Related Party Transactions - Schedule of Related Party Transactions (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Related Party Transaction [Line Items]
Revenues	$ 17,948	$ 12,023	$ 50,603	$ 38,803
Costs and expenses	16,045	10,427	44,741	33,837
Related parties
Related Party Transaction [Line Items]
Revenues	14	14	44	38
Costs and expenses	486	447	1,435	1,318
Unconsolidated affiliates
Related Party Transaction [Line Items]
Revenues	14	14	44	38
Costs and expenses	57	43	152	118
EPCO and its privately held affiliates
Related Party Transaction [Line Items]
Costs and expenses	$ 429	$ 404	$ 1,283	$ 1,200

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.

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+ Details

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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