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Related Party Transactions (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Revenues - related parties: |  |  |
Total revenue - related parties | $ 61 | $ 59 | $ 80
Costs and expenses - related parties: |  |  |
Operating costs and expenses | 1,385 | 1,342 | 1,287
General and administrative expenses | 156 | 156 | 134
Total costs and expenses - related parties | 1,541 | 1,498 | 1,421
Related Party [Member] |  |  |
Costs and expenses - related parties: |  |  |
Total accounts receivable - related parties | 7 | 11 |
Total accounts payable - related parties | 199 | 232 |
EPCO and its privately held affiliates [Member] |  |  |
Costs and expenses - related parties: |  |  |
Total costs and expenses - related parties | 1,353 | 1,289 | 1,156
Total accounts receivable - related parties | 0 | 1 |
Total accounts payable - related parties | 183 | 221 |
Distributions: |  |  |
Total cash distributions | 1,300 | 1,300 | 1,200
EPCO and its privately held affiliates [Member] | Administrative Services Agreement [Member] |  |  |
Costs and expenses - related parties: |  |  |
Operating costs and expenses | 1,189 | 1,124 | 1,011
General and administrative expenses | 141 | 146 | 135
Total costs and expenses - related parties | 1,330 | 1,270 | 1,146
EPCO and its privately held affiliates [Member] | Related Party Operating Leases [Member] |  |  |
Costs and expenses - related parties: |  |  |
Total costs and expenses - related parties | $ 13 | 13 | 13
EPCO and its privately held affiliates [Member] | Common Units [Member] |  |  |
Relationship with Affiliates [Abstract] |  |  |
Number of Units (in units) | 702,209,694 |  |
Percentage of total units outstanding | 32.40% |  |
Enterprise common units pledged as security (in units) | 62,976,464 |  |
Unconsolidated affiliates [Member] |  |  |
Revenues - related parties: |  |  |
Total revenue - related parties | $ 61 | 59 | 80
Costs and expenses - related parties: |  |  |
Total costs and expenses - related parties | 188 | 209 | 265
Total accounts receivable - related parties | 7 | 10 |
Total accounts payable - related parties | 16 | 11 |
Unconsolidated affiliates [Member] | Seaway Crude Holdings LLC [Member] |  |  |
Revenues - related parties: |  |  |
Total revenue - related parties | 25 | 15 | 43
Costs and expenses - related parties: |  |  |
Total costs and expenses - related parties | 27 | 20 | 104
Unconsolidated affiliates [Member] | Venice Energy Service Company, L.L.C. [Member] |  |  |
Costs and expenses - related parties: |  |  |
Total costs and expenses - related parties | 80 | 107 | 94
Unconsolidated affiliates [Member] | K/D/S Promix, L.L.C. [Member] |  |  |
Revenues - related parties: |  |  |
Total revenue - related parties | 11 | 22 | 12
Costs and expenses - related parties: |  |  |
Total costs and expenses - related parties | 36 | 41 | 27
Unconsolidated affiliates [Member] | Texas Express Pipeline LLC [Member] |  |  |
Costs and expenses - related parties: |  |  |
Total costs and expenses - related parties | 27 | 31 | 28
Unconsolidated affiliates [Member] | Management/Operator Fees [Member] |  |  |
Costs and expenses - related parties: |  |  |
Total costs and expenses - related parties | $ (11) | $ (12) | $ (13)

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