SECURITIZATIONS AND VARIABLE INTEREST ENTITIES - Asset Based Financing (Details) - USD ($) $ in Millions	Jun. 30, 2023	Dec. 31, 2022
Variable Interest Entity
Total unconsolidated VIE assets	$ 390,858	$ 449,789
Maximum exposure to unconsolidated VIEs	69,710	70,414
Commercial and other real estate | Asset-based financing
Variable Interest Entity
Total unconsolidated VIE assets	43,836	43,236
Maximum exposure to unconsolidated VIEs	9,100	8,806
Corporate loans | Asset-based financing
Variable Interest Entity
Total unconsolidated VIE assets	21,396	23,120
Maximum exposure to unconsolidated VIEs	14,535	15,077
Other (including investment funds, airlines and shipping) | Asset-based financing
Variable Interest Entity
Total unconsolidated VIE assets	104,116	166,320
Maximum exposure to unconsolidated VIEs	28,831	27,986
Asset-based financing
Variable Interest Entity
Total unconsolidated VIE assets	169,348	232,676
Maximum exposure to unconsolidated VIEs	$ 52,466	$ 51,869