LOANS AND ALLOWANCE FOR LOAN LOSSES - Aging (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) component	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Aging categories of performing loans and nonaccrual loans
Total loans	$ 1,852,772	$ 1,415,362
Total loans, PCI	1,871,447	1,454,801
Non-Accrual	17,957	13,713
90+ Days Still Accruing	0	0
Increased amount of interest income on loans	$ 400	600	$ 600
Allowance for loan losses, number of evaluation components \| component	2
Impaired loans collectively evaluated	$ 100	100	$ 100
Liability for unfunded commitments	500	600
Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	18,675	39,439
Non-Accrual	0	0
SBA PPP
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	131,700	82,000
Commercial
Aging categories of performing loans and nonaccrual loans
Total loans	1,480,527	1,141,114
Total loans, PCI	1,480,527	1,141,114
Non-Accrual	9,845	12,079
90+ Days Still Accruing	0	0
Commercial \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	13,904	21,008
Non-Accrual	0	0
Commercial \| Commercial business
Aging categories of performing loans and nonaccrual loans
Total loans	687,306	523,891
Non-Accrual	8,261	8,601
90+ Days Still Accruing	0	0
Commercial \| Commercial business \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	2,629	17,604
Non-Accrual	0	0
Commercial \| Commercial real estate
Aging categories of performing loans and nonaccrual loans
Total loans	561,718	423,122
Non-Accrual	192	944
90+ Days Still Accruing	0	0
Commercial \| Commercial real estate \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	11,018	1,269
Non-Accrual	0	0
Commercial \| Acquisition and development
Aging categories of performing loans and nonaccrual loans
Total loans	99,823	112,126
Non-Accrual	1,392	2,534
90+ Days Still Accruing	0	0
Commercial \| Acquisition and development \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	257	2,135
Non-Accrual	0	0
Commercial \| SBA PPP
Aging categories of performing loans and nonaccrual loans
Total loans	131,680	81,975
Non-Accrual	0	0
90+ Days Still Accruing	0	0
Residential
Aging categories of performing loans and nonaccrual loans
Total loans	306,140	240,264
Total loans, PCI	306,140	240,264
Non-Accrual	7,636	1,534
90+ Days Still Accruing	0	0
Residential \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	4,358	16,943
Non-Accrual	0	0
Home equity
Aging categories of performing loans and nonaccrual loans
Total loans	22,186	30,828
Total loans, PCI	22,186	30,828
Non-Accrual	217	95
90+ Days Still Accruing	0	0
Consumer
Aging categories of performing loans and nonaccrual loans
Total loans	43,919	3,156
Total loans, PCI	43,919	3,156
Non-Accrual	259	5
90+ Days Still Accruing	0	0
Consumer \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	413	1,488
Non-Accrual	0	0
Current
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	1,840,762	1,404,748
Current \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	13,456	34,515
Current \| Commercial
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	1,475,809	1,135,803
Current \| Commercial \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	10,339	19,556
Current \| Commercial \| Commercial business
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	684,086	521,799
Current \| Commercial \| Commercial business \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	2,416	16,264
Current \| Commercial \| Commercial real estate
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	561,519	422,343
Current \| Commercial \| Commercial real estate \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	7,680	1,157
Current \| Commercial \| Acquisition and development
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	98,524	109,686
Current \| Commercial \| Acquisition and development \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	243	2,135
Current \| Commercial \| SBA PPP
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	131,680	81,975
Current \| Residential
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	300,988	235,420
Current \| Residential \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	3,081	13,714
Current \| Home equity
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	21,974	30,369
Current \| Consumer
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	41,991	3,156
Current \| Consumer \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	36	1,245
30-59 Days Past Due
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	6,465	3,421
30-59 Days Past Due \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	974	784
30-59 Days Past Due \| Commercial
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	1,911	1,074
30-59 Days Past Due \| Commercial \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	649	71
30-59 Days Past Due \| Commercial \| Commercial business
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	1,718	1,040
30-59 Days Past Due \| Commercial \| Commercial business \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	0	71
30-59 Days Past Due \| Commercial \| Commercial real estate
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	126	34
30-59 Days Past Due \| Commercial \| Commercial real estate \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	649	0
30-59 Days Past Due \| Commercial \| Acquisition and development
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	67	0
30-59 Days Past Due \| Commercial \| Acquisition and development \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	0	0
30-59 Days Past Due \| Commercial \| SBA PPP
