Variable Interest Entities - Programs Under Proportional Amortization Method (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Programs for which the Firm elected proportional amortization:
Carrying value	$ 31,778	$ 13,800	$ 31,778	$ 13,800	$ 14,600
Tax credits and other tax benefits	1,280	532	4,067	1,478
Investments that qualify to be accounted for using proportional amortization:
Amortization losses recognized as a component of income tax expense	(1,006)	(417)	(3,157)	(1,161)
Non-income-tax-related gains and other returns received that are recognized outside of income tax expense	$ 28	$ 0	$ 96	$ (1)