Related Party Transactions (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Revenues - related parties:
Total revenue - related parties	$ 13	$ 16
Costs and expenses - related parties:
Operating costs and expenses	325	315
General and administrative expenses	34	37
Total costs and expenses - related parties	359	352
Accounts receivable - related parties:
Total accounts receivable - related parties	7		$ 11
Accounts payable - related parties:
Total accounts payable - related parties	63		232
EPCO and its privately held affiliates [Member]
Costs and expenses - related parties:
Total costs and expenses - related parties	310	291
Accounts receivable - related parties:
Total accounts receivable - related parties	0		1
Accounts payable - related parties:
Total accounts payable - related parties	50		221
Distributions:
Total cash distributions	333	316
EPCO and its privately held affiliates [Member] | Administrative Services Agreement [Member]
Costs and expenses - related parties:
Operating costs and expenses	273	251
General and administrative expenses	31	36
Total costs and expenses - related parties	304	287
EPCO and its privately held affiliates [Member] | Related Party Operating Leases [Member]
Costs and expenses - related parties:
Total costs and expenses - related parties	$ 3	3
EPCO and its privately held affiliates [Member] | Common Units [Member]
Relationship with Affiliates [Abstract]
Total Number of Units (in units)	702,174,264
Percentage of total units outstanding	32.30%
Enterprise common units pledged as security (in units)	62,976,464
Unconsolidated affiliates [Member]
Revenues - related parties:
Total revenue - related parties	$ 13	16
Costs and expenses - related parties:
Total costs and expenses - related parties	49	$ 61
Accounts receivable - related parties:
Total accounts receivable - related parties	7		10
Accounts payable - related parties:
Total accounts payable - related parties	$ 13		$ 11