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	0	0
30-59 Days Past Due \| Residential
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	3,343	2,058
30-59 Days Past Due \| Residential \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	325	710
30-59 Days Past Due \| Home equity
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	0	289
30-59 Days Past Due \| Consumer
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	1,211	0
30-59 Days Past Due \| Consumer \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	0	3
60-89 Days Past Due
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	1,288	2,289
60-89 Days Past Due \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	0	211
60-89 Days Past Due \| Commercial
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	423	245
60-89 Days Past Due \| Commercial \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	0	65
60-89 Days Past Due \| Commercial \| Commercial business
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	11	33
60-89 Days Past Due \| Commercial \| Commercial business \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	0	65
60-89 Days Past Due \| Commercial \| Commercial real estate
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	0	212
60-89 Days Past Due \| Commercial \| Commercial real estate \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	0	0
60-89 Days Past Due \| Commercial \| Acquisition and development
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	412	0
60-89 Days Past Due \| Commercial \| Acquisition and development \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	0	0
60-89 Days Past Due \| Commercial \| SBA PPP
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	0	0
60-89 Days Past Due \| Residential
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	285	1,969
60-89 Days Past Due \| Residential \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	0	145
60-89 Days Past Due \| Home equity
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	119	75
60-89 Days Past Due \| Consumer
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	461	0
60-89 Days Past Due \| Consumer \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	0	1
90+ Days Past Due
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	4,257	4,904
90+ Days Past Due \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	4,245	3,929
90+ Days Past Due \| Commercial
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	2,384	3,992
90+ Days Past Due \| Commercial \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	2,916	1,316
90+ Days Past Due \| Commercial \| Commercial business
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	1,491	1,019
90+ Days Past Due \| Commercial \| Commercial business \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	213	1,204
90+ Days Past Due \| Commercial \| Commercial real estate
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	73	533
90+ Days Past Due \| Commercial \| Commercial real estate \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	2,689	112
90+ Days Past Due \| Commercial \| Acquisition and development
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	820	2,440
90+ Days Past Due \| Commercial \| Acquisition and development \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	14	0
90+ Days Past Due \| Commercial \| SBA PPP
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	0	0
90+ Days Past Due \| Residential
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	1,524	817
90+ Days Past Due \| Residential \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	952	2,374
90+ Days Past Due \| Home equity
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	93	95
90+ Days Past Due \| Consumer
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	256	0
90+ Days Past Due \| Consumer \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	377	239
Past Due
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	12,010	10,614
Past Due \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	5,219	4,924
Past Due \| Commercial
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	4,718	5,311
Past Due \| Commercial \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	3,565	1,452
Past Due \| Commercial \| Commercial business
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	3,220	2,092
Past Due \| Commercial \| Commercial business \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	213	1,340
Past Due \| Commercial \| Commercial real estate
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	199	779
Past Due \| Commercial \| Commercial real estate \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	3,338	112
Past Due \| Commercial \| Acquisition and development
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	1,299	2,440
Past Due \| Commercial \| Acquisition and development \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	14	0
Past Due \| Commercial \| SBA PPP
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	0	0
Past Due \| Residential
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	5,152	4,844
Past Due \| Residential \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	1,277	3,229
Past Due \| Home equity
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	212	459
Past Due \| Consumer
Aging categories of performing loans and nonaccrual loans
Total loans, excluding PCI	1,928	0
Past Due \| Consumer \| Purchased credit impaired loans
Aging categories of performing loans and nonaccrual loans
Total loans, PCI	$ 377	$ 243