PRINCIPAL TRANSACTIONS (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Principal transactions revenue
Principal transactions revenue	$ 2,625	$ 2,233	$ 11,740	$ 8,450
Interest rate risks
Principal transactions revenue
Principal transactions revenue	460	461	3,381	2,424
Foreign exchange risks
Principal transactions revenue
Principal transactions revenue	1,554	924	4,740	2,851
Equity risks
Principal transactions revenue
Principal transactions revenue	411	666	1,687	1,869
Commodity and other risks
Principal transactions revenue
Principal transactions revenue	403	252	1,466	844
Credit products and risks
Principal transactions revenue
Principal transactions revenue	$ (203)	$ (70)	$ 466	$ 462