INVESTMENT SECURITIES - Narrative (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2023 USD ($) security	Dec. 31, 2022 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Debt Securities, Available-for-sale [Line Items]
Allowance for credit loss | $	$ 82	$ 75	$ 0	$ 0
Unrealized losses | $	45,476	59,134
Expected credit losses | $	0
Debt securities, held-to-maturity, allowance for credit loss | $	$ 0	0
Debt Securities
Debt Securities, Available-for-sale [Line Items]
Number of securities in portfolio | security	438
Number of securities in unrealized loss position | security	410
Number of securities in portfolio | security	25
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises
Debt Securities, Available-for-sale [Line Items]
Number of securities in unrealized loss position | security	329
Number of securities in unrealized loss position | security	19
SBA pool securities
Debt Securities, Available-for-sale [Line Items]
Number of securities in unrealized loss position | security	30
Allowance for credit loss | $	$ 0	0
Unrealized losses | $	$ 1,603	2,027
State, County And Municipal Securities
Debt Securities, Available-for-sale [Line Items]
Number of securities in unrealized loss position | security	24
Corporate debt securities
Debt Securities, Available-for-sale [Line Items]
Number of securities in unrealized loss position | security	6
Allowance for credit loss | $	$ 82	75
Unrealized losses | $	$ 705	396
U.S. government sponsored agency security
Debt Securities, Available-for-sale [Line Items]
Number of securities in unrealized loss position | security	1
State, county and municipal securities
Debt Securities, Available-for-sale [Line Items]
Number of securities in unrealized loss position | security	20
Number of securities in unrealized loss position | security	6
Allowance for credit loss | $	$ 0	0
Unrealized losses | $	773	1,180
Collateral Pledged
Debt Securities, Available-for-sale [Line Items]
Pledged securities, carrying value | $	$ 927,700	$ 861,600