Related Party Transactions (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Revenues - related parties:
Total revenue - related parties	$ 19	$ 9	$ 35	$ 23
Costs and expenses - related parties:
Operating costs and expenses	337	300	652	624
General and administrative expenses	38	33	75	68
Total costs and expenses - related parties	375	333	727	692
Accounts receivable - related parties:
Total accounts receivable - related parties	29		29		$ 21
Accounts payable - related parties:
Total accounts payable - related parties	132		132		167
EPCO and its privately held affiliates [Member]
Costs and expenses - related parties:
Total costs and expenses - related parties	315	283	606	575
Accounts receivable - related parties:
Total accounts receivable - related parties	1		1		1
Accounts payable - related parties:
Total accounts payable - related parties	113		113		151
Distributions:
Total cash distributions			632	612
EPCO and its privately held affiliates [Member] | Administrative Services Agreement [Member]
Costs and expenses - related parties:
Operating costs and expenses	275	247	526	502
General and administrative expenses	36	31	72	64
Total costs and expenses - related parties	311	278	598	566
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)	702,387,118		702,387,118
Percentage of total units outstanding	32.20%		32.20%
Enterprise common units pledged as security (in units)	92,976,464		92,976,464
Unconsolidated affiliates [Member]
Revenues - related parties:
Total revenue - related parties	$ 19	9	$ 35	23
Costs and expenses - related parties:
Total costs and expenses - related parties	60	$ 50	121	$ 117
Accounts receivable - related parties:
Total accounts receivable - related parties	28		28		20
Accounts payable - related parties:
Total accounts payable - related parties	$ 19		$ 19		$ 16