LOANS AND ALLOWANCE FOR LOAN LOSSES - Narrative (Details) $ in Thousands	12 Months Ended
Dec. 31, 2023 USD ($) loans Rate	Dec. 31, 2022 USD ($) Rate
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	$ 4,524,510	$ 4,147,691
Loans to related parties	13,700	14,200
Nonaccrual loans, no allowance	1,000	1,600
Collateral-dependent loans	7,500	8,100
Mortgage Loans in Process of Foreclosure, Amount	$ 1,000	$ 0
Related party loans as a percent of stockholders' equity \| Rate	1.80%	1.90%
Loans, Nonaccrual, Interest Income Reversal	$ 89	$ 36
Accrued interest receivable on our loan portfolio	$ 21,300	18,800
Restructured loans, Number Of Loans Modified, Nonaccrual \| loans	3
Restructured loans	$ 506	897
1-4 family residential real estate loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	$ 696,738	663,519
1-4 family residential real estate loans \| Minimum
Financing Receivable, Allowance for Credit Loss [Line Items]
General loan term	15 years
1-4 family residential real estate loans \| Maximum
Financing Receivable, Allowance for Credit Loss [Line Items]
General loan term	30 years
Commercial real estate loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	$ 2,168,451	1,987,707
Loans secured by owner and non-owner occupied commercial real estate	1,790,000
Loans secured by multi-family properties	347,500
Loans secured by farmland	$ 28,600
General loan term	20 years
Construction real estate loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans	$ 789,744	$ 559,681

Commercial Real Estate, Farm Land

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Commercial Real Estate, Owner and Non-Owner Occupied Real Estate

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Financing Receivable, Collateral Dependent

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General Loan Term

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Loans and Leases Receivable, Related Parties, as a Percent of Shareholder's Equity

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

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Recorded investment of consumer mortgage loan receivables secured by residential real estate properties for which formal foreclosure proceedings are in process.

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