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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Schedule of Past Due (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 1,450,159	$ 1,460,792
Current
Financing Receivable, Past Due [Line Items]
Loans receivable	1,444,126	1,450,268
Current | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable	6,946		$ 5,444
30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	2,326	1,405
30-59 Days Past Due | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable	0		0
60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	547	891
60-89 Days Past Due | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable	0		0
Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans receivable	3,160	$ 8,228
Greater Than 89 Days Past Due | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable	69		0
Commercial real estate | Current | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable	4,564		5,359
Commercial real estate | 30-59 Days Past Due | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable	0		0
Commercial real estate | 60-89 Days Past Due | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable	0		0
Commercial real estate | Greater Than 89 Days Past Due | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable	0		0
Residential mortgage | Current | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable	82		38
Residential mortgage | 30-59 Days Past Due | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable	0		0
Residential mortgage | 60-89 Days Past Due | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable	0		0
Residential mortgage | Greater Than 89 Days Past Due | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable	69		0
Other consumer | Current | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable			22
Other consumer | 30-59 Days Past Due | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable			0
Other consumer | 60-89 Days Past Due | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable			0
Other consumer | Greater Than 89 Days Past Due | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable			0
Commercial and industrial | Current | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable	2,300		25
Commercial and industrial | 30-59 Days Past Due | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable	0		0
Commercial and industrial | 60-89 Days Past Due | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable	0		0
Commercial and industrial | Greater Than 89 Days Past Due | Entity Loan Modification Program
Financing Receivable, Past Due [Line Items]
Loans receivable	$ 0		$ 0

X

- Definition

Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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+ References

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