LOANS AND ALLOWANCE FOR CREDIT LOSSES - Analysis of past due loans (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	$ 19,579	$ 15,177
Loans receivable	1,893,207	1,848,139
Past Due 30-89 Days
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	3,088	9,275
Past Due 90+ Days
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	20	3,190
Financial asset, not past due
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	1,870,520	1,820,497
Commercial | Commercial real estate - non-owner occupied
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	8,527	8,412
Loans receivable	723,964	737,342
Commercial | Commercial real estate - non-owner occupied | Past Due 30-89 Days
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	0	2,215
Commercial | Commercial real estate - non-owner occupied | Past Due 90+ Days
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	0	126
Commercial | Commercial real estate - non-owner occupied | Financial asset, not past due
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	715,437	726,589
Commercial | Commercial real estate - owner occupied
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	2,506	1,575
Loans receivable	267,169	237,246
Commercial | Commercial real estate - owner occupied | Past Due 30-89 Days
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	470	849
Commercial | Commercial real estate - owner occupied | Past Due 90+ Days
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	0	0
Commercial | Commercial real estate - owner occupied | Financial asset, not past due
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	264,193	234,822
Commercial | All other commercial loans
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	4,147	1,323
Loans receivable	431,106	399,693
Commercial | All other commercial loans | Past Due 30-89 Days
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	63	229
Commercial | All other commercial loans | Past Due 90+ Days
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	0	2,593
Commercial | All other commercial loans | Financial asset, not past due
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	426,896	395,548
Residential mortgage loans
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	4,077	3,627
Loans receivable	409,824	413,714
Residential mortgage loans | Past Due 30-89 Days
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	1,967	5,365
Residential mortgage loans | Past Due 90+ Days
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	0	326
Residential mortgage loans | Financial asset, not past due
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	403,780	404,396
Consumer loans
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	322	240
Loans receivable	61,144	60,144
Consumer loans | Past Due 30-89 Days
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	588	617
Consumer loans | Past Due 90+ Days
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Nonaccrual loans	20	145
Consumer loans | Financial asset, not past due
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans receivable	$ 60,214	$ 59,142