CONTINGENCIES (Details) € in Millions, $ in Millions	1 Months Ended	12 Months Ended
	Jan. 31, 2020 EUR (€)	Dec. 31, 2019 USD ($)	Dec. 31, 2015 EUR (€)	Dec. 31, 2008 USD ($)	Dec. 31, 2007 USD ($)	Dec. 31, 2022 USD ($)
Contingencies
Possible unaccrued loss						$ 1,200
Hong Kong Private Bank Litigation
Contingencies
Loss contingency damages sought					$ 51
Interchange Fees Litigation
Contingencies
Damages awarded		$ 6,240
Reduction in settlement amount awarded to other party		700
Parmalat
Contingencies
Loss contingency damages sought | €	€ 990		€ 1,800
Damages awarded		$ 431		$ 431