LOANS - Aging of Recorded Investment (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	$ 1,314,066	$ 1,254,117	$ 1,087,461
Nonaccrual	3,246	1,478
Real estate mortgages
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	1,085,228		848,104
Real estate mortgages | Construction and development
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	165,400	174,480
Nonaccrual	76	346
Real estate mortgages | Residential
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	154,143	147,490
Nonaccrual	510	167
Real estate mortgages | Commercial
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	765,685	716,541
Nonaccrual	2,388	674
Commercial and industrial
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	219,761	206,897	230,157
Nonaccrual	269	285
Consumer and other
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	9,077	8,709	$ 9,200
Nonaccrual	3	6
Current
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	1,309,123	1,248,690
Current | Real estate mortgages | Construction and development
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	164,583	173,027
Current | Real estate mortgages | Residential
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	153,432	146,871
Current | Real estate mortgages | Commercial
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	762,558	714,092
Current | Commercial and industrial
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	219,476	206,027
Current | Consumer and other
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	9,074	8,673
Total Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	1,697	3,949
Total Past Due | Real estate mortgages | Construction and development
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	741	1,107
Total Past Due | Real estate mortgages | Residential
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	201	452
Total Past Due | Real estate mortgages | Commercial
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	739	1,775
Total Past Due | Commercial and industrial
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	16	585
Total Past Due | Consumer and other
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	0	30
30-59 Days
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	1,603	2,095
30-59 Days | Real estate mortgages | Construction and development
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	647	62
30-59 Days | Real estate mortgages | Residential
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	201	129
30-59 Days | Real estate mortgages | Commercial
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	739	1,775
30-59 Days | Commercial and industrial
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	16	99
30-59 Days | Consumer and other
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	0	30
60-89 Days
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	94	1,360
60-89 Days | Real estate mortgages | Construction and development
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	94	746
60-89 Days | Real estate mortgages | Residential
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	0	128
60-89 Days | Real estate mortgages | Commercial
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	0	0
60-89 Days | Commercial and industrial
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	0	486
60-89 Days | Consumer and other
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	0	0
90+ Days
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	0	494
90+ Days | Real estate mortgages | Construction and development
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	0	299
90+ Days | Real estate mortgages | Residential
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	0	195
90+ Days | Real estate mortgages | Commercial
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	0	0
90+ Days | Commercial and industrial
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	0	0
90+ Days | Consumer and other
Financing Receivable, Past Due [Line Items]
Loans, net of unearned income	$ 0	$ 0