Related Party Transactions (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Revenues - related parties:
Total revenue - related parties	$ 11	$ 13	$ 26	$ 26
Costs and expenses - related parties:
Operating costs and expenses	362	332	725	657
General and administrative expenses	40	38	79	72
Total costs and expenses - related parties	402	370	804	729
Related Party [Member]
Costs and expenses - related parties:
Total accounts receivable - related parties	8		8		$ 7
Total accounts payable - related parties	109		109		199
EPCO and its privately held affiliates [Member]
Costs and expenses - related parties:
Total costs and expenses - related parties	362	335	718	645
Total accounts payable - related parties	99		99		183
Distributions:
Total cash distributions			700	666
EPCO and its privately held affiliates [Member] | Administrative Services Agreement [Member]
Costs and expenses - related parties:
Operating costs and expenses	319	295	633	568
General and administrative expenses	38	35	74	66
Total costs and expenses - related parties	357	330	707	634
EPCO and its privately held affiliates [Member] | Related Party Operating Leases [Member]
Costs and expenses - related parties:
Total costs and expenses - related parties	$ 4	4	$ 7	7
EPCO and its privately held affiliates [Member] | Common Units [Member]
Relationship with Affiliates [Abstract]
Total Number of Units (in units)	701,914,881		701,914,881
Percentage of total units outstanding	32.30%		32.30%
Enterprise common units pledged as security (in units)	62,976,464		62,976,464
Unconsolidated affiliates [Member]
Revenues - related parties:
Total revenue - related parties	$ 11	13	$ 26	26
Costs and expenses - related parties:
Total costs and expenses - related parties	40	$ 35	86	$ 84
Total accounts receivable - related parties	8		8		7
Total accounts payable - related parties	$ 10		$ 10		$ 16