FAIR VALUE - Summary of Carrying Amount and Estimated Fair Values of Financial Instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Financial Assets
Interest-bearing deposits with banks	$ 107,691	$ 197,848
Restricted investments in bank stock	26,717	20,232
Investment securities	952,740	829,711
Carrying Amount
Financial Assets
Cash and due from banks	42,083	51,026
Interest-bearing deposits with banks	107,691	197,848
Federal funds sold	0
Restricted investments in bank stock	26,717	20,232
Investment securities	952,740	829,711
Loans held for sale	6,090	6,614
Loans, net of allowance for credit losses	3,973,012	3,882,525
Interest rate lock commitments on residential mortgages	0
Accrued interest receivable	21,473	21,058
Financial Liabilities
Deposits	4,528,774	4,623,096
Securities sold under agreements to repurchase and federal funds purchased	24,542	25,863
FHLB advances and other borrowings	274,701	115,364
Subordinated notes and trust preferred debt	37,122	68,680
Accrued interest payable	3,497	2,924
Off-balance sheet instruments	0	0
Carrying Amount | Derivatives
Financial Assets
Derivatives	14,676	13,451
Financial Liabilities
Derivatives	15,138	12,575
Fair Value
Financial Liabilities
Subordinated notes and trust preferred debt		67,597
Fair Value | Fair Value
Financial Assets
Cash and due from banks	42,083	51,026
Interest-bearing deposits with banks	107,691	197,848
Federal funds sold	0
Investment securities	952,740	829,711
Loans held for sale	6,090	6,614
Loans, net of allowance for credit losses	3,934,248	3,783,097
Interest rate lock commitments on residential mortgages	0
Accrued interest receivable	21,473	21,058
Financial Liabilities
Deposits	4,527,619	4,621,081
Securities sold under agreements to repurchase and federal funds purchased	24,542	25,863
FHLB advances and other borrowings	274,765	114,851
Subordinated notes and trust preferred debt	38,861
Accrued interest payable	3,497	2,924
Off-balance sheet instruments	0	0
Fair Value | Fair Value | Derivatives
Financial Assets
Derivatives	14,676	13,451
Financial Liabilities
Derivatives	15,138	12,575
Fair Value | Level 1
Financial Assets
Cash and due from banks	42,083	51,026
Interest-bearing deposits with banks	107,691	197,848
Federal funds sold	0
Investment securities	14,454	18,257
Loans held for sale	0	0
Loans, net of allowance for credit losses	0	0
Interest rate lock commitments on residential mortgages	0
Accrued interest receivable	0	0
Financial Liabilities
Deposits	0	0
Securities sold under agreements to repurchase and federal funds purchased	0	0
FHLB advances and other borrowings	0	0
Subordinated notes and trust preferred debt	0	0
Accrued interest payable	0	0
Off-balance sheet instruments	0	0
Fair Value | Level 1 | Derivatives
Financial Assets
Derivatives	0	0
Financial Liabilities
Derivatives	0	0
Fair Value | Level 2
Financial Assets
Cash and due from banks	0	0
Interest-bearing deposits with banks	0	0
Federal funds sold	0
Investment securities	922,958	794,534
Loans held for sale	6,090	6,614
Loans, net of allowance for credit losses	0	0
Interest rate lock commitments on residential mortgages	0
Accrued interest receivable	5,026	5,361
Financial Liabilities
Deposits	4,527,619	4,621,081
Securities sold under agreements to repurchase and federal funds purchased	24,542	25,863
FHLB advances and other borrowings	274,765	114,851
Subordinated notes and trust preferred debt	38,861	67,597
Accrued interest payable	3,497	2,924
Off-balance sheet instruments	0	0
Fair Value | Level 2 | Derivatives
Financial Assets
Derivatives	14,638	13,431
Financial Liabilities
Derivatives	15,138	12,575
Fair Value | Level 3
Financial Assets
Cash and due from banks	0	0
Interest-bearing deposits with banks	0	0
Federal funds sold	0
Investment securities	15,328	16,920
Loans held for sale	0	0
Loans, net of allowance for credit losses	3,934,248	3,783,097
Interest rate lock commitments on residential mortgages	0
Accrued interest receivable	16,447	15,697
Financial Liabilities
Deposits	0	0
Securities sold under agreements to repurchase and federal funds purchased	0	0
FHLB advances and other borrowings	0	0
Subordinated notes and trust preferred debt	0	0
Accrued interest payable	0	0
Off-balance sheet instruments	0	0
Fair Value | Level 3 | Derivatives
Financial Assets
Derivatives	38	20
Financial Liabilities
Derivatives	$ 0	$ 0