Related Party Transactions (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Revenues - related parties:
Total revenue - related parties	$ 15	$ 13
Costs and expenses - related parties:
Operating costs and expenses	383	325
General and administrative expenses	44	34
Total costs and expenses - related parties	427	359
Related Party [Member]
Costs and expenses - related parties:
Total accounts receivable - related parties	6		$ 7
Total accounts payable - related parties	82		199
EPCO and its privately held affiliates [Member]
Costs and expenses - related parties:
Total costs and expenses - related parties	381	310
Total accounts payable - related parties	66		183
Distributions:
Total cash distributions	350	333
EPCO and its privately held affiliates [Member] | Administrative Services Agreement [Member]
Costs and expenses - related parties:
Operating costs and expenses	334	273
General and administrative expenses	41	31
Total costs and expenses - related parties	375	304
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)	702,464,679
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	$ 15	13
Costs and expenses - related parties:
Total costs and expenses - related parties	46	$ 49
Total accounts receivable - related parties	6		7
Total accounts payable - related parties	$ 16		$ 16