SECURITIZATIONS AND VARIABLE INTEREST ENTITIES - Asset Based Financing (Details) - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024
Variable Interest Entity
Total unconsolidated VIE assets	$ 509,069	$ 468,620
Maximum exposure to loss in significant unconsolidated VIEs	86,847	84,624
Commercial and other real estate | Asset-backed securities
Variable Interest Entity
Total unconsolidated VIE assets	63,412	61,322
Maximum exposure to unconsolidated VIEs	10,524	9,693
Corporate loans | Asset-backed securities
Variable Interest Entity
Total unconsolidated VIE assets	50,809	45,542
Maximum exposure to unconsolidated VIEs	25,220	21,009
Other (including investment funds, airlines and shipping) | Asset-backed securities
Variable Interest Entity
Total unconsolidated VIE assets	184,528	153,687
Maximum exposure to unconsolidated VIEs	34,009	37,567
Asset-backed securities
Variable Interest Entity
Total unconsolidated VIE assets	298,749	260,551
Maximum exposure to loss in significant unconsolidated VIEs	$ 69,753	$ 68,269