NONINTEREST INCOME - Schedule of Other Income (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Total other income
Revenue from External Customer [Line Items]
Noninterest income	$ 13,978	$ 12,852	$ 33,760	$ 41,125
Managed service fees
Revenue from External Customer [Line Items]
Noninterest income	5,301	4,866	15,316	13,091
Currency preparation
Revenue from External Customer [Line Items]
Noninterest income	1,331	1,104	3,955	2,904
ATM loss protection
Revenue from External Customer [Line Items]
Noninterest income	643	681	1,938	1,963
Capital markets revenue
Revenue from External Customer [Line Items]
Noninterest income	3,581	793	8,170	5,738
Miscellaneous products and services
Revenue from External Customer [Line Items]
Noninterest income	$ 3,122	$ 5,408	$ 4,381	$ 17,429