Schedule I - Condensed Statements of Financial Condition (Detail) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
ASSETS:
Cash and cash equivalents	$ 1,882	$ 1,835	$ 1,125
Investment securities	1,329	852
Other assets	932	878
TOTAL ASSETS	29,892	32,208	28,854
LIABILITIES:
Accounts payable, accrued expenses and other	1,199	1,223
Total partnership capital subject to mandatory redemption	3,819	3,755	$ 3,589	$ 3,364
TOTAL LIABILITIES	29,892	32,208
Parent Company [Member]
ASSETS:
Cash and cash equivalents	216	266
Investment securities	16	74
Investment in subsidiaries	3,737	3,632
Other assets	68	41
TOTAL ASSETS	4,037	4,013
LIABILITIES:
Accounts payable, accrued expenses and other	218	258
Total partnership capital subject to mandatory redemption	3,819	3,755
TOTAL LIABILITIES	$ 4,037	$ 4,013