Consolidated Statements of Changes in Partnership Capital Subject to Mandatory Redemption (Unaudited) - USD ($) $ in Millions	Total	Limited Partnership Capital [Member]	Subordinated Limited Partnership Capital [Member]	General Partnership Capital [Member]
TOTAL PARTNERSHIP CAPITAL SUBJECT TO MANDATORY REDEMPTION at Dec. 31, 2021	$ 3,755	$ 1,361	$ 640	$ 1,754
Reserve for anticipated withdrawals at Dec. 31, 2021	(520)	(136)	(59)	(325)
Partnership capital subject to mandatory redemption, net of reserve for anticipated withdrawals at Dec. 31, 2021	3,235	1,225	581	1,429
Partnership loans outstanding at beginning of year at Dec. 31, 2021	321	0	0	321
Total partnership capital, including capital financed with partnership loans, net of reserve for anticipated withdrawals at Dec. 31, 2021	3,556	1,225	581	1,750
Issuance of partnership interests	320	4	52	264
Redemption of partnership interests	(60)	(5)	(17)	(38)
Income allocated to partners	361	43	43	275
Distributions	(13)	(1)	0	(12)
Total partnership capital, including capital financed with partnership loans at Mar. 25, 2022	4,164	1,266	659	2,239
Partnership loans outstanding at end of period at Mar. 25, 2022	(425)	0	0	(425)
TOTAL PARTNERSHIP CAPITAL SUBJECT TO MANDATORY REDEMPTION at Mar. 25, 2022	3,739	1,266	659	1,814
Reserve for anticipated withdrawals at Mar. 25, 2022	(310)	(42)	(43)	(225)
Partnership capital subject to mandatory redemption, net of reserve for anticipated withdrawals at Mar. 25, 2022	3,429	1,224	616	1,589
TOTAL PARTNERSHIP CAPITAL SUBJECT TO MANDATORY REDEMPTION at Dec. 31, 2022	3,819	1,312	671	1,836
Reserve for anticipated withdrawals at Dec. 31, 2022	(464)	(100)	(53)	(311)
Partnership capital subject to mandatory redemption, net of reserve for anticipated withdrawals at Dec. 31, 2022	3,355	1,212	618	1,525
Partnership loans outstanding at beginning of year at Dec. 31, 2022	335	0	0	335
Total partnership capital, including capital financed with partnership loans, net of reserve for anticipated withdrawals at Dec. 31, 2022	3,690	1,212	618	1,860
Issuance of partnership interests	945	568	65	312
Redemption of partnership interests	(92)	(7)	(14)	(71)
Income allocated to partners	401	68	45	288
Distributions	(22)	(2)	0	(20)
Total partnership capital, including capital financed with partnership loans at Mar. 31, 2023	4,922	1,839	714	2,369
Partnership loans outstanding at end of period at Mar. 31, 2023	(523)	0	0	(523)
TOTAL PARTNERSHIP CAPITAL SUBJECT TO MANDATORY REDEMPTION at Mar. 31, 2023	4,399	1,839	714	1,846
Reserve for anticipated withdrawals at Mar. 31, 2023	(340)	(66)	(45)	(229)
Partnership capital subject to mandatory redemption, net of reserve for anticipated withdrawals at Mar. 31, 2023	$ 4,059	$ 1,773	$ 669	$ 1,617