LOAN SERVICING RIGHTS - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Residential Mortgage Loans
Contractually Specified Servicing Fees, Late Fees, and Ancillary Fees Earned in Exchange for Servicing Financial Assets [Line Items]
Servicing fee income	$ 17,100	$ 10,100
SBA servicing rights
Contractually Specified Servicing Fees, Late Fees, and Ancillary Fees Earned in Exchange for Servicing Financial Assets [Line Items]
Servicing fee income	876	1,000
Indirect automobile
Contractually Specified Servicing Fees, Late Fees, and Ancillary Fees Earned in Exchange for Servicing Financial Assets [Line Items]
Servicing fee income	$ 83	$ 206