Member] Amount included in opening balance transferred to other accounts during period Contract with Customer, Liability, Revenue Recognized Offsetting Assets [Table] Offsetting Assets [Table] State Line and Fairplay (acquired 2010) State Line and Fairplay [Member] The aggregation and reporting of combined amounts of business combinations that were completed during the period. Terminal facilities Terminal facilities [Member] Assets that are used for the delivery, receipt and storage of products for consumers. Charged to costs and expenses SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense Schedule of Allowance for Credit Losses Accounts Receivable, Allowance for Credit Loss [Table Text Block] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] Total operating costs and expenses Total Significant Segment Expenses Total significant segment expenses that includes: cost of sales, variable operating costs and expenses, and fixed operating costs and expenses Net effect of changes in operating accounts (see Note 19) Net effect of changes in operating accounts Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital Revenues: Revenues [Abstract] Number of miles of natural gas gathering and redelivery pipelines acquired Business Combination, Number Of Miles Of Natural Gas Gathering And Redelivery Pipelines Acquired Business Combination, Number Of Miles Of Natural Gas Gathering And Redelivery Pipelines Acquired Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax 2026 2026 Long-Term Debt, Maturity, Year One Total deferred tax liabilities Deferred Tax Liabilities, Gross Schedule of Gain/(Loss) Reclassified from Accumulated Other Comprehensive Income/(Loss) to Income Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss) [Table Text Block] 2030 2030 Long-Term Debt, Maturity, Year Five Total lease right of use asset Total Lease Right Of Use Asset Amount of lessee's right to use underlying asset. Common Units Capital Units [Member] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Reclassification of gains to net income Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax Inventories (see Note 3) Total Inventory, Net Texas Express Pipeline LLC (“Texas Express”) Texas Express Pipeline LLC [Member] This element represents an investment in an investee (Texas Express Pipeline LLC). Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Minimum Minimum [Member] Subtotal property, plant and equipment, net Subtotal property, plant, and equipment, net Amount after accumulated depreciation of physical assets, before capitalized major maintenance, net of accumulated amortization used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Old Ocean Pipeline, LLC (“Old Ocean”) Old Ocean Pipeline, LLC [Member] Represents Old Ocean Pipeline, LLC. Company Selected Measure Name Company Selected Measure Name Senior Notes UU, 4.25% fixed-rate, due February 2048 EPO Senior Notes UU [Member] Senior debt obligation: Senior Notes UU. Environmental reserves Accrual for Environmental Loss Contingencies Fair Value Measurement [Domain] Fair Value Measurement [Domain] Other asset sales Other Asset Sales [Member] Other asset sales during the period. Debt Obligations Debt Disclosure [Text Block] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Accounts payable Accounts payable Accounts Payable, Current Operating lease, payments Operating Lease, Payments Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Purchase obligations: Purchase Obligations [Abstract] Total estimated cash payments to be made within five years and thereafter on purchase obligations outstanding. Goodwill [Roll Forward] Goodwill [Roll Forward] Commitments and Contingent Liabilities Commitments and Contingencies Disclosure [Text Block] Number of high capacity acid gas injection wells acquired Business Combination, Number Of High Capacity Acid Gas Injection Wells Acquired Business Combination, Number Of High Capacity Acid Gas Injection Wells Acquired Total (in units) Weighted Average Number of Shares Outstanding, Diluted Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Derivative [Table] Derivative [Table] Entity Small Business Entity Small Business Voting interest acquired Business Combination, Voting Equity Interest Acquired, Percentage Common units outstanding (in units) Limited Partners' Capital Account, Units Outstanding Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Other operating costs and expenses Other Cost and Expense, Operating Additional Spread Adjustment on Secured Overnight Financing Rate Additional Spread Adjustment on Secured Overnight Financing Rate [Member] Additional Spread Adjustment on Secured Overnight Financing Rate Forecasted sales of petrochemical products (MMBbls) Petrochemical Marketing: Forecasted Sales of Petrochemical Products [Member] The derivative instruments entered into in connection with the forecasted sales of petrochemicals for petrochemical marketing activities. State Current State and Local Tax Expense (Benefit) Other Other Subsidiary [Member] Information about other subsidiaries. Document Transition Report Document Transition Report Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Total Finance Lease, Liability, to be Paid Underlying Securities Award Underlying Securities Amount 2029 Estimated Cash Interest Payments In Year Four Future estimated cash interest payments to be made in year four on debt obligations outstanding. Equity Component [Domain] Equity Component [Domain] Statement of Partners' Capital [Abstract] Statement of Partners' Capital [Abstract] Document Period End Date Document Period End Date Income Taxes Income Tax Disclosure [Text Block] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Short-term leases Short-Term Lease, Cost Lease liability, noncurrent, Consolidated Balance Sheet [Extensible Enumeration] Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Amounts That Would Have Been Presented On Net Basis Derivative Asset, Including Not Subject to Master Netting Arrangement, after Offset and Deduction Crude oil Energy Related Inventory Crude Oil Carrying amount as of the balance sheet date of crude oil inventories. Baton Rouge Fractionators LLC (“BRF”) Baton Rouge Fractionators LLC [Member] This element represents an investment in the stock of an investee (Baton Rouge Fractionators LLC). Temporary differences related to Texas Margin Tax Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals Risks and Uncertainties [Abstract] Risks and Uncertainties [Abstract] Insurance deductible per incident Insurance Deductible per Incident Insurance deductible amount per incident. Document Type Document Type Significant Unobservable Inputs (Level 3) Fair Value, Inputs, Level 3 [Member] Earnings Per Unit Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Loss Contingencies [Table] Loss Contingencies [Table] Product and Service [Axis] Product and Service [Axis] Office furniture and equipment Office Equipment [Member] Asset Acquisition [Domain] Asset Acquisition [Domain] Variable lease expense Variable Lease, Cost Underground and other storage facilities Underground and other storage facilities [Member] Long-lived depreciable assets used to store product for the consumer. Total current assets Current assets Assets, Current Contract-based intangible asset Finite-Lived Intangible Assets Acquired Range [Axis] Statistical Measurement [Axis] Forecasted purchases of NGLs and related hydrocarbon products (MMBbls) NGL Marketing Forecasted Purchases of Ngls and Related Hydrocarbon Products [Member] The derivative instruments entered into in connection with the forecasted purchases of NGLs and related hydrocarbon purchases in connection with NGL marketing activities. Monetization of interest rate derivative instruments (see Note 14) Payments for (proceeds from) hedge, financing activities Payments for (Proceeds from) Hedge, Financing Activities Share repurchase program, authorized, amount Share Repurchase Program, Authorized, Amount Equity method investment, realized gain (loss) on disposal Equity Method Investment, Realized Gain (Loss) on Disposal Vesting rate of phantom unit awards Percentage of Vesting Rate of Equity-based Awards Refers to percentage of vesting rate of equity-based awards per year beginning one year after the grant date. Series A cumulative convertible preferred units, paid-in kind distribution (in units) Paid in-kind distribution to third party (in units) Temporary Equity, Shares Paid In Kind Issued During Period The number of securities classified as temporary equity that were issued as a paid in kind distribution during the period. Derivative, fixed interest rate Derivative, Fixed Interest Rate Basic earnings per common unit (in dollars per unit) Net Income (Loss), Per Outstanding Limited Partnership Unit, Basic, Net of Tax Net income attributable to preferred units Convertible Preferred Dividends, Net of Tax Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Disposal Group Name [Axis] Disposal Group Name [Axis] Forecasted purchases of power related to asset operations (terawatt hours (“TWh”)) Commercial Energy: Forecasted Purchases of Power Related to Asset Operations [Member] The derivative instruments entered into in connection with the forecasted purchases of power related to asset operations. Pinon Midstream customer contracts (acquired 2024) Pinon Midstream, LLC Pinon Midstream, LLC [Member] Pinon Midstream, LLC Skelly-Belvieu Pipeline Company, L.L.C. (“Skelly-Belvieu”) Skelly Belvieu Pipeline Company, LLC [Member] This element represents an investment in the stock of an investee (Skelly-Belvieu Pipeline Company, L.L.C.). Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Net income allocated to common unitholders Net Income (Loss) Available to Common Stockholders, Basic Share Repurchase Program [Domain] Share Repurchase Program [Domain] Current liabilities: Liabilities, Current [Abstract] Seaway Crude Holdings LLC (“Seaway”) Seaway Crude Holdings LLC [Member] This element represents an investment in the stock of an investee (Seaway Crude Holdings LLC). Realized gain (loss) on commodity contracts Realized Gain (Loss) on Commodity Contracts The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of settled agreements for the purchase or sale of mineral resources, energy, and agricultural products that was included in earnings for the period. Cash distributions paid to convertible preferred unitholders Cash distributions paid to convertible preferred unitholders Cash distributions paid to convertible preferred unitholders. EPO Junior Subordinated Notes F EPO Junior Subordinated Notes F [Member] EPO Junior Subordinated Notes F. Schedule of Derivative Instruments Effects on Statements of Operations Derivative Instruments, Gain (Loss) [Table Text Block] Treasury units, at cost Treasury Stock, Preferred, Value Quoted Prices in Active Markets for Identical Assets and Liabilities (Level 1) Fair Value, Inputs, Level 1 [Member] Equity-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Preferred unit distribution rate Redeemable Noncontrolling Interest Equity Preferred Distribution Rate Percentage Redeemable noncontrolling interest equity preferred distribution rate percentage. Redemption price per preferred unit from September 30, 2025 through September 29, 2026 (in dollars per unit) Redemption price per preferred unit in year six of offering Redemption price per preferred unit in year six following offering at Partnership election. Related Party Transaction [Table] Related Party Transaction [Table] 2026 Accretion Expense Forecast First Full Fiscal Year After End Of Current Fiscal Year Estimate of accretion expense for first full fiscal year after the end of the current fiscal year. Accounts receivable, net Accounts receivable Accounts Receivable, after Allowance for Credit Loss, Current Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Axis] Total equity Beginning balance Ending balance Partners' Capital, Including Portion Attributable to Noncontrolling Interest Senior Notes ZZ, 4.20% fixed-rate, due January 2050 EPO Senior Notes ZZ [Member] EPO Senior Notes ZZ. Total other segment income (expense), net Other Segment Income (Expense), Net Equity in income of unconsolidated affiliates and other items for each business segment as follows. NGL Pipelines & Services: Non-refundable payments received from shippers attributable to make-up rights, subsequent recognition of revenues attributable to make-up rights, and other segment expenses. Crude Oil Pipelines & Services: Non-refundable payments received from shippers attributable to make-up rights and subsequent recognition of revenues attributable to make-up rights. Natural Gas Pipelines & Services: Other segment expenses. Petrochemical & Refined Products Services: Other segment expenses. Commodity derivatives: Commodity Derivatives Assets [Abstract] Commodity Derivatives Assets State Income Tax Paid, State and Local, after Refund Received Consolidation Items [Domain] Consolidation Items [Domain] Senior Debt Obligations Senior Debt Obligations [Member] Auditor Location Auditor Location Related accretion expense on lease liability balances Operating Lease, Lease Liability, Accretion Portion of total fixed lease expense related to the accretion of the lease liability from long-term operating leases. Investments in Unconsolidated Affiliates Equity Method Investments and Joint Ventures Disclosure [Text Block] Asset Acquisition [Table] Asset Acquisition [Table] Liabilities, Other than Long-Term Debt, Noncurrent [Abstract] Liabilities, Other than Long-Term Debt, Noncurrent [Abstract] Repurchase and cancellation of common units under 2019 Buyback Program Common units acquired in connection with buyback program Stock Repurchased and Retired During Period, Value Cash consideration, excluding transaction costs Payments To Acquire Productive Assets, Excluding Transaction Costs Payments To Acquire Productive Assets, Excluding Transaction Costs Present value of future operating lease payments Lessee, Operating Lease, Liability, Undiscounted Excess Amount Cash distributions paid to common unitholders (see Note 8) Distribution Made to Limited Partner, Cash Distributions Paid Total Income Taxes Paid, Net 2027 Finite-Lived Intangible Asset, Expected Amortization, Year Two Principal outstanding Total Long-Term Debt, Gross Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Property, Plant and Equipment Property, Plant and Equipment Disclosure [Text Block] Total Lessee, Operating Lease, Liability, to be Paid Net income attributable to limited partners Net Income (Loss) Attributable to Parent, Diluted Cash payments made in connection with distribution equivalent rights Partners Capital Distribution Equivalent Rights Paid Total cash payments made in connection with distribution equivalent rights. Cash distributions paid to noncontrolling interests Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Eliminations Intersegment Eliminations [Member] Expiration Date Trading Arrangement Expiration Date Fixed rate debt principal amount fair value Fixed Rate Debt Principal Amount Fair Value Disclosure This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. This item represents the fair value of the principal balance of our fixed rate debt as of the balance sheet date. Laboratory and shop equipment Laboratory and shop equipment [Member] Laboratory and shop equipment used for operations at facilities. 2030 Finite-Lived Intangible Asset, Expected Amortization, Year Five Schedule of Investments in Unconsolidated Affiliates Equity Method Investments [Table Text Block] Property, plant and equipment, net (see Note 4) Property, plant and equipment, net Property, Plant and Equipment, Net 2026 Unrecorded Unconditional Purchase Obligation, to be Paid, Year One Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Accounts receivable – trade Increase (Decrease) in Accounts Receivable Underground storage facilities Underground storage facilities [Member] Underground wells used for the storage of inventories or customer's goods. NGLs Energy Related Inventory, Natural Gas Liquids Inventories Inventory, Policy [Policy Text Block] Entity Current Reporting Status Entity Current Reporting Status Derivative [Line Items] Derivative [Line Items] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Income tax provision at the U.S. federal income tax rate Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Value before application of CME Rule 814 Commodity Derivative Before CME Rule 814 [Member] Commodity Derivative Before CME Rule 814 Redemption price per preferred unit on or after September 30, 2025 at unitholder election (in dollars per unit) Redemption price per preferred unit after fifth year of offering at unitholder election Redemption price per preferred unit after fifth year of offering at unitholder election. Enterprise EF78 LLC Enterprise EF78 LLC [Member] Represents Enterprise EF78 LLC Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Executive Category: Executive Category [Axis] Senior Notes June 2025 Senior Notes June 2025 [Member] Senior Notes June 2025 Asset retirement obligations, noncurrent Noncurrent portion of AROs (see Note 4) Asset Retirement Obligations, Noncurrent Repayments of debt Repayments of debt Repayments of Debt Other comprehensive income (loss): Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest [Abstract] Noncontrolling interests in consolidated subsidiaries Partners' Capital Attributable to Noncontrolling Interest Finance lease, liability, current Finance Lease, Liability, Current Attributable to investment in OTA Deferred Tax Liabilities, Unrealized Gains on Trading Securities Current Fiscal Year End Date Current Fiscal Year End Date Schedule of Other Long-Term Liabilities Schedule of Other Assets and Other Liabilities [Table Text Block] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Weighted-Average Grant Date Fair Value per Unit Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Remaining number of common units available to be issued as awards (in units) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant ExxonMobil ExxonMobil [Member] ExxonMobil Liability Derivatives Amounts of Liabilities Presented in the Balance Sheet Derivative Liability Derivative Instruments and Hedges, Assets [Abstract] Derivative Instruments and Hedges, Assets [Abstract] Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Income [Domain] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] NGL Pipelines & Services NGL Pipelines and Services [Member] NGL Pipelines and Services business segment. Interest Rate Derivative Instruments Interest Rate Contract [Member] Distributions received from unconsolidated affiliates attributable to earnings Proceeds from Equity Method Investment, Distribution Schedule of Fair Value Measurements of Financial Assets and Liabilities Measured on a Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Total identifiable net assets Business Combination, Recognized Asset Acquired to Liability Assumed, Excess (Less) Diluted weighted-average number of units outstanding: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Total Unrecorded Unconditional Purchase Obligation NGL risk management activities (MMBbls) NGL Risk Management Activities [Member] The derivative instruments entered into in connection with NGL risk management activities by the entity. 2027 2027 Long-Term Debt, Maturity, Year Two Senior Notes KK, 5.10% fixed-rate, due February 2045 EPO Senior Notes KK [Member] Senior debt obligation: Senior Notes KK. Environmental reserves, financial position not disclosed Environmental Loss Contingency Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Environmental Loss Contingency Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Net cash flow used in financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Measure: Measure [Axis] Total Balance at beginning of period Balance at end of period Contract with Customer, Asset, before Allowance for Credit Loss Texas Margin Tax Effective Income Tax Rate Reconciliation, State Margin Tax, Amount The amount of income tax expense (benefit) for the period computed by applying the Texas margin tax. The tax is assessed on Texas sourced taxable margin which is defined as the lesser of (i) 70% of total revenue or (ii) total revenue less (a) cost of goods sold or (b) compensation and benefits. 