Related Party Transactions - Schedule of Related Party Transactions (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Related Party Transaction [Line Items]
Revenues	$ 12,023	$ 13,775	$ 38,803	$ 42,018
Costs and expenses	10,427	12,094	33,837	36,953
Unconsolidated affiliates
Related Party Transaction [Line Items]
Revenues	14	16	38	42
Costs and expenses	43	47	118	133
EPCO and its privately held affiliates
Related Party Transaction [Line Items]
Costs and expenses	404	367	1,200	1,085
Related parties
Related Party Transaction [Line Items]
Revenues	14	16	38	42
Costs and expenses	$ 447	$ 414	$ 1,318	$ 1,218