FAIR VALUE MEASUREMENTS - Fair Values and Carrying Amounts (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Financial Assets
Securities available for sale	$ 556,752	$ 618,276
Financial Liabilities
Time deposits	334,248	425,532
Carrying Amount
Financial Assets
Cash and cash equivalents	82,065	250,389
Securities available for sale	556,752	618,276
FHLB stock	9,035	7,384
Loans held for sale	987	5,523
Net loans	2,850,364	2,509,192
Accrued interest receivable	4,053	2,712
Cash surrender value of bank-owned life insurance policies	80,758	79,020
Derivative assets	31,973	14,148
Financial Liabilities
Non-maturity deposits	2,801,432	2,623,012
Time deposits	334,248	425,532
Securities sold under agreements to repurchase	18,916	19,802
FHLB advances	169,841	98,598
Subordinated borrowings	60,248	60,124
Derivative liabilities	27,084	15,257
Total Fair Value
Financial Assets
Cash and cash equivalents	82,065	250,389
Securities available for sale	556,752	618,276
FHLB stock	9,035	7,384
Loans held for sale	982	5,523
Net loans	2,783,612	2,442,741
Accrued interest receivable	4,053	2,712
Cash surrender value of bank-owned life insurance policies	80,758	79,020
Derivative assets	31,973	14,148
Financial Liabilities
Non-maturity deposits	2,616,000	2,853,000
Time deposits	330,059	424,000
Securities sold under agreements to repurchase	18,916	19,802
FHLB advances	169,459	98,439
Subordinated borrowings	57,744	61,884
Derivative liabilities	27,084	15,257
Total Fair Value | Level 1
Financial Assets
Cash and cash equivalents	82,065	250,389
Total Fair Value | Level 2
Financial Assets
Securities available for sale	556,752	618,276
FHLB stock	9,035	7,384
Loans held for sale	982	5,523
Accrued interest receivable	4,053	2,712
Cash surrender value of bank-owned life insurance policies	80,758	79,020
Derivative assets	31,973	13,850
Financial Liabilities
Non-maturity deposits	2,616,000	2,853,000
Time deposits	330,059	424,000
Securities sold under agreements to repurchase	18,916	19,802
FHLB advances	169,459	98,439
Subordinated borrowings	57,744	61,884
Derivative liabilities	27,084	15,257
Total Fair Value | Level 3
Financial Assets
Net loans	2,783,612	2,442,741
Derivative assets	$ 8	$ 298