LOANS AND ALLOWANCE FOR CREDIT LOSSES - Credit Quality Indicator (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025
Term Loans Amortized Cost by Origination Year
2026	$ 183,804		$ 183,804		$ 378,575
2025	389,744		389,744		245,997
2024	217,176		217,176		256,545
2023	235,576		235,576		432,177
2022	410,272		410,272		241,814
Prior	683,414		683,414		485,070
Revolving Loans Amortized Cost	236,286		236,286		220,360
Revolving Loans Converted to Term	10,879		10,879		9,023
Total loans, net of deferred loan fees and costs	2,367,151		2,367,151		2,269,561
Total gross charge-offs
2026			0		24
2025			102		391
2024			311		664
2023			489		370
2022			160		896
Prior			40		84
Revolving Loans Amortized Cost			0		27
Revolving Loans Converted to Term			1		0
Total	366	$ 1,120	1,103	$ 1,519	2,456
Commercial and industrial
Term Loans Amortized Cost by Origination Year
2026	18,513		18,513		54,035
2025	48,133		48,133		26,011
2024	18,609		18,609		22,640
2023	20,578		20,578		27,545
2022	25,446		25,446		12,821
Prior	31,350		31,350		23,201
Revolving Loans Amortized Cost	157,324		157,324		151,425
Revolving Loans Converted to Term	8,412		8,412		6,507
Total loans, net of deferred loan fees and costs	328,365		328,365		324,185
Total gross charge-offs
2026			0		0
2025			0		19
2024			0		0
2023			0		0
2022			0		772
Prior			1		0
Revolving Loans Amortized Cost			0		6
Revolving Loans Converted to Term			0		0
Total			1		797
Commercial and industrial | Pass
Term Loans Amortized Cost by Origination Year
2026	18,513		18,513		52,419
2025	46,855		46,855		25,663
2024	18,377		18,377		22,131
2023	20,073		20,073		25,382
2022	23,330		23,330		11,367
Prior	29,493		29,493		15,765
Revolving Loans Amortized Cost	145,798		145,798		135,641
Revolving Loans Converted to Term	2,305		2,305		2,726
Total loans, net of deferred loan fees and costs	304,744		304,744		291,094
Commercial and industrial | Special mention
Term Loans Amortized Cost by Origination Year
2026	0		0		1,616
2025	1,278		1,278		31
2024	23		23		496
2023	505		505		2,163
2022	2,116		2,116		1,412
Prior	1,291		1,291		6,852
Revolving Loans Amortized Cost	11,007		11,007		13,139
Revolving Loans Converted to Term	3,622		3,622		3,631
Total loans, net of deferred loan fees and costs	19,842		19,842		29,340
Commercial and industrial | Substandard
Term Loans Amortized Cost by Origination Year
2026	0		0		0
2025	0		0		317
2024	209		209		13
2023	0		0		0
2022	0		0		42
Prior	34		34		0
Revolving Loans Amortized Cost	418		418		2,645
Revolving Loans Converted to Term	2,415		2,415		75
Total loans, net of deferred loan fees and costs	3,076		3,076		3,092
Commercial and industrial | Doubtful
Term Loans Amortized Cost by Origination Year
2026	0		0		0
2025	0		0		0
2024	0		0		0
2023	0		0		0
2022	0		0		0
Prior	532		532		584
Revolving Loans Amortized Cost	101		101		0
Revolving Loans Converted to Term	70		70		75
Total loans, net of deferred loan fees and costs	703		703		659
Commercial real estate:
Term Loans Amortized Cost by Origination Year
Total loans, net of deferred loan fees and costs	1,517,386		1,517,386		1,409,727
Total gross charge-offs
Total	0	0	310	0
Commercial real estate: | Construction
Term Loans Amortized Cost by Origination Year
2026	26,099		26,099		38,266
2025	56,301		56,301		29,670
2024	18,627		18,627		33,259
2023	27,506		27,506		14,754
2022	1,060		1,060		1,213
Prior	1,212		1,212		1,323
Revolving Loans Amortized Cost	1,080		1,080		1,933
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	131,885		131,885		120,418
Total gross charge-offs
2026			0		0
2025			0		0
2024			0		0
2023			0		0
2022			0		0
Prior			0		0
Revolving Loans Amortized Cost			0		0
Revolving Loans Converted to Term			0		0
Total			0		0
Commercial real estate: | Construction | Pass
Term Loans Amortized Cost by Origination Year
2026	26,099		26,099		38,266
