LOANS AND THE ALLOWANCE FOR CREDIT LOSSES - Aging analysis of recorded investments by class (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	$ 68,839	$ 23,964
Total	2,530,459	2,469,413
Current
Financing Receivable, Past Due [Line Items]
Total	2,446,156	2,422,128
Total Amortized Cost
Financing Receivable, Past Due [Line Items]
Total	2,514,995	2,446,092
Loans Accounted for Under the Fair Value Option
Financing Receivable, Past Due [Line Items]
Total	15,464	23,321
30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	14,699	11,238
60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	2,443	11,192
90 or More Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	51,697	1,534
Cash, Securities, and Other
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	5,436	2,278
Total	148,618	165,559
Cash, Securities, and Other | Current
Financing Receivable, Past Due [Line Items]
Total	143,182	163,281
Cash, Securities, and Other | Total Amortized Cost
Financing Receivable, Past Due [Line Items]
Total	148,618	165,559
Cash, Securities, and Other | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	3,732	1,735
Cash, Securities, and Other | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	0	539
Cash, Securities, and Other | 90 or More Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	1,704	4
Consumer and Other
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	7,516	667
Total	38,928	49,391
Consumer and Other | Current
Financing Receivable, Past Due [Line Items]
Total	15,948	25,403
Consumer and Other | Total Amortized Cost
Financing Receivable, Past Due [Line Items]
Total	23,464	26,070
Consumer and Other | Loans Accounted for Under the Fair Value Option
Financing Receivable, Past Due [Line Items]
Total	15,464	23,321
Consumer and Other | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	8	657
Consumer and Other | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	5	5
Consumer and Other | 90 or More Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	7,503	5
Construction and Development
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	2,752	201
Total	347,053	285,627
Construction and Development | Current
Financing Receivable, Past Due [Line Items]
Total	344,301	285,426
Construction and Development | Total Amortized Cost
Financing Receivable, Past Due [Line Items]
Total	347,053	285,627
Construction and Development | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	2,752	0
Construction and Development | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	0	0
Construction and Development | 90 or More Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	0	201
1-4 Family Residential
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	6,714	1,757
Total	915,011	899,722
1-4 Family Residential | Current
Financing Receivable, Past Due [Line Items]
Total	908,297	897,965
1-4 Family Residential | Total Amortized Cost
Financing Receivable, Past Due [Line Items]
Total	915,011	899,722
1-4 Family Residential | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	3,651	1,752
1-4 Family Residential | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	2,438	0
1-4 Family Residential | 90 or More Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	625	5
Non-Owner Occupied CRE
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	0	1,071
Total	523,910	493,134
Non-Owner Occupied CRE | Current
Financing Receivable, Past Due [Line Items]
Total	523,910	492,063
Non-Owner Occupied CRE | Total Amortized Cost
Financing Receivable, Past Due [Line Items]
Total	523,910	493,134
Non-Owner Occupied CRE | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	0	1,071
Non-Owner Occupied CRE | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	0	0
Non-Owner Occupied CRE | 90 or More Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	0	0
Owner Occupied CRE
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	3,980	1,165
Total	206,958	214,189
Owner Occupied CRE | Current
Financing Receivable, Past Due [Line Items]
Total	202,978	213,024
Owner Occupied CRE | Total Amortized Cost
Financing Receivable, Past Due [Line Items]
Total	206,958	214,189
Owner Occupied CRE | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	0	1,165
Owner Occupied CRE | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	0	0
Owner Occupied CRE | 90 or More Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	3,980	0
Commercial and Industrial
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	42,441	16,825
Total	349,981	361,791
Commercial and Industrial | Current
Financing Receivable, Past Due [Line Items]
Total	307,540	344,966
Commercial and Industrial | Total Amortized Cost
Financing Receivable, Past Due [Line Items]
Total	349,981	361,791
Commercial and Industrial | 30-59 Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	4,556	4,858
Commercial and Industrial | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	0	10,648
Commercial and Industrial | 90 or More Days Past Due
Financing Receivable, Past Due [Line Items]
Total Loans Past Due	$ 37,885	$ 1,319