NONINTEREST INCOME - Other Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Total other income
Revenue from External Customer [Line Items]
Noninterest income	$ 52,624	$ 34,797	$ 29,145
Managed service fees
Revenue from External Customer [Line Items]
Noninterest income	17,991	16,425	15,448
Currency preparation
Revenue from External Customer [Line Items]
Noninterest income	4,120	4,064	3,854
ATM loss protection
Revenue from External Customer [Line Items]
Noninterest income	2,627	2,522	2,401
Capital markets revenue
Revenue from External Customer [Line Items]
Noninterest income	7,859	0	0
Miscellaneous products and services
Revenue from External Customer [Line Items]
Noninterest income	$ 20,027	$ 11,786	$ 7,442