2025	56,301		56,301		29,670
2024	18,627		18,627		33,259
2023	27,506		27,506		14,754
2022	1,060		1,060		1,213
Prior	1,212		1,212		1,323
Revolving Loans Amortized Cost	1,080		1,080		1,933
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	131,885		131,885		120,418
Commercial real estate: | Construction | Special mention
Term Loans Amortized Cost by Origination Year
2026	0		0		0
2025	0		0		0
2024	0		0		0
2023	0		0		0
2022	0		0		0
Prior	0		0		0
Revolving Loans Amortized Cost	0		0		0
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	0		0		0
Commercial real estate: | Construction | Substandard
Term Loans Amortized Cost by Origination Year
2026	0		0		0
2025	0		0		0
2024	0		0		0
2023	0		0		0
2022	0		0		0
Prior	0		0		0
Revolving Loans Amortized Cost	0		0		0
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	0		0		0
Commercial real estate: | Construction | Doubtful
Term Loans Amortized Cost by Origination Year
2026	0		0		0
2025	0		0		0
2024	0		0		0
2023	0		0		0
2022	0		0		0
Prior	0		0		0
Revolving Loans Amortized Cost	0		0		0
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	0		0		0
Commercial real estate: | Owner occupied commercial real estate
Term Loans Amortized Cost by Origination Year
2026	13,032		13,032		49,557
2025	49,735		49,735		23,186
2024	22,335		22,335		22,308
2023	21,331		21,331		25,164
2022	23,979		23,979		19,878
Prior	49,535		49,535		35,898
Revolving Loans Amortized Cost	3,727		3,727		2,590
Revolving Loans Converted to Term	31		31		39
Total loans, net of deferred loan fees and costs	183,705		183,705		178,620
Total gross charge-offs
2026			0		0
2025			0		0
2024			0		0
2023			0		0
2022			0		0
Prior			0		0
Revolving Loans Amortized Cost			0		0
Revolving Loans Converted to Term			0		0
Total			0		0
Commercial real estate: | Owner occupied commercial real estate | Pass
Term Loans Amortized Cost by Origination Year
2026	13,032		13,032		48,350
2025	48,539		48,539		23,186
2024	22,335		22,335		17,531
2023	19,226		19,226		23,050
2022	22,362		22,362		12,966
Prior	40,871		40,871		31,441
Revolving Loans Amortized Cost	732		732		590
Revolving Loans Converted to Term	31		31		39
Total loans, net of deferred loan fees and costs	167,128		167,128		157,153
Commercial real estate: | Owner occupied commercial real estate | Special mention
Term Loans Amortized Cost by Origination Year
2026	0		0		0
2025	0		0		0
2024	0		0		4,681
2023	2,105		2,105		1,646
2022	1,617		1,617		6,912
Prior	8,255		8,255		3,567
Revolving Loans Amortized Cost	2,995		2,995		2,000
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	14,972		14,972		18,806
Commercial real estate: | Owner occupied commercial real estate | Substandard
Term Loans Amortized Cost by Origination Year
2026	0		0		1,207
2025	1,196		1,196		0
2024	0		0		96
2023	0		0		468
2022	0		0		0
Prior	409		409		886
Revolving Loans Amortized Cost	0		0		0
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	1,605		1,605		2,657
Commercial real estate: | Owner occupied commercial real estate | Doubtful
Term Loans Amortized Cost by Origination Year
2026	0		0		0
2025	0		0		0
2024	0		0		0
2023	0		0		0
2022	0		0		0
Prior	0		0		4
Revolving Loans Amortized Cost	0		0		0
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	0		0		4
Commercial real estate: | Non-owner occupied commercial real estate
Term Loans Amortized Cost by Origination Year
2026	95,125		95,125		164,396
2025	165,890		165,890		102,759
2024	103,352		103,352		117,401
2023	115,643		115,643		261,738
2022	272,317		272,317		146,391
Prior	438,630		438,630		308,176
Revolving Loans Amortized Cost	10,134		10,134		9,102
Revolving Loans Converted to Term	705		705		726
Total loans, net of deferred loan fees and costs	1,201,796		1,201,796		1,110,689
Total gross charge-offs
2026			0		0
2025			0		0
2024			0		0
2023			310		0
2022			0		0
Prior			0		6
