Schedule I - Condensed Statements of Cash Flow (Detail) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income (Loss)		$ 0	$ 0	$ 0
Adjustments to reconcile net income to net cash provided by operating activities:
Foreign currency translation		(9)	0	0
Changes in assets and liabilities:
Other assets		(170)	(206)	(54)
Accounts payable and accrued expenses		63	309	7
Net cash provided by (used in) operating activities		2,754	(1,226)	2,353
CASH FLOWS FROM INVESTING ACTIVITIES:
Cash used in investing activities		(573)	(456)	(302)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayment of partnership loans		43	58	71
Issuance of partnership interests		76	638	63
Redemption of partnership interests		(307)	(386)	(336)
Distributions from partnership capital		(1,460)	(1,193)	(1,173)
Net cash used in financing activities		(1,648)	(883)	(1,375)
Net increase (decrease) in cash, cash equivalents and restricted cash		533	(2,565)	676
CASH AND CASH EQUIVALENTS:
Beginning of year		5,817	8,382	7,706
End of year		6,350	5,817	8,382
NON-CASH ACTIVITIES:
Issuance of general partnership interests through partnership loans in current year		270	319	276
Repayment of partnership loans through distributions from partnership capital in current year		236	215
Declared distributions for retired partnership capital in current year but unpaid at year end	[1]	182	140	219
Parent Company [Member]
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income (Loss)		0	0	0
Adjustments to reconcile net income to net cash provided by operating activities:
Income before allocations		1,981	1,612	1,404
Foreign currency translation		(9)	0	0
Changes in assets and liabilities:
Investment in subsidiaries		(72)	(637)	58
Investment securities		5	(103)	(105)
Other assets		(4)	(13)	(27)
Accounts payable and accrued expenses		13	12	(5)
Net cash provided by (used in) operating activities		1,914	871	1,325
CASH FLOWS FROM INVESTING ACTIVITIES:
Investment in subsidiaries		(128)	(47)	0
Cash used in investing activities		(128)	(47)	0
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayment of partnership loans		43	58	71
Issuance of partnership interests		76	638	63
Redemption of partnership interests		(307)	(386)	(336)
Distributions from partnership capital		(1,460)	(1,193)	(1,173)
Net cash used in financing activities		(1,648)	(883)	(1,375)
Net increase (decrease) in cash, cash equivalents and restricted cash		138	(59)	(50)
CASH AND CASH EQUIVALENTS:
Beginning of year		157	216	266
End of year		295	157	216
NON-CASH ACTIVITIES:
Issuance of general partnership interests through partnership loans in current year		270	319	276
Repayment of partnership loans through distributions from partnership capital in current year		193	157	191
Declaration of distributions from subsidiary in current year but received after year end		721	930	667
Declared distributions for retired partnership capital in current year but unpaid at year end		$ 182	$ 140	$ 219

[1] Declared distributions for retired Partnership capital are included in the accounts payable, accrued expenses and other line of the Consolidated Statements of Financial Condition.