2027 Unrecorded Unconditional Purchase Obligation, to be Paid, Year Two Long-Lived Tangible Asset [Domain] Long-Lived Tangible Asset [Domain] Share repurchase program, remaining authorized, amount Share Repurchase Program, Remaining Authorized, Amount Cost of sales Cost of Product and Service Sold Remaining Performance Obligation to be Recognized in the Future [Abstract] Revenue, Performance Obligation Satisfied over Time [Abstract] Amount included in opening balance transferred to other accounts during period Contract with Customer, Asset, Reclassified to Receivable Total Total Estimated Cash Interest Payments Total estimated cash interest payments to be made within five years and thereafter on debt obligations outstanding. Schedule of Reclassification out of Accumulated Other Comprehensive Income (Loss) Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Entity Tax Identification Number Entity Tax Identification Number Proceeds from sale of equity method investments Proceeds from Sale of Equity Method Investments Sales of petrochemicals and refined products Sales of Petrochemical and Refined Products [Member] Our petrochemical marketing activities include the purchase and fractionation of refinery grade propylene obtained on the open market and generate revenues from the sale and delivery of polymer grade propylene to customers at market-based prices. Asset Acquisition [Axis] Asset Acquisition [Axis] Other financial information: Segment Reporting Information, Additional Information [Abstract] Transportation equipment Transportation Equipment [Member] Accrued product payables Increase (Decrease) In Accrued Product Payable The net change during the reporting period in product expenses incurred but not yet paid. This element should be used when there is no other more specific or appropriate element. Current Short [Member] Weighted- Average Remaining Term Operating Lease, Weighted Average Remaining Lease Term 2029 2029 Long-Term Debt, Maturity, Year Four Unbilled revenue (current amount) Contract with Customer, Asset, before Allowance for Credit Loss, Current Schedule of Gain/(Loss) Recognized in Income on Derivative Derivatives Not Designated as Hedging Instruments [Table Text Block] Intangible Assets and Goodwill Goodwill and Intangible Assets Disclosure [Text Block] Current assets Assets, Current [Member] Primary financial statement caption encompassing current assets. Senior Notes PP, 3.70% fixed-rate, due February 2026 EPO Senior Notes PP [Member] EPO Senior Notes PP. Entity Public Float Entity Public Float Schedule of Goodwill Schedule of Goodwill [Table Text Block] Interest expense Interest expense Interest Expense, Nonoperating Trading Arrangement: Trading Arrangement [Axis] Derivative assets (see Note 14) Derivative Asset, Current Total Shareholder Return Amount Total Shareholder Return Amount Operating lease income Operating Lease, Lease Income Loss Contingencies [Line Items] Loss Contingencies [Line Items] Segment Reporting, Reconciling Item, Corporate Nonsegment Segment Reporting, Reconciling Item, Corporate Nonsegment [Member] Security Exchange Name Security Exchange Name Depreciation and accretion Depreciation and Accretion The aggregate net amount of depreciation and accretion recognized during an accounting period. As a noncash item, the net amount is added back to net income when calculating cash provided by or used in operations using the indirect method. Forecasted sales of refined products (MMBbls) Refined Products Marketing: Forecasted Sales of Refined Products [Member] The derivative instruments entered into in connection with the forecasted sales of refined products in connection with refined products marketing activities. Capital expenditure commitments Capital Addition Purchase Commitments [Member] Line of credit facility, maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Amortization of fair value of equity-based awards Partners' Capital Account, Unit-Based Payment Arrangement, Amount Other current liabilities Other Liabilities, Current Phantom unit awards Phantom Share Units (PSUs) [Member] Increase (Decrease) in Temporary Equity [Roll Forward] Increase (Decrease) in Temporary Equity [Roll Forward] Buyback Program: Share Repurchase Program [Abstract] Limited Partners' Capital Account Limited Partners' Capital Account [Abstract] Statement [Line Items] Statement [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Carrying amount of hedged asset Hedged Asset, Fair Value Hedge Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Cash and cash equivalents Cash and cash equivalents Cash and Cash Equivalent Common Units Common Stock [Member] Vested (in units) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Limited partners' capital account, units authorized (in units) Limited Partners' Capital Account, Units Authorized Finance lease obligations Finance Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] At-the-Market Registration Registration Atm [Member] A registration statement with the SEC authorizing the issuance of our common units in amounts, at prices and on terms to be determined by market conditions and other factors at the time of our offerings. Vitol Holding B.V. Vitol Holding B.V. [Member] Represents Vitol Holding B.V. and its affiliates (collectively "Vitol"). Net change in cash and cash equivalents, including restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Statistical Measurement [Domain] Statistical Measurement [Domain] Property, plant and equipment Business Combination, Recognized Asset Acquired, Property, Plant, and Equipment Thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Five Lease liability, current, Consolidated Balance Sheet [Extensible Enumeration] Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Crude oil Crude Oil [Member] Redeemable preferred limited partner interests: (see Note 8) Temporary Equity [Abstract] Related Party Transaction [Axis] Related Party Transaction [Axis] Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Variable operating costs and expenses Variable Operating Costs and Expenses Variable operating costs and expenses represent the cost of operating our plants, pipelines and other fixed assets that generally fluctuate based on utilization. Gross Value Gross Value Intangible Assets, Gross (Excluding Goodwill) Tax Jurisdiction of Domicile [Extensible Enumeration] Tax Jurisdiction of Domicile [Extensible Enumeration] Other assets Other Noncurrent Assets [Member] Forecasted purchases of refined products (MMBbls) Refined Products Marketing: Forecasted Purchases of Refined Products [Member] The derivative instruments entered into in connection with the forecasted purchases of refined products in connection with refined products marketing activities. 2026 Estimated Cash Interest Payments In Next Twelve Months Future estimated cash interest payments to be made within the next twelve months on debt obligations outstanding. Equity in income of unconsolidated affiliates Equity in income of unconsolidated affiliates Income (Loss) from Equity Method Investments Registration Statements and Equity Offerings [Line Items] Registration Statements and Equity Offerings [Line Items] Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Total net assets acquired Asset Acquisition, Assets Acquired and Liabilities Assumed, Net Asset Acquisition, Assets Acquired and Liabilities Assumed, Net Senior Notes III, 4.85% fixed-rate, due January 2034 EPO Senior Notes III [Member] Senior debt obligation: Senior Notes III Deferred revenues – non-current portion (see Note 9) Deferred Revenue, Noncurrent Schedule of Cash Proceeds from Asset Sales and Other Matters Disposal Groups, Including Discontinued Operations [Table Text Block] Capitalized Major Maintenance Capitalized Major Maintenance [Member] Capitalized Major Maintenance. 2030 Estimated Cash Interest Payments In Year Five Future estimated cash interest payments to be made in year five on debt obligations outstanding. Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Natural gas Energy Related Inventory Natural Gas Carrying amount as of the balance sheet date of natural gas inventories. Financial liabilities: Liabilities, Fair Value Disclosure [Abstract] Liabilities settled Asset Retirement Obligation, Liabilities Settled Forecasted sales of natural gas (Bcf) Natural Gas Processing: Forecasted Sales of Natural Gas [Member] The derivative instruments entered into in connection with the forecasted sales of natural gas. NGLs Natural Gas Liquids [Member] Natural gas liquids inventories that include, but are not limited to, ethane, propane, natural gasoline, butane and isobutane. Cash distributions paid Cash Distributions Paid Amount of cash distribution paid to common unit-holder of limited partnership (LP) and distribution equivalent rights. Total deferred tax assets Deferred Tax Assets, Gross Total other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax Schedule of Segment Financial Information Schedule of Segment Reporting Information, by Segment [Table Text Block] Inventory Disclosure [Abstract] Inventory Disclosure [Abstract] Remaining performance obligation Revenue, Remaining Performance Obligation, Amount Revisions in estimated cash flows Asset Retirement Obligation, Revision of Estimate EPCO and its privately held affiliates Affiliated Entity [Member] Texas Margin Tax Effective Income Tax Rate Reconciliation, State Margin Tax, Percent Effective Income Tax Rate Reconciliation, State Margin Tax, Percent Impaired Long-Lived Asset, Held and Used [Table] Impaired Long-Lived Asset, Held and Used [Table] 2028 Finance Lease, Liability, to be Paid, Year Three Natural gas gathering and processing services, acres dedicated Natural Gas Gathering And Processing Services, Acres Dedicated Across Four Counties Natural Gas Gathering And Processing Services, Acres Dedicated Across Four Counties Undivided joint interest, ownership percentage Undivided Joint Interest, Ownership Percentage Undivided Joint Interest, Ownership Percentage Amount recorded during period Contract with Customer, Liability, Additions Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable recorded during the current reporting period. Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Proceeds from asset sales and other matters Proceeds from sale of productive assets Proceeds from Sale of Productive Assets Finance leases Finance Lease, Right-of-Use Asset, after Accumulated Amortization [Abstract] Amounts recorded during period transferred to other accounts Contract with Customer, Asset, Recorded During the Period and Reclassified to Receivable Amount of decrease in right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time from transfer to receivable due to right to consideration becoming unconditional during the period. Investments in unconsolidated affiliates Payments to Acquire Equity Method Investments Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments, Gain (Loss) [Line Items] Equity-based payment arrangement, expense Share-Based Payment Arrangement, Expense Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Cash Collateral Paid Derivative Asset Collateral Right To Reclaim Cash Amount of right to receive cash collateral under master netting arrangements that have not been offset against derivative assets. Hedging Designation [Domain] Hedging Designation [Domain] Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] Current assets: Assets, Current [Abstract] Total liabilities, preferred units, and equity Liabilities and Equity Non-refundable payments received from shippers attributable to make-up rights Non-refundable Deferred Revenues Attributable To Shipper Make-up Rights On New Pipeline Projects Included In Gross Operating Margin Non-refundable deferred revenues attributable to shipper make-up rights on new pipeline projects included in gross operating margin. Whitethorn Pipeline Company LLC Whitethorn Pipeline Company LLC [Member] Represents Whitethorn Pipeline Company LLC Derivative Instruments, Gain (Loss) [Table] Derivative Instruments, Gain (Loss) [Table] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Schedule of Impairments of Property, Plant and Equipment Asset Impairment Charges of Property, Plant and Equipment [Table Text Block] Tabular disclosure of impairment charges of property, plant and equipment details. Total long-term lease expense Long Term Lease Expense Total lease expense from long-term contracts. Includes fixed and variable. Maximum common units authorized for issuance Limited Partners Capital Account Units Authorized Dollars The dollar amount of limited partner units authorized to be issued in amounts, at prices and on terms to be determined by market conditions and other factors at the time of offerings. General and administrative costs General and Administrative Expense [Member] Schedule of Equity Method Investments [Table] Equity Method Investment [Table] Capital expenditures Segment, Expenditure, Addition to Long-Lived Assets Accounting Policies [Abstract] Accounting Policies [Abstract] Acquisitions Asset Acquisition [Text Block] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Treasury Units Treasury Stock, Common [Member] Pay vs Performance Disclosure [Line Items] Lease Liability Carrying Value Operating Lease, Liability Office and warehouse space Office Building and Warehouse [Member] Building designed primarily for the conduct of business, for example, but not limited to, administration, clerical services, and consultation and facility designed for the storage of goods or equipment. Derivative, gains, amortization period Derivative, Gains, Amortization Period Derivative, Gains, Amortization Period Senior Notes EEE, 3.30% fixed-rate, due February 2053 EPO Senior Notes EEE [Member] Senior debt obligation: Senior Notes EEE. Acquisitions Business Combination [Text Block] Amortization of ROU assets Finance Lease, Right-of-Use Asset, Amortization Other long-term liabilities Total Other Liabilities, Noncurrent Gain (Loss) Recognized in Income on Hedged Item Change in Unrealized Gain (Loss) on Hedged Item in Fair Value Hedge Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Current maturities of debt (see Note 7) Less current maturities of debt Long-Term Debt, Current Maturities Company Selected Measure Amount Company Selected Measure Amount 2028 Lessee, Operating Lease, Liability, to be Paid, Year Three Other long-term liabilities Increase (Decrease) in Other Noncurrent Liabilities Cash flow hedges: (see Note 14) Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax [Abstract] Comprehensive income attributable to common unitholders Comprehensive Income (Loss), Net of Tax, Attributable to Parent Disposal Group Name [Domain] Disposal Group Name [Domain] Estimated forfeiture rate Grant Date Estimated Forfeiture Rate Equity Awards The estimated grant date forfeiture rate applied to the recognized compensation expense of equity based awards. Number of common units purchased on the open market and delivered to participants (in units) Units Purchased on Open Market and Delivered to Participants Number of common units purchased on the open market and delivered to participants in connection with the DRIP and EUPP. Name Measure Name Senior Notes D, 6.875% fixed-rate, due March 2033 EPO Senior Notes D [Member] Senior debt obligation: Senior Notes D. Deferred tax liabilities (see Note 16) Total net deferred tax liabilities Deferred Income Tax Liabilities, Net Partner Capital Components [Domain] Partner Capital Components [Domain] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table] Accounts payable – related parties Increase (Decrease) in Accounts Payable, Related Parties Unbilled Revenue Contract with Customer, Asset, Allowance for Credit Loss [Roll Forward] Long-term debt Long-Term Debt Legal Entity [Axis] Legal Entity [Axis] Amortization of major maintenance costs for reaction-based plants Amortization of Major Maintenance Costs Amortization of major maintenance costs. Total assets Consolidated total assets Assets 2026 Finite-Lived Intangible Asset, Expected Amortization, Year One Vested (in dollars per unit) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Cash, Cash Equivalents and Restricted Cash Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] Maximum bank commitments increase Line Of Credit Facility, Maximum Bank Commitments Increase The maximum amount by which the total commitments may be increased by the borrower by adding one or more lenders to the facility and/or requesting that the commitments of the existing lenders be increased. Total partners’ equity Partners' Capital Lessee, finance lease, term of contract Lessee, Finance Lease, Term of Contract Other Other Liabilities Noncurrent Other Aggregate carrying amount, as of the balance sheet date, of other noncurrent obligations. Other noncurrent liabilities are expected to be paid after one year (or the normal operating cycle, if longer). Debt instrument, extension term Debt Instrument, Extension Term Debt Instrument, Extension Term Operating activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Other segment items Segment Reporting, Other Segment Item, Amount Concentration Risk Type [Axis] Concentration Risk Type [Axis] Inventories Inventory Disclosure [Text Block] Cash distributions paid to common unitholders Partners' Capital Account, Distributions Property, plant and equipment Property, Plant and Equipment, Additions Financial assets: Assets, Fair Value Disclosure [Abstract] 2029 Finite-Lived Intangible Asset, Expected Amortization, Year Four 2026 Finance Lease, Liability, to be Paid, Year One Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Consolidated Lease Expense [Abstract] Lease, Cost [Abstract] Financial Instruments Asset Derivative Settlement Offset The amount of the derivative asset to be cleared under master netting arrangements that have not been offset against net derivative instrument positions. Significant Other Observable Inputs (Level 2) Fair Value, Inputs, Level 2 [Member] Conversion and reclassification of preferred units to common units (in units) Temporary Equity, Conversion of Preferred Units to Common Units Temporary Equity, Conversion of Preferred Units to Common Units Document Financial Statement Error Correction Document Financial Statement Error Correction [Flag] Storage tanks Containers [Member] Temporary equity, par or stated value per share (in dollars per unit) Temporary Equity, Par or Stated Value Per Share Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Business Combination [Domain] Business Combination [Domain] Operating lease obligations Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Related Party Related Party [Member] Annualized distribution per common unit (in dollars per unit) Annualized Distribution Made to Limited Partner, Distributions Declared, Per Unit Per unit of ownership amount of cash distributions declared to unit-holder of a limited partnership (LP) on an annualized basis. Schedule of Income Tax Benefit (Provision) Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Plan Name [Axis] Plan Name [Axis] Property, Plant and Equipment Property, Plant and Equipment, Policy [Policy Text Block] PEO PEO [Member] Junior Subordinated Notes Junior Subordinated Debt [Member] Unrecorded Unconditional Purchase Obligation [Line Items] Unrecorded Unconditional Purchase Obligation [Line Items] Change in valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Attributable to property, plant and equipment Deferred Tax Liabilities, Property, Plant and Equipment Common units issued (in units) Limited Partners' Capital Account, Units Issued Share-Based Payment Arrangement [Abstract] Share-Based Payment Arrangement [Abstract] Cash and cash equivalents, including restricted cash, January 1 Cash and cash equivalents, including restricted cash, December 31 Total cash, cash equivalents and restricted cash shown in the Statements of Consolidated Cash Flows Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Income Statement [Abstract] Income Statement [Abstract] Asset Derivatives Amounts of Assets Presented in the Balance Sheet Derivative Asset Interest expense Interest Expense [Member] Sale of Stock [Domain] Sale of Stock [Domain] EFS Midstream (acquired 2015) Eagle Ford Midstream Assets [Member] EFS Midstream provides gas gathering, treating, compression and condensate processing services in the Eagle Ford Shale. Derivative liabilities Derivative Liability, Noncurrent Net losses (gains) attributable to asset sales and related matters Gain (Loss) From Asset Sales and Related Transactions in Operating Costs and Expenses The difference between the sale price or salvage price and the book value of a property, plant, and equipment asset that was sold or retired during the reporting period. This element refers to the gain (loss) recorded in operating costs and expenses. Accrued interest Increase (Decrease) in Interest Payable, Net Intangible assets, net (see Note 6) Carrying Value Carrying Value Intangible Assets, Net (Excluding Goodwill) Product and Service [Domain] Product and Service [Domain] Customer Concentration Risk Customer Concentration Risk [Member] Other, net Partners' Capital, Other Net income Net income Net income Total Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Senior Notes DD, 5.70% fixed-rate, due February 2042 EPO Senior Notes DD [Member] Represents EPO's Senior Notes DD. Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Total Liabilities, Fair Value Disclosure Business Combination [Table] Business Combination [Table] Derivative, notional amount Derivative, Notional Amount Liabilities incurred Asset Retirement Obligation, Liabilities Incurred Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Limited partners capital account remaining units available for issuance (in units) Limited Partners Capital Account Remaining Units Available For Issuance The remaining number of limited partner units available for issuance, after taking into account limited partner units issued to date. The limited partners are partners of a publicly traded limited partnership or master limited partnership. Limited partners have limited liability and do not manage the partnership. Other (in units) Partners Capital Account Other Units Changes Other changes in units during the period. Partnership income not subject to federal income tax Effective Income Tax Rate Reconciliation, Tax Exempt Income, Amount Transport 4, LLC (“Transport 4”) Sale of Transport 4 Transport 4, LLC [Member] This element represents an investment in the stock of an investee (Transport 4, LLC.). Schedule of Final Fair Value Allocation of Assets Acquired and Liabilities Assumed Business Combination, Recognized Asset Acquired and Liability Assumed [Table Text Block] Current Assets and Current Liabilities Current Assets And Current Liabilities Policy [Policy Text Block] Disclosure of accounting policy for breaking out amounts on the balance sheet in other current assets and other current liabilities. City Area Code City Area Code Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Capitalized interest Interest Costs Capitalized Storage and pipeline facilities Energy Equipment [Member] Schedule of Unbilled Revenue and Deferred Revenue Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Investing activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Total general and administrative costs General and administrative costs General and administrative costs General and Administrative Expense Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Fair value hedge Fair Value Hedging [Member] SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain] SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain] Unrecorded Unconditional Purchase Obligation by Category of Item Purchased [Axis] Unrecorded Unconditional Purchase Obligation by Category of Item Purchased [Axis] Related Party Transactions [Abstract] Related Party Transactions [Abstract] Total lease expense Lease, Cost Percentage of Common Units Outstanding Outstanding Units Percentage Owned By Affiliates Under Common Control The number of units owned (as a percentage) by an affiliate under common control. Cash flow hedge Cash Flow Hedging [Member] Goodwill (see Note 6) Balance at beginning of period Balance at end of period Goodwill Goodwill Schedule of Consolidated Lease Expense Lease, Cost [Table Text Block] Total impairment charges for property, plant and equipment Tangible Asset Impairment Charges Thereafter Estimated Cash Interest Payments After Year Five Future estimated cash interest payments to be made after year five on debt obligations outstanding. Federal Deferred Federal Income Tax Expense (Benefit) Auditor Name Auditor Name Price risk derivatives, at fair value, net Price Risk Derivatives, at Fair Value, Net Supplemental Cash Flow Information [Abstract] Supplemental Cash Flow Information [Abstract] Navigator Ethylene Terminals LLC Navigator Ethylene Terminals LLC [Member] Navigator Ethylene Terminals LLC. Goodwill, impaired, accumulated impairment loss Goodwill, Impaired, Accumulated Impairment Loss Other Performance Measure, Amount Other Performance Measure, Amount Debt issuance costs Payments of Debt Issuance Costs Letter of credit outstanding Letter of credit outstanding The amount outstanding on a letter of credit. These letters of credit reduce the amount available for borrowing under EPO's Multi-Year Revolving Credit Facility. Fair Value Measurements Fair Value Measurement, Policy [Policy Text Block] Related and Nonrelated Parties [Domain] Related and Nonrelated Parties [Domain] Amount Income Tax Expense (Benefit), Effective Income Tax Rate Reconciliation, Amount [Abstract] Derivative Instrument Risk [Axis] Derivative Instrument [Axis] Comprehensive income attributable to preferred units (see Note 8) Noncontrolling Interest in Comprehensive Income (Loss) Preferred Unit Holders, Redeemable Amount after tax of comprehensive income (loss) attributable to redeemable noncontrolling preferred unit holders. Entity [Domain] Entity [Domain] Earnings Per Unit [Abstract] Earnings Per Unit [Abstract] Net cash flow used in investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Investments in unconsolidated affiliates (see Note 5) Investments in unconsolidated affiliates Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures Expected timing of satisfaction, period Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Change in fair market value of derivative instruments Unrealized Gain (Loss) on Derivatives and Commodity Contracts Cash payments for interest, net of $182, $121 and $106 capitalized in 2025, 2024 and 2023, respectively Interest Paid, Excluding Capitalized Interest, Operating Activity Document Fiscal Year Focus Document Fiscal Year Focus ROU Asset Carrying Value Operating Lease, Right-of-Use Asset Senior Notes MM, 3.75% fixed-rate, due February 2025 EPO Senior Notes MM [Member] EPO Senior Notes MM. Provision for income taxes Effective income tax rate Effective Income Tax Rate Reconciliation, Percent Current liabilities Liabilities, Current [Member] Primary financial statement caption encompassing current liabilities. Total segment midstream services Oil and Gas Service [Member] Senior Notes November 2025 Senior Notes November 2025 [Member] Senior Notes November 2025 Total fixed operating lease expense Operating Lease, Cost Equity Method Investment, Nonconsolidated Investee [Axis] Equity Method Investment, Nonconsolidated Investee [Axis] Carrying Value Reported Value Measurement [Member] Plan Name [Domain] Plan Name [Domain] Accounts receivable – related parties Increase (Decrease) in Accounts Receivable, Related Parties Natural gas risk management activities (Bcf) Natural Gas Risk Management Activities [Member] The derivative instruments entered into in connection with natural gas risk management activities by the entity. Equity-based payment arrangement, cost not yet recognized, period for recognition Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Senior Notes NNN, 5.20% fixed-rate, due January 2036 EPO Senior Notes NNN [Member] EPO Senior Notes NNN Buildings Building [Member] Derivative Instruments Derivatives, Policy [Policy Text Block] Business Segments and Related Information Segment Reporting Disclosure [Text Block] Estimated cash interest payments Estimated Cash Interest Payments [Abstract] Estimated Cash Interest Payments [Abstract] 364-Day $1.5 Billion & $2.7 Billion Revolving Credit Agreements 364-Day $1.5 Billion & $2.7 Billion Revolving Credit Agreements [Member] 364-Day $1.5 Billion & $2.7 Billion Revolving Credit Agreements Goodwill [Table] Goodwill [Table] 2028 Unrecorded Unconditional Purchase Obligation, to be Paid, Year Three Aggregate grant date fair value Grant Date Fair Value Of Equity Awards Issued During Period The total fair value of share-based awards as of the grant date or modification date, as applicable. Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Derivatives not designated as hedging instruments: Not Designated as Hedging Instrument [Member] Senior Notes MMM, 4.60% fixed-rate, due January 2031 EPO Senior Notes MMM [Member] EPO Senior Notes MMM Federal Current Federal Tax Expense (Benefit) Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Fair Value, Assets and Liabilities Measured on Recurring Basis [Table] Fair Value, Recurring and Nonrecurring [Table] Weighted Average Weighted Average [Member] Leases Lessee, Leases [Policy Text Block] Amortization of intangible assets Amortization of Intangible Assets Restricted cash Restricted cash Restricted Cash and Cash Equivalent, Current Senior Notes WW, 4.15% fixed-rate, due October 2028 EPO Senior Notes WW [Member] Senior debt obligation: Senior Notes WW. Total Number of Limited Partner Interests Held (in units) Outstanding Units Owned By Affiliates Under Common Control Represents the number of units held by related party affiliates. Schedule of Components of Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Capital expenditures Cash consideration Payments to Acquire Productive Assets Increase (Decrease) in Partners' Equity [Roll Forward] Increase (Decrease) in Partners' Capital [Roll Forward] Increase (Decrease) in Partners' Capital [Roll Forward] Eagle Ford Pipeline LLC (“Eagle Ford Crude Oil Pipeline”) Eagle Ford Pipeline LLC [Member] Represents Eagle Ford Pipeline LLC, Recovery of construction costs Recovery of construction costs [Member] Recovery of construction costs. Allowance for Credit Losses Accounts Receivable [Policy Text Block] Forecasted purchases of crude oil (MMBbls) Crude Oil Marketing: Forecasted Purchases of Crude Oil [Member] The derivative instruments entered into in connection with the forecasted purchases of crude oil in connection with crude oil marketing activities. Partner Capital Components [Axis] Partner Capital Components [Axis] Lease Liability Carrying Value Finance Lease, Liability EPO Junior Subordinated Notes C EPO Junior Subordinated Notes C [Member] EPO Junior Subordinated Notes C. Arrangement Duration Trading Arrangement Duration Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Jonah natural gas gathering agreements (acquired 2001) Jonah Gas Gathering [Member] Customer relationships acquired in connection with acquisition of Jonah gas gathering systems. Statement, Business Segments [Axis] Segments [Axis] Conversion of preferred units to common units (in units) Partners' Capital Account, Units, Converted Common Limited Partner Interests Limited Partner [Member] Local Phone Number Local Phone Number Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Other investing activities Payment for (Proceeds from) Other Investing Activity Other operating activities Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Other Item Thereafter Long-Term Debt, Maturity, after Year Five Equity-Based Awards Share-Based Payment Arrangement [Text Block] Common limited partner interests (2,161,760,683 units issued and outstanding at December 31, 2025, 2,165,699,962 units issued