Revolving Loans Amortized Cost			0		0
Revolving Loans Converted to Term			0		0
Total			310		6
Commercial real estate: | Non-owner occupied commercial real estate | Pass
Term Loans Amortized Cost by Origination Year
2026	95,125		95,125		162,357
2025	162,847		162,847		102,759
2024	102,405		102,405		99,585
2023	99,937		99,937		242,886
2022	252,875		252,875		133,385
Prior	389,364		389,364		279,901
Revolving Loans Amortized Cost	10,134		10,134		9,102
Revolving Loans Converted to Term	705		705		726
Total loans, net of deferred loan fees and costs	1,113,392		1,113,392		1,030,701
Commercial real estate: | Non-owner occupied commercial real estate | Special mention
Term Loans Amortized Cost by Origination Year
2026	0		0		0
2025	1,050		1,050		0
2024	947		947		15,301
2023	15,203		15,203		18,852
2022	19,442		19,442		13,006
Prior	49,074		49,074		27,806
Revolving Loans Amortized Cost	0		0		0
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	85,716		85,716		74,965
Commercial real estate: | Non-owner occupied commercial real estate | Substandard
Term Loans Amortized Cost by Origination Year
2026	0		0		2,039
2025	1,993		1,993		0
2024	0		0		2,515
2023	0		0		0
2022	0		0		0
Prior	192		192		469
Revolving Loans Amortized Cost	0		0		0
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	2,185		2,185		5,023
Commercial real estate: | Non-owner occupied commercial real estate | Doubtful
Term Loans Amortized Cost by Origination Year
2026	0		0		0
2025	0		0		0
2024	0		0		0
2023	503		503		0
2022	0		0		0
Prior	0		0		0
Revolving Loans Amortized Cost	0		0		0
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	503		503		0
Residential Mortgages
Term Loans Amortized Cost by Origination Year
2026	13,992		13,992		38,892
2025	40,886		40,886		24,307
2024	21,670		21,670		17,659
2023	16,642		16,642		51,161
2022	48,983		48,983		51,115
Prior	144,702		144,702		103,751
Revolving Loans Amortized Cost	0		0		0
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	286,875		286,875		286,885
Total gross charge-offs
2026			0		0
2025			0		0
2024			0		0
2023			0		0
2022			0		0
Prior			8		0
Revolving Loans Amortized Cost			0		0
Revolving Loans Converted to Term			0		0
Total	8	0	8	0	0
Residential Mortgages | Not rated
Term Loans Amortized Cost by Origination Year
2026	13,992		13,992		38,892
2025	40,886		40,886		24,307
2024	21,670		21,670		17,590
2023	16,573		16,573		50,866
2022	48,760		48,760		50,380
Prior	143,043		143,043		102,421
Revolving Loans Amortized Cost	0		0		0
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	284,924		284,924		284,456
Residential Mortgages | Special mention
Term Loans Amortized Cost by Origination Year
2026	0		0		0
2025	0		0		0
2024	0		0		0
2023	0		0		0
2022	0		0		426
Prior	425		425		0
Revolving Loans Amortized Cost	0		0		0
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	425		425		426
Residential Mortgages | Substandard
Term Loans Amortized Cost by Origination Year
2026	0		0		0
2025	0		0		0
2024	0		0		69
2023	69		69		295
2022	223		223		309
Prior	1,234		1,234		1,330
Revolving Loans Amortized Cost	0		0		0
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	1,526		1,526		2,003
Consumer Loans
Term Loans Amortized Cost by Origination Year
Total loans, net of deferred loan fees and costs	234,525		234,525		248,764
Total gross charge-offs
Total	358	$ 348	784	$ 742
Consumer Loans | Home equity lines and loans
Term Loans Amortized Cost by Origination Year
2026	4,306		4,306		7,882
2025	7,229		7,229		12,004
2024	10,155		10,155		8,871
2023	7,556		7,556		11,459
2022	9,782		9,782		4,113
Prior	12,927		12,927		10,316
Revolving Loans Amortized Cost	61,955		61,955		53,331
Revolving Loans Converted to Term	1,718		1,718		1,747
Total loans, net of deferred loan fees and costs	115,628		115,628		109,723
Total gross charge-offs
2026			0		0
