DEPOSITS - Maturities of Term Deposits Greater than $100,000 (Details) $ in Millions	Dec. 31, 2023 USD ($)
Contractual Maturities, Time Deposits, $100,000 or More [Abstract]
Three months or less	$ 2,559
After three months through six months	1,527
After six months through twelve months	1,358
After twelve months	229
Total term deposits	$ 5,673