Capital Accounts, Summary of Changes in Outstanding Units (Details) - Common Units [Member] - shares	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Summary of changes in outstanding units [Roll Forward]
Common units outstanding, beginning balance (in units)	2,170,806,347	2,176,379,587	2,182,308,958
Common unit repurchases under 2019 Buyback Program (in units)	(7,244,540)	(10,166,923)	(9,891,956)
Common units issued in connection with the vesting of phantom unit awards, net (in units)	4,662,539	4,571,333	3,936,437
Other (in units)	20,892	22,350	26,148
Common units outstanding, ending balance (in units)	2,168,245,238	2,170,806,347	2,176,379,587