2025			0		0
2024			0		0
2023			0		0
2022			0		0
Prior			3		0
Revolving Loans Amortized Cost			0		0
Revolving Loans Converted to Term			0		0
Total			3		0
Consumer Loans | Home equity lines and loans | Not rated
Term Loans Amortized Cost by Origination Year
2026	4,306		4,306		7,882
2025	7,229		7,229		12,004
2024	10,093		10,093		8,849
2023	7,478		7,478		11,138
2022	9,520		9,520		4,113
Prior	12,767		12,767		10,124
Revolving Loans Amortized Cost	61,940		61,940		53,219
Revolving Loans Converted to Term	1,316		1,316		1,275
Total loans, net of deferred loan fees and costs	114,649		114,649		108,604
Consumer Loans | Home equity lines and loans | Special mention
Term Loans Amortized Cost by Origination Year
2026	0		0		0
2025	0		0		0
2024	0		0		0
2023	0		0		114
2022	0		0		0
Prior	0		0		0
Revolving Loans Amortized Cost	0		0		0
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	0		0		114
Consumer Loans | Home equity lines and loans | Substandard
Term Loans Amortized Cost by Origination Year
2026	0		0		0
2025	0		0		0
2024	62		62		22
2023	78		78		207
2022	262		262		0
Prior	160		160		192
Revolving Loans Amortized Cost	15		15		112
Revolving Loans Converted to Term	402		402		472
Total loans, net of deferred loan fees and costs	979		979		1,005
Consumer Loans | Indirect consumer
Term Loans Amortized Cost by Origination Year
2026	11,673		11,673		23,954
2025	20,378		20,378		26,721
2024	21,483		21,483		33,657
2023	25,875		25,875		39,893
2022	28,447		28,447		6,223
Prior	4,911		4,911		2,251
Revolving Loans Amortized Cost	0		0		0
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	112,767		112,767		132,699
Total gross charge-offs
2026			0		12
2025			91		345
2024			296		641
2023			173		358
2022			156		121
Prior			27		78
Revolving Loans Amortized Cost			0		0
Revolving Loans Converted to Term			0		0
Total			743		1,555
Consumer Loans | Indirect consumer | Not rated
Term Loans Amortized Cost by Origination Year
2026	11,673		11,673		23,872
2025	20,228		20,228		26,326
2024	21,157		21,157		33,271
2023	25,515		25,515		39,644
2022	28,240		28,240		6,197
Prior	4,843		4,843		2,207
Revolving Loans Amortized Cost	0		0		0
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	111,656		111,656		131,517
Consumer Loans | Indirect consumer | Substandard
Term Loans Amortized Cost by Origination Year
2026	0		0		82
2025	150		150		395
2024	326		326		386
2023	360		360		249
2022	207		207		26
Prior	68		68		44
Revolving Loans Amortized Cost	0		0		0
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	1,111		1,111		1,182
Consumer Loans | Direct consumer
Term Loans Amortized Cost by Origination Year
2026	1,064		1,064		1,593
2025	1,192		1,192		1,339
2024	945		945		750
2023	445		445		463
2022	258		258		60
Prior	147		147		154
Revolving Loans Amortized Cost	2,066		2,066		1,979
Revolving Loans Converted to Term	13		13		4
Total loans, net of deferred loan fees and costs	6,130		6,130		6,342
Total gross charge-offs
2026			0		12
2025			11		27
2024			15		23
2023			6		12
2022			4		3
Prior			1		0
Revolving Loans Amortized Cost			0		21
Revolving Loans Converted to Term			1		0
Total			38		98
Consumer Loans | Direct consumer | Not rated
Term Loans Amortized Cost by Origination Year
2026	1,064		1,064		1,591
2025	1,192		1,192		1,339
2024	945		945		750
2023	442		442		460
2022	258		258		60
Prior	147		147		154
Revolving Loans Amortized Cost	2,056		2,056		1,969
Revolving Loans Converted to Term	13		13		4
Total loans, net of deferred loan fees and costs	6,117		6,117		6,327
Consumer Loans | Direct consumer | Substandard
Term Loans Amortized Cost by Origination Year
2026	0		0		2
2025	0		0		0
2024	0		0		0
2023	3		3		3
2022	0		0		0
Prior	0		0		0
Revolving Loans Amortized Cost	10		10		10
Revolving Loans Converted to Term	0		0		0
Total loans, net of deferred loan fees and costs	$ 13		$ 13		$ 15