and outstanding at December 31, 2024 Limited Partners' Capital Account Common unit repurchases under 2019 Buyback Program (in units) Stock repurchased and retired during period, (in units) Stock Repurchased and Retired During Period, Shares Cash and cash equivalents Business Combination, Recognized Asset Acquired, Cash and Cash Equivalent Natural gas processing and fractionation Natural Gas Processing and Fractionation [Member] Represents natural gas processing and fractionation as a component of midstream services. ASSETS Assets [Abstract] Underlying Security Market Price Change Underlying Security Market Price Change, Percent Debt Instrument [Axis] Debt Instrument [Axis] Forfeited (in dollars per unit) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Business Combination [Line Items] Business Combination [Line Items] Business Combination [Line Items] Partners' equity account, units, treasury units purchased (in units) Partners' Equity Account, Units, Treasury Units Purchased Decrease in units outstanding related to units that were previously issued and have been repurchased during the period. Senior Notes II, 4.85% fixed-rate, due March 2044 EPO Senior Notes II [Member] Senior Debt Obligation : Senior Notes II. Derivative liabilities (see Note 14) Derivative Liability, Current Accumulated other comprehensive income related to interest rate derivative instruments expected to be reclassified to earnings in interest expense over the next twelve months Interest Rate Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months, Net Maturity date extension requests, maximum Line Of Credit Facility, Maturity Date Extension Requests, Maximum Line Of Credit Facility, Maturity Date Extension Requests, Maximum Debt instrument, interest rate, stated percentage Debt Instrument, Interest Rate, Stated Percentage Investment, Name [Axis] Investment, Name [Axis] Operating lease, liability, noncurrent Operating lease liability – non-current portion Operating Lease, Liability, Noncurrent Undivided joint interest, ownership interest sold, percent Undivided Joint Interest, Ownership Interest Sold, Percent Undivided Joint Interest, Ownership Interest Sold, Percent Entity Voluntary Filers Entity Voluntary Filers Adjustments to reconcile total segment gross operating margin to income before income taxes (addition or subtraction indicated by sign): Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Abstract] Partners’ equity: Partners' Capital [Abstract] Unconditional Purchase Obligation, Category of Goods or Services Acquired [Domain] Unconditional Purchase Obligation, Category of Goods or Services Acquired [Domain] Intangible Assets, Net (Excluding Goodwill) [Abstract] Intangible Assets, Net (Excluding Goodwill) [Abstract] Gross Amounts of Recognized Assets Derivative Asset, Subject to Master Netting Arrangement, before Offset Property, Plant and Equipment [Abstract] Property, Plant and Equipment [Abstract] Entity Registrant Name Entity Registrant Name Other assets Increase (Decrease) in Other Noncurrent Assets Series A cumulative convertible preferred units outstanding (in units) Preferred units outstanding, beginning balance (in units) Preferred units outstanding, ending balance (in units) Temporary Equity, Shares Outstanding Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Senior Notes J, 5.75% fixed-rate, due March 2035 EPO Senior Notes J [Member] Senior debt obligation: Senior Notes J. Treasury lock Treasury Lock [Member] Basic weighted-average number of common units outstanding (in units) Weighted Average Limited Partnership Units Outstanding, Basic Plants, pipelines and facilities Plants, pipelines and facilities [Member] Long-lived depreciable assets used to transport and process product for the consumer. Total Assets, Fair Value Disclosure Total asset impairment charges in operating costs and expenses Asset impairment charges in operating costs and expenses Asset impairment charges Impairment Charges Included in Operating Costs and Expenses The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale). Asset retirement costs capitalized Oil and Gas, Capitalized Cost, before Accumulated Depreciation, Depletion, Amortization, and Valuation Allowance, Asset Retirement Granted (in dollars per unit) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Related and Nonrelated Parties [Axis] Related and Nonrelated Parties [Axis] Unrecorded Unconditional Purchase Obligation [Table] Unrecorded Unconditional Purchase Obligation [Table] Other liabilities Other Noncurrent Liabilities [Member] Restatement Determination Date: Restatement Determination Date [Axis] Cash payments made in connection with distribution equivalent rights Cash payments made in connection with DERs Cash Payments made in connection with Distribution Equivalent Rights Total cash payments made in connection with distribution equivalent rights. Foreign Deferred Foreign Income Tax Expense (Benefit) Cash contributions from noncontrolling interests Noncontrolling Interest, Increase from Subsidiary Equity Issuance Senior Notes FFF, 5.05% fixed-rate, due January 2026 EPO Senior Notes FFF [Member] Senior debt obligation: Senior Notes FFF Other financing activities Proceeds from (Payment for) Other Financing Activity Reclassification of losses (gains) to net income during period Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax Name Trading Arrangement, Individual Name Amount recorded during period Contract with Customer, Asset, Increase Amount of increase in right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time. Acquisition of noncontrolling interests Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests Employer contribution to EUPP Employer contribution to EUPP Employer contribution to participants unit purchase through the Employee Unit Purchase Plan. Represents the discount available through the plan. Schedule of Phantom Unit Award Activity Share-Based Payment Arrangement, Activity [Table Text Block] Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Schedule of Asset Impairment Charges Asset Impairment Charges [Table Text Block] Asset Impairment Charges Total operating costs and expenses Operating costs and expenses Operating Costs and Expenses 2028 Estimated Cash Interest Payments In Year Three Future estimated cash interest payments to be made in year three on debt obligations outstanding. Storage and terminals Storage and Terminals [Member] Represents storage and terminal services as a component of midstream services. Share Repurchase Program [Axis] Share Repurchase Program [Axis] Estimated payment obligations: Product Purchase Commitments [Abstract] Total estimated cash payments to be made within five years and thereafter on product purchase obligations outstanding. Name Awards Close in Time to MNPI Disclosures, Individual Name Transaction related costs Asset Acquisition, Consideration Transferred, Transaction Cost Beginning balance (in dollars per unit) Ending balance (in dollars per unit) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag Asset Acquisition [Line Items] Asset Acquisition [Line Items] Senior Notes DDD, 3.20% fixed-rate, due February 2052 EPO Senior Notes DDD [Member] Senior debt obligation: Senior Notes DDD. Petrochemical & Refined Products Services Petrochemical and Refined Products Services [Member] Petrochemical and Refined Products and Services business segment. Auditor Firm ID Auditor Firm ID Segment [Domain] Segments [Domain] Senior Notes JJJ 4.95% fixed-rate, due February 2035 EPO Senior Notes JJJ [Member] EPO Senior Notes JJJ. Statement of Income Location, Balance [Axis] Statement of Income Location, Balance [Axis] Commercial Paper Notes, variable-rates Commercial Paper Notes Commercial Paper Notes [Member] Commercial Paper Notes Program. Schedule of Remaining Performance Obligations Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Forecasted sales of octane enhancement products (MMBbls) Octane Enhancement: Forecasted Sales of Octane Enhancement Products [Member] The derivative instruments entered into in connection with the forecasted octane enhancement product sales. Inventories Increase (Decrease) in Inventories Statement of Financial Position Location, Balance [Domain] Statement of Financial Position Location, Balance [Domain] Employee partnership liquidation threshold (in dollars per unit) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Liquidation Threshold Common unit price threshold upon which the employee partnership liquidates. Assets having a then current fair market value equal to the Class A limited partner's capital base in such Employee Partnership will be distributed to the Class A limited partner. Any remaining assets of such Employee Partnership will be distributed to the Class B limited partners of such Employee Partnership as a residual profits interest. Series A cumulative convertible preferred units (“preferred units”) (45,412 units outstanding at December 31, 2025 and 50,687 units outstanding at December 31, 2024 Redeemable Noncontrolling Interest, Equity, Preferred, Carrying Amount Cash Collateral Received Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Cash Not Offset Senior Notes BB, 5.95% fixed-rate, due February 2041 EPO Senior Notes BB [Member] Senior debt obligation: Senior Notes BB. Accretion expense Asset Retirement Obligation, Accretion Expense Revenues Revenue [Policy Text Block] General and administrative costs: General and Administrative Expense [Abstract] Oiltanking (acquired 2014) Oiltanking Partners L.P. [Member] Oiltanking Partners L.P. owns marine terminals located on the Houston Ship Channel and at the Port of Beaumont. Gross Amounts Offset in the Balance Sheet Derivative Liability, Subject to Master Netting Arrangement, Asset Offset Senior Notes Senior Notes [Member] Schedule of Amortization Expense of our Intangible Assets by Business Segment Finite-Lived Intangible Assets Amortization Expense [Table Text Block] Attributable to investments in other entities Deferred Tax Liabilities, Investment in Subsidiaries Deferred tax liability attributable to temporary differences from the entity's investment in its wholly-owned subsidiaries. EPCO Unit II [Member] EPCO Unit II [Member] Represents EPCO Unit II L.P. an Employee Partnership. Forecasted sales of NGLs and related hydrocarbon products (MMBbls) NGL Marketing Forecasted Sales of Ngls and Related Hydrocarbon Products [Member] The derivative instruments entered into in connection with the