GOODWILL AND INTANGIBLE ASSETS - Narrative (Details) - USD ($)	3 Months Ended		12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items]
Impairment losses related to goodwill	$ 0
Amortization expense on other intangible assets	3,845,000	$ 3,963,000
First Mortgage
Finite-Lived Intangible Assets [Line Items]
Value of servicing rights	2,000,000		$ 2,100,000
SBA Loans
Finite-Lived Intangible Assets [Line Items]
Value of servicing rights	3,900,000		4,000,000
Other Intangible Assets
Finite-Lived Intangible Assets [Line Items]
Amortization expense on other intangible assets	3,800,000	$ 4,000,000
Impairment of other intangible assets	$ 0		$ 0