SEGMENT REPORTING - Reconciliation of Segment Net Income Loss and Assets (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Dec. 31, 2025
Reportable segments and reconciliation to consolidated results [Abstract]
Interest and dividend income	$ 33,585	$ 31,698
Interest expense	10,001	11,881
Net interest income	23,584	19,817
Provision for credit losses	601	1,092
Net interest income after provision for credit losses	22,983	18,725
Non-interest income	6,320	5,889
Compensation expense and benefits	9,580	9,018
Net occupancy expense	1,528	1,533
Furniture and equipment expense	409	373
Data processing & software expense	2,536	2,534
Other non-interest expenses	3,409	3,469
Total non-interest expense	17,462	16,927
Income before income tax expense	11,841	7,687
Income tax expense (benefit)	2,642	1,664
Net income	9,199	6,023
Assets	2,748,722	2,796,725	$ 2,710,235
Capital expenditures	133	328
Depreciation expense	484	467
Operating Segments | Core Banking
Reportable segments and reconciliation to consolidated results [Abstract]
Interest and dividend income	33,584	31,698
Interest expense	9,105	11,882
Net interest income	24,479	19,816
Provision for credit losses	601	1,092
Net interest income after provision for credit losses	23,878	18,724
Non-interest income	2,706	2,816
Compensation expense and benefits	7,854	7,349
Net occupancy expense	1,445	1,470
Furniture and equipment expense	393	351
Data processing & software expense	2,218	2,210
Other non-interest expenses	3,161	3,274
Total non-interest expense	15,071	14,654
Income before income tax expense	11,513	6,886
Income tax expense (benefit)	2,609	1,505
Net income	8,904	5,381
Assets	2,631,706	2,766,339
Capital expenditures	111	328
Depreciation expense	471	452
Operating Segments | WMG
Reportable segments and reconciliation to consolidated results [Abstract]
Interest and dividend income	0	0
Interest expense	0	0
Net interest income	0	0
Provision for credit losses	0	0
Net interest income after provision for credit losses	0	0
Non-interest income	3,145	2,867
Compensation expense and benefits	1,410	1,413
Net occupancy expense	83	63
Furniture and equipment expense	14	19
Data processing & software expense	310	313
Other non-interest expenses	151	106
Total non-interest expense	1,968	1,914
Income before income tax expense	1,177	953
Income tax expense (benefit)	266	208
Net income	911	745
Assets	3,045	3,005
Capital expenditures	22	0
Depreciation expense	13	15
Holding Company and CFS
Reportable segments and reconciliation to consolidated results [Abstract]
Interest and dividend income	3	1
Interest expense	898	0
Net interest income	(895)	1
Provision for credit losses	0	0
Net interest income after provision for credit losses	(895)	1
Non-interest income	473	209
Compensation expense and benefits	316	256
Net occupancy expense	4	3
Furniture and equipment expense	2	3
Data processing & software expense	8	11
Other non-interest expenses	97	89
Total non-interest expense	427	362
Income before income tax expense	(849)	(152)
Income tax expense (benefit)	(233)	(49)
Net income	(616)	(103)
Assets	307,172	228,017
Capital expenditures	0	0
Depreciation expense	0	0
Inter-Segment Eliminations
Reportable segments and reconciliation to consolidated results [Abstract]
Interest and dividend income	(2)	(1)
Interest expense	(2)	(1)
Net interest income	0	0
Provision for credit losses	0	0
Net interest income after provision for credit losses	0	0
Non-interest income	(4)	(3)
Compensation expense and benefits	0	0
Net occupancy expense	(4)	(3)
Furniture and equipment expense	0	0
Data processing & software expense	0	0
Other non-interest expenses	0	0
Total non-interest expense	(4)	(3)
Income before income tax expense	0	0
Income tax expense (benefit)	0	0
Net income	0	0
Assets	(193,201)	(200,636)
Capital expenditures	0	0
Depreciation expense	$ 0	$ 0