forecasted sales of NGLs and related hydrocarbon purchases in connection with NGL marketing activities. All Executive Categories All Executive Categories [Member] Employee Unit Purchase Plan Employee Unit Purchase Plan [Member] Under the employee unit purchase plan (EUPP), employees can purchase our common units at a discount through payroll deductions. Schedule of Components of Deferred Tax Assets and Liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] ROU Asset Carrying Value Finance Lease, Right-of-Use Asset, after Accumulated Amortization Fixed operating costs and expenses Fixed Operating Costs and Expenses Fixed operating costs and expenses represent the cost of operating our plants, pipelines and other fixed assets that generally remain constant independent of utilization. Commitments and contingent liabilities (see Note 17) Commitments and Contingencies Increase (decrease) in: Increase (Decrease) in Operating Liabilities [Abstract] Contract-based intangible asset Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Finite-Lived Contract-Based Intangible Assets Contract-Based Intangible Assets [Member] Business Combination [Axis] Business Combination [Axis] Comprehensive income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Financial Instruments Liability Derivative Settlement Offset The amount of the derivative liability to be cleared under master netting arrangements that have not been offset against net derivative instrument positions. Noncontrolling Interests in Consolidated Subsidiaries Noncontrolling Interest [Member] Ownership interest Equity Method Investment, Ownership Percentage Noncontrolling Interest [Table] Noncontrolling Interest [Table] Senior Notes R, 6.125% fixed-rate, due October 2039 EPO Senior Notes R [Member] Senior debt obligation: Senior Notes R. PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Depreciation, amortization and accretion Depreciation, Amortization and Accretion in Operating Costs and Expenses The amount of expense recognized and charged to operating costs and expenses in the current period that reflects the allocation of the cost of assets over the assets' useful lives. Percentage applied to the common unit market price in calculating the number of common units to be acquired upon the conversion of series A preferred units to common units Percentage Applied To The Common Unit Market Price In Calculating The Number Of Common Units To Be Acquired Upon The Conversion Of Series A Preferred Units To Common Units Percentage applied to the common unit market price in calculating the number of common units to be acquired upon the conversion of Series A preferred units to common units. Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Hedging Designation [Axis] Hedging Designation [Axis] Schedule of Allocation of Total Cost to Assets Acquired and Liabilities Assumed Asset Acquisition [Table Text Block] Total commodity derivatives Price Risk Derivative Assets, at Fair Value Amounts That Would Have Been Presented On Net Basis Derivative Liability, Including Not Subject to Master Netting Arrangement, after Offset and Deduction Gain (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) to Income Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax Number of transactions Derivative, Number of Instruments Held Derivative Contract [Domain] Derivative Contract [Domain] All Individuals All Individuals [Member] Long-Term Debt, Type [Domain] Long-Term Debt, Type [Domain] Number of days after quarter end to distribute available cash Number of days after quarter end to distribute available cash The number of days after the end of the accounting period in which available cash is required to be distributed. Name Forgone Recovery, Individual Name 2029 Unrecorded Unconditional Purchase Obligation, to be Paid, Year Four Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] San Juan Gathering (acquired 2004) San Juan Gathering [Member] Customer relationships acquired in connection with acquisition ofSan Juan gas gathering systems. Impairment of assets other than goodwill (see Notes 2 and 4) Other Asset Impairment Charges Losses (gains) on cash flow hedges: Reclassification out of Accumulated Other Comprehensive Income [Member] Subordinated Debt Obligations Subordinated Debt Obligations [Member] Unconsolidated affiliates Equity Method Investee [Member] Schedule of Hedging Instruments Under the FASB's Derivative and Hedging Guidance Schedule of Derivative Instruments [Table Text Block] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Intangible Asset, Finite-Lived [Table] Intangible Asset, Finite-Lived [Table] Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Natural gas storage inventory management activities (Bcf) Natural Gas Marketing: Natural Gas Storage Inventory Management Activities [Member] The derivative instruments entered into in connection with natural gas storage inventory management activities. Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Other Asset impairment charges, Other Other asset impairment charges, including but not limited to the write-down of surplus materials classified as current assets and intangible assets other than goodwill. Other Estimated Payment Obligations Other [Member] The estimated purchase obligations related to contracts for the purchase of other products. Valuation and Qualifying Accounts Disclosure [Line Items] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] Earnings allocated to phantom unit awards Participating Securities, Distributed and Undistributed Earnings (Loss), Basic Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Senior Notes HHH, 4.60% fixed-rate, due January 2027 EPO Senior Notes HHH [Member] Senior debt obligation: Senior Notes HHH Title of 12(b) Security Title of 12(b) Security Lessee, Lease, Terms Lessee, Lease, Description [Table] Total lease liability carrying value Total Lease Liability Present value of lessee's discounted obligation for lease payments. Disposal Groups, Including Discontinued Operations [Table] Disposal Groups, Including Discontinued Operations [Table] Impairment Testing Impairment or Disposal of Long-Lived Assets, Including Intangible Assets, Policy [Policy Text Block] Scheduled maturities of debt obligations Long-Term Debt, Fiscal Year Maturity [Abstract] Earnings per unit: (see Note 11) Earnings Per Share [Abstract] 2030 Lessee, Operating Lease, Liability, to be Paid, Year Five Total other expense, net Total other expense, net Nonoperating Income (Expense) Subsidiary, ownership percentage, parent Subsidiary, Ownership Percentage, Parent Distributions received from unconsolidated affiliates attributable to the return of capital Proceeds from Equity Method Investment, Distribution, Return of Capital Long-Term Incentive Plan (2008) Long Term Incentive Plan (2008) [Member] The 2008 Long-Term Incentive Plan provides for awards of our common units and other rights to our non-employee directors and to consultants and employees of EPCO and its affiliates providing services to us. Registration Statements and Equity Offerings [Table] Registration Statements and Equity Offerings [Table] Registration Statements and Equity Offerings [Table] Temporary Equity, Other Disclosure Temporary Equity, Other Disclosure [Abstract] Thereafter Finance Lease, Liability, to be Paid, after Year Five Award Timing Disclosures [Line Items] Schedule of Information Regarding our Asset Retirement Obligations, or AROs Schedule of Change in Asset Retirement Obligation [Table Text Block] Schedule of Inventory Amounts by Product Type Schedule of Inventory, Current [Table Text Block] Total distributions paid to convertible preferred unitholders Total distributions paid to convertible preferred unitholders Total distributions paid to convertible preferred unitholders. Measurement Frequency [Domain] Measurement Frequency [Domain] Lessee, operating lease, renewal term Lessee, Operating Lease, Renewal Term Other comprehensive income (loss) for period, before reclassifications Other Comprehensive Income (Loss), before Reclassifications, Net of Tax Capital Accounts Equity [Text Block] State Deferred State and Local Income Tax Expense (Benefit) Service payment commitments Service Payment Commitments [Member] The estimated commitments related to service obligations outstanding at the balance sheet date. Weighted-Average Interest Rate Paid Debt Instrument, Interest Rate During Period Net income attributable to common unitholders Net income attributable to common unitholders Net Income (Loss) Attributable to Parent March 2023 $2.7 Billion Multi-Year Revolving Credit Agreement, variable-rate, due March 2030 Epo Multi Year Revolving Credit Facility [Member] Represents EPO's $3.0 Billion Multi-Year Revolving Credit Facility. Equity Method Investment, Nonconsolidated Investee [Domain] Equity Method Investment, Nonconsolidated Investee [Domain] Construction in progress Construction in Progress [Member] Reclassification out of Accumulated Other Comprehensive Income [Abstract] Reclassification out of Accumulated Other Comprehensive Income [Abstract] Reclassification out of Accumulated Other Comprehensive Income [Abstract] Delaware Basin natural gas processing contracts (acquired 2018) Delaware Basin Gas Processing LLC [Member] This element represents an investment in Delaware Basin Gas Processing LLC. White River Hub, LLC (“White River Hub”) White River Hub, LLC [Member] This element represents an investment in the stock of an investee (White River Hub, LLC). Schedule of Reconciliation of Benefit from (Provision for) Income Taxes Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Vesting period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Sales of NGLs and related products Sales of NGLs and Related Products [Member] NGL marketing activities generate revenues from the sale and delivery of purity NGLs and related products, which are taken title to through natural gas processing activities (i.e., equity NGL production) and open market and long-term contract purchases. Other Effective Income Tax Rate Reconciliation, Other Adjustments, Percent Depreciation, amortization and accretion expense in operating costs and expenses Depreciation Amortization And Accretion In Operating Costs And Expenses Excluded From Gross Operating Margin The amount of expense recognized and charged to operating costs and expenses in the current period that reflects the allocation of the cost of assets over the assets' useful lives excluded