CAPITAL RATIOS AND SHAREHOLDERS' EQUITY - Amounts Reclassified Out of AOCI (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Non-interest income	$ 8,815	$ 8,823	$ 26,979	$ 27,093
Non-interest expense	23,016	23,032	69,112	66,618
Tax expense	$ (3,208)	(2,965)	(9,621)	(7,940)
Reclassification out of AOCI | Available-for-sale Securities
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Non-interest income		44	34	53
Tax expense		(10)	(8)	(12)
Net of tax		$ 34	$ 26	$ 41