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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Schedule of Risk Category of Loans by Class and Origination Year (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Term Loans Amortized Cost Basis by Origination Year
Current year	$ 51,693		$ 230,487
One year before current year	243,217		189,170
Two years before current year	188,619		788,069
Three years before current year	738,142		637,732
Four years before current year	605,768		150,535
Prior	727,641		605,025
Revolving Loans Amortized Cost Basis	489,022		537,504
Revolving Loans Amortized Cost Basis Converted to Term During the Period	24,672		643
Loans held for investment	3,068,774		3,139,165
Term Loans Gross Charge-offs by Origination Year
Current year	0		0
One year before current year	0		37
Two years before current year	91		2,498
Three years before current year	0		238
Four years before current year	1,927		0
Prior	1,141		0
Revolving Loans Amortized Cost Basis	0		1
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Total	3,159	$ 1	2,774
Construction and Land Development
Term Loans Amortized Cost Basis by Origination Year
Current year	27		25,812
One year before current year	35,329		25,857
Two years before current year	31,371		94,297
Three years before current year	87,159		47,687
Four years before current year	39,617		21,397
Prior	18,076		2,410
Revolving Loans Amortized Cost Basis	9,858		9,865
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	221,437		227,325
Term Loans Gross Charge-offs by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		967
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Total	0	0	967
Real Estate - Other
Term Loans Gross Charge-offs by Origination Year
Total	1,654	1
Real Estate - Other | 1-4 family residential
Term Loans Amortized Cost Basis by Origination Year
Current year	0		20,297
One year before current year	19,045		15,581
Two years before current year	15,527		36,555
Three years before current year	36,248		17,902
Four years before current year	17,805		6,683
Prior	23,898		18,628
Revolving Loans Amortized Cost Basis	41,896		48,755
Revolving Loans Amortized Cost Basis Converted to Term During the Period	3,023		0
Loans held for investment	157,442		164,401
Term Loans Gross Charge-offs by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		1
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Total	0		1
Real Estate - Other | Multifamily residential
Term Loans Amortized Cost Basis by Origination Year
Current year	5,478		15,998
One year before current year	15,997		11,087
Two years before current year	11,073		85,834
Three years before current year	71,793		84,671
Four years before current year	88,747		5,107
Prior	44,808		41,296
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	237,896		243,993
Term Loans Gross Charge-offs by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		1,456
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Total	0		1,456
Real Estate - Other | Commercial real estate and other
Term Loans Amortized Cost Basis by Origination Year
Current year	15,256		111,911
One year before current year	119,853		95,829
Two years before current year	93,436		457,053
Three years before current year	451,182		422,212
Four years before current year	410,510		102,374
Prior	564,186		473,249
Revolving Loans Amortized Cost Basis	85,671		104,456
Revolving Loans Amortized Cost Basis Converted to Term During the Period	15,868		643
Loans held for investment	1,755,962		1,767,727
Term Loans Gross Charge-offs by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		51
Three years before current year	0		0
Four years before current year	1,654		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Total	1,654		51
Commercial & Industrial
Term Loans Amortized Cost Basis by Origination Year
Current year	30,780		55,777
One year before current year	52,622		40,816
Two years before current year	37,212		113,311
Three years before current year	90,831		42,515
Four years before current year	27,129		14,893
Prior	76,606		69,436
Revolving Loans Amortized Cost Basis	351,507		374,222
Revolving Loans Amortized Cost Basis Converted to Term During the Period	5,781		0
Loans held for investment	672,468		710,970
Term Loans Gross Charge-offs by Origination Year
Current year	0		0
One year before current year	0		37
Two years before current year	91		24
Three years before current year	0		0
Four years before current year	0		0
Prior	1,141		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Total	1,232	0	61
Consumer
Term Loans Amortized Cost Basis by Origination Year
Current year	152		692
One year before current year	371		0
Two years before current year	0		1,019
Three years before current year	929		22,745
Four years before current year	21,960		81
Prior	67		6
Revolving Loans Amortized Cost Basis	90		206
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	23,569		24,749
Term Loans Gross Charge-offs by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		238
Four years before current year	273		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Total	273	$ 0	238
Pass
Term Loans Amortized Cost Basis by Origination Year
Current year	51,693		230,060
One year before current year	242,178		178,270
Two years before current year	179,883		750,670
Three years before current year	683,618		610,296
Four years before current year	587,045		133,941
Prior	683,293		575,746
Revolving Loans Amortized Cost Basis	435,157		473,097
Revolving Loans Amortized Cost Basis Converted to Term During the Period	19,700		148
Loans held for investment	2,882,567		2,952,228
Pass | Construction and Land Development
Term Loans Amortized Cost Basis by Origination Year
Current year	27		25,812
One year before current year	35,329		25,857
Two years before current year	31,371		84,638
Three years before current year	72,500		47,687
Four years before current year	39,617		7,297
Prior	2,668		2,328
Revolving Loans Amortized Cost Basis	9,858		9,865
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	191,370		203,484
Pass | Real Estate - Other | 1-4 family residential
Term Loans Amortized Cost Basis by Origination Year
Current year	0		20,297
One year before current year	19,045		15,581
Two years before current year	15,527		33,660
Three years before current year	33,535		17,902
Four years before current year	17,805		6,683
Prior	23,898		18,628
Revolving Loans Amortized Cost Basis	41,896		44,286
Revolving Loans Amortized Cost Basis Converted to Term During the Period	3,023		0
Loans held for investment	154,729		157,037
Pass | Real Estate - Other | Multifamily residential
Term Loans Amortized Cost Basis by Origination Year
Current year	5,478		15,998
One year before current year	15,997		11,087
Two years before current year	11,073		85,834
Three years before current year	71,793		84,671
Four years before current year	88,747		5,107
Prior	41,795		37,510
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	234,883		240,207
Pass | Real Estate - Other | Commercial real estate and other
Term Loans Amortized Cost Basis by Origination Year
Current year	15,256		111,911
One year before current year	119,152		86,261
