PRINCIPAL TRANSACTIONS (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Principal transactions revenue
Principal transactions revenue	$ 3,921	$ 3,274
Interest rate risks
Principal transactions revenue
Principal transactions revenue	644	716
Foreign exchange risks
Principal transactions revenue
Principal transactions revenue	1,696	1,473
Equity risks
Principal transactions revenue
Principal transactions revenue	1,038	615
Commodity and other risks
Principal transactions revenue
Principal transactions revenue	359	303
Credit products and risks
Principal transactions revenue
Principal transactions revenue	$ 184	$ 167