from gross operating margin. Deductions SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Repurchase of common units under 2019 Buyback Program (see Note 8) Payments for Repurchase of Common Stock Adoption Date Trading Arrangement Adoption Date Cash Collateral Received Derivative Liability Cash Collateral Received Amount of obligation to return cash collateral under master netting arrangements that have not been offset against derivative liabilities. Lessee, operating lease, term of contract Lessee, Operating Lease, Term of Contract Midland Basin Oxy customer contract (acquired 2025) Oxy Natural Gas Gathering Affiliate Oxy Natural Gas Gathering Affiliate [Member] Oxy Natural Gas Gathering Affiliate Major Customers [Axis] Customer [Axis] Customer relationship intangibles Customer Relationships [Member] 2027 Accretion Expense Forecast Second Full Fiscal Year After End Of Current Fiscal Year Estimate of accretion expense for second full fiscal year after end of current fiscal year. Operating income Operating Income (Loss) Schedule of Offsetting Financial Liabilities Offsetting Liabilities [Table Text Block] Segment revenues: Segment revenues [Abstract] Segment revenues [Abstract] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Total segment gross operating margin Total Segment Gross Operating Margin Operating income before: (i) depreciation, amortization and accretion expense; (ii) non-cash consolidated asset impairment charges; (iii) operating lease expenses for which the entity does not have the payment obligation; (iv) gains and losses from asset sales and related transactions and (v) general and administrative costs. Class of Stock [Axis] Class of Stock [Axis] Cash Flow Hedges Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] Environmental Costs Environmental Costs, Policy [Policy Text Block] Deferred Revenue Movement In Contract With Customer Liability [Roll Forward] Movement In Contract With Customer Liability Subsequent Event Type [Domain] Subsequent Event Type [Domain] Fractionation and isomerization Fractionation and Isomerization [Member] Represents fractionation and isomerization services as a component of midstream services. Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Other Deferred Tax Liabilities, Other Other, net Other Nonoperating Income (Expense) Statement [Table] Statement [Table] 2027 Estimated Cash Interest Payments In Year Two Future estimated cash interest payments to be made in year two on debt obligations outstanding. Deferred income tax expense Total deferred portion Deferred Income Tax Expense (Benefit) Reconciliation of net income to net cash flow provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Financing activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Revenue Benchmark Revenue Benchmark [Member] Total segment gross operating margin Segment Gross Operating Margin Operating income before: (i) depreciation, amortization and accretion expense; (ii) non-cash consolidated asset impairment charges; (iii) operating lease expenses for which the entity does not have the payment obligation; (iv) gains and losses from asset sales and related transactions and (v) general and administrative costs. Common units outstanding, beginning balance (in units) Common units outstanding, ending balance (in units) Partners' Capital Account, Units Total Balance at beginning of period Balance at end of period Contract with Customer, Liability Variable Rate [Domain] Variable Rate [Domain] Finance lease, liability, noncurrent Finance Lease, Liability, Noncurrent Partnership Organization and Operations Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Senior Notes AAA, 2.80% fixed-rate, due January 2030 EPO Senior Notes AAA [Member] Senior debt obligation: Senior Notes AAA. All Adjustments to Compensation All Adjustments to Compensation [Member] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Amendment Flag Amendment Flag Pipelines and related equipment Pipelines [Member] Maximum number of common units that may be issued as awards (in units) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized Other segment income: Other segment income (expense) [Abstract] Other segment income (expense) [Abstract] Termination Date Trading Arrangement Termination Date Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Management/Operator Fees Management/Operator Fees [Member] Represents related party fees received under management or operator agreements. Weighted-Average Discount Rate Operating Lease, Weighted Average Discount Rate, Percent Named windstorm insurance coverage Named Windstorm Insurance Coverage With respect to named windstorm claims, the maximum amount of insurance coverage available to us for any single event, after applying the appropriate deductibles. A named windstorm is a hurricane, typhoon, tropical storm or cyclone as declared by the U.S. National Weather Service. Equity-Based Payment Arrangement, Expensed and Capitalized, Amount [Table] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table] Lower of cost or net realizable value adjustments recognized in cost of sales Inventory Write-down Supplemental Cash Flow Information Cash Flow, Supplemental Disclosures [Text Block] Senior Notes CCC, 3.95% fixed-rate, due January 2060 EPO Senior Notes CCC [Member] Senior debt obligation: Senior Notes CCC. Schedule of Basic and Diluted Earnings Per Unit Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Intangible Assets by Business Segment Schedule Of Finite And Indefinite Lived Intangible Assets By Segment [Table Text Block] Tabular disclosure of amortizable finite and indefinite lived intangibles assets by segment, including the gross carrying amount and accumulated amortization. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company. Related Party Transaction [Domain] Related Party Transaction [Domain] Venice Energy Service Company, L.L.C. (“VESCO”) Venice Energy Service Company LLC [Member] This element represents an investment in the stock of an investee (Venice Energy Service Company, L.L.C.). Segment Reporting [Abstract] Segment Reporting [Abstract] Refined products risk management activities (MMBbls) Refined Products Risk Management Activities [Member] The derivative instruments entered into in connection with refined products risk management activities by the entity. Operating lease, expense Operating Lease, Expense Debt Disclosure [Abstract] Debt Disclosure [Abstract] Other income (expense): Nonoperating Income (Expense) [Abstract] Costs and expenses: Consolidated costs and expenses Costs and Expenses [Abstract] Limited partners capital account remaining units available for issuance in dollars Limited Partners Capital Account Remaining Units Available For Issuance in dollars The dollar value of the remaining amount of limited partner units available for issuance, after taking into account limited partner units issued to date. The limited partners are partners of a publicly traded limited partnership or master limited partnership. Limited partners have limited liability and do not manage the partnership. 2028 Accretion Expense Forecast Third Full Fiscal Year After End Of Current Fiscal Year Estimate of accretion expense for third full fiscal year after end of current fiscal year. Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Equity-Based Compensation Arrangement by Equity-Based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Petrochemicals and refined products Energy Related Inventory Petrochemicals And Refined Products Carrying amount as of the balance sheet date of petrochemicals and refined products inventories. Grant date market price of common units (in dollars per unit) Grant Date Fair Value Of Equity Awards Issued Price The grant date fair value price per unit for share-based awards issued during the period. 2019 Buyback Program 2019 Buyback Program [Member] Information about the 2019 Buyback Program. Enterprise Navigator Ethylene Terminal LLC Enterprise Navigator Ethylene Terminal LLC [Member] Represents Enterprise Navigator Ethylene Terminal LLC. Transportation Midstream Services: Transportation [Member] Represents transportation services as a component of midstream services, including marine logistics. Estimates Use of Estimates, Policy [Policy Text Block] Construction in progress Construction in Progress, Gross Treasury Stock, preferred, shares (in units) Treasury Stock, Preferred, Shares Diluted earnings per common unit (in dollars per unit) Net Income (Loss), Net of Tax, Per Outstanding Limited Partnership Unit, Diluted Gross Amounts Offset in the Balance Sheet Derivative Asset, Subject to Master Netting Arrangement, Liability Offset Insider Trading Arrangements [Line Items] Senior Notes YY, 3.125% fixed-rate, due July 2029 EPO Senior Notes YY [Member] EPO Senior Notes YY. Redemption price per preferred unit if Change of Control event occurs (in dollars per unit) Redemption price per preferred unit if Change of Control event occurs Redemption price per preferred unit if Change of Control event occurs. Cash distributions paid to noncontrolling interests (see Note 8) Payments of Ordinary Dividends, Noncontrolling Interest 2030 Finance Lease, Liability, to be Paid, Year Five Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] EPCO Companies EPCO Companies [Member] EPCO Companies Senior Notes GG, 4.45% fixed-rate, due February 2043 EPO Senior Notes GG [Member] Represents EPO's Senior Notes GG. Offsetting Assets [Line Items] Offsetting Assets [Line Items] Midland Basin customer contracts (acquired 2022) Navitas Midstream Partners, LLC [Member] Navitas Midstream Partners, LLC Schedule of Significant Acquired Intangible Assets Business Combination, Intangible Asset, Acquired, Finite-Lived and Indefinite-Lived [Table Text Block] Consolidation Items [Axis] Consolidation Items [Axis] Variable Rate [Axis] Variable Rate [Axis] Counterparty Name [Axis] Counterparty Name [Axis] K/D/S Promix, L.L.C. (“Promix”) K D S Promix, LLC [Member] This element represents an investment in the stock of an investee (K/D/S Promix, L.L.C.). Senior Notes BBB, 3.70% fixed-rate, due January 2051 EPO Senior Notes BBB [Member] Senior debt obligation: Senior Notes BBB. Senior Notes W, 7.55% fixed-rate, due April 2038 EPO Senior Notes W [Member] Senior debt obligation: Senior Notes W. Distillation-based and reaction-based plants Natural Gas Processing Plant [Member] Net income Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member] UNITED STATES