Two years before current year	85,876		454,470
Three years before current year	435,705		399,393
Four years before current year	394,847		100,110
Prior	542,084		453,301
Revolving Loans Amortized Cost Basis	79,472		104,456
Revolving Loans Amortized Cost Basis Converted to Term During the Period	15,868		148
Loans held for investment	1,688,260		1,710,050
Pass | Commercial & Industrial
Term Loans Amortized Cost Basis by Origination Year
Current year	30,780		55,350
One year before current year	52,284		39,484
Two years before current year	36,036		91,049
Three years before current year	69,156		38,303
Four years before current year	24,375		14,663
Prior	72,781		63,973
Revolving Loans Amortized Cost Basis	303,841		314,284
Revolving Loans Amortized Cost Basis Converted to Term During the Period	809		0
Loans held for investment	590,062		617,106
Pass | Consumer
Term Loans Amortized Cost Basis by Origination Year
Current year	152		692
One year before current year	371		0
Two years before current year	0		1,019
Three years before current year	929		22,340
Four years before current year	21,654		81
Prior	67		6
Revolving Loans Amortized Cost Basis	90		206
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	23,263		24,344
Special mention
Term Loans Amortized Cost Basis by Origination Year
Current year	0		307
One year before current year	222		9,614
Two years before current year	218		3,986
Three years before current year	15,283		12,590
Four years before current year	11,246		14,925
Prior	26,771		15,554
Revolving Loans Amortized Cost Basis	15,709		11,868
Revolving Loans Amortized Cost Basis Converted to Term During the Period	4,972		495
Loans held for investment	74,421		69,339
Special mention | Construction and Land Development
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		12,431
Prior	13,660		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	13,660		12,431
Special mention | Real Estate - Other | 1-4 family residential
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	0		0
Special mention | Real Estate - Other | Multifamily residential
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	3,013		3,786
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	3,013		3,786
Special mention | Real Estate - Other | Commercial real estate and other
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		9,568
Two years before current year	175		2,583
Three years before current year	15,283		11,268
Four years before current year	11,222		2,264
Prior	8,925		9,848
Revolving Loans Amortized Cost Basis	6,199		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		495
Loans held for investment	41,804		36,026
Special mention | Commercial & Industrial
Term Loans Amortized Cost Basis by Origination Year
Current year	0		307
One year before current year	222		46
Two years before current year	43		1,403
Three years before current year	0		1,322
Four years before current year	24		230
Prior	1,173		1,920
Revolving Loans Amortized Cost Basis	9,510		11,868
Revolving Loans Amortized Cost Basis Converted to Term During the Period	4,972		0
Loans held for investment	15,944		17,096
Special mention | Consumer
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	0		0
Substandard
Term Loans Amortized Cost Basis by Origination Year
Current year	0		120
One year before current year	817		1,286
Two years before current year	8,518		33,413
Three years before current year	39,241		14,846
Four years before current year	7,477		1,669
Prior	17,577		13,725
Revolving Loans Amortized Cost Basis	38,156		52,539
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	111,786		117,598
Substandard | Construction and Land Development
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		9,659
Three years before current year	14,659		0
Four years before current year	0		1,669
Prior	1,748		82
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	16,407		11,410
Substandard | Real Estate - Other | 1-4 family residential
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		2,895
Three years before current year	2,713		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		4,469
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	2,713		7,364
Substandard | Real Estate - Other | Multifamily residential
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	0		0
Substandard | Real Estate - Other | Commercial real estate and other
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	701		0
Two years before current year	7,385		0
Three years before current year	194		11,551
Four years before current year	4,441		0
Prior	13,177		10,100
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	25,898		21,651
Substandard | Commercial & Industrial
Term Loans Amortized Cost Basis by Origination Year
Current year	0		120
One year before current year	116		1,286
Two years before current year	1,133		20,859
Three years before current year	21,675		2,890
Four years before current year	2,730		0
Prior	2,652		3,543
Revolving Loans Amortized Cost Basis	38,156		48,070
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	66,462		76,768
Substandard | Consumer
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		405
Four years before current year	306		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	306		405
Doubtful
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	0		0
Doubtful | Construction and Land Development
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	0		0
Doubtful | Real Estate - Other | 1-4 family residential
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	0		0
Doubtful | Real Estate - Other | Multifamily residential
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	0		0
Doubtful | Real Estate - Other | Commercial real estate and other
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	0		0
Doubtful | Commercial & Industrial
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	0		0
Doubtful | Consumer
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	0		0
Loss
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	0		0
Loss | Construction and Land Development
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	0		0
Loss | Real Estate - Other | 1-4 family residential
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	0		0
Loss | Real Estate - Other | Multifamily residential
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	0		0
Loss | Real Estate - Other | Commercial real estate and other
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	0		0
Loss | Commercial & Industrial
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	0		0
Loss | Consumer
Term Loans Amortized Cost Basis by Origination Year
Current year	0		0
One year before current year	0		0
Two years before current year	0		0
Three years before current year	0		0
Four years before current year	0		0
Prior	0		0
Revolving Loans Amortized Cost Basis	0		0
Revolving Loans Amortized Cost Basis Converted to Term During the Period	0		0
Loans held for investment	$ 0		$ 0

X

- Definition

Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-6

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
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