LOANS HELD FOR INVESTMENT, Amortized Cost Basis of Loans by Credit Quality Indicator and Origination Year and Gross Charge-offs (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($) Point	Sep. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)
Credit Quality Indicators [Abstract]
Number of points on a grading scale for loans | Point			13
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
Loans	$ 2,993,563		$ 2,993,563		$ 2,748,081
Current Period Gross Charge-offs [Abstract]
Current period gross charge-offs	564	$ 546	2,059	$ 1,756
Minimum [Member]
Credit Quality Indicators [Abstract]
Non-accrual loans with direct exposure analyzed for individual evaluation	250		250
Past due accruing loans closely monitored	100		100
Pass [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
Loans					2,676,234
Special Mention [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
Loans					0
Substandard [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
Loans					71,847
Substandard [Member] | Minimum [Member]
Credit Quality Indicators [Abstract]
Accruing loans with direct exposure that are closely monitored	1,000		1,000
Doubtful [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
Loans					0
Commercial Real Estate [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	207,415		207,415
2022	316,287		316,287
2021	214,084		214,084
2020	65,784		65,784
2019	50,818		50,818
Prior	185,337		185,337
Revolving loans	6,537		6,537
Loans	1,046,262		1,046,262		919,358
Current Period Gross Charge-offs [Abstract]
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			0
Revolving loans			0
Current period gross charge-offs	0	0	0	0
Commercial Real Estate [Member] | Pass [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	207,415		207,415
2022	314,061		314,061
2021	192,831		192,831
2020	64,117		64,117
2019	50,651		50,651
Prior	184,936		184,936
Revolving loans	6,537		6,537
Loans	1,020,548		1,020,548		893,312
Commercial Real Estate [Member] | Special Mention [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans	0		0
Loans	0		0		0
Commercial Real Estate [Member] | Substandard [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	2,226		2,226
2021	21,253		21,253
2020	1,667		1,667
2019	167		167
Prior	401		401
Revolving loans	0		0
Loans	25,714		25,714		26,046
Commercial Real Estate [Member] | Doubtful [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans	0		0
Loans	0		0		0
Commercial [Member] | Specialized [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	113,435		113,435
2022	66,060		66,060
2021	58,159		58,159
2020	21,374		21,374
2019	11,539		11,539
Prior	24,080		24,080
Revolving loans	71,758		71,758
Loans	366,405		366,405		327,513
Current Period Gross Charge-offs [Abstract]
2023			0
2022			0
2021			0
2020			11
2019			0
Prior			0
Revolving loans			0
Current period gross charge-offs	11	43	11	149
Commercial [Member] | Specialized [Member] | Pass [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	113,435		113,435
2022	65,952		65,952
2021	57,960		57,960
2020	20,967		20,967
2019	11,520		11,520
Prior	23,939		23,939
Revolving loans	71,758		71,758
Loans	365,531		365,531		326,987
Commercial [Member] | Specialized [Member] | Special Mention [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans	0		0
Loans	0		0		0
Commercial [Member] | Specialized [Member] | Substandard [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	108		108
2021	199		199
2020	407		407
2019	19		19
Prior	141		141
Revolving loans	0		0
Loans	874		874		526
Commercial [Member] | Specialized [Member] | Doubtful [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans	0		0
Loans	0		0		0
Commercial [Member] | General [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	71,102		71,102
2022	134,224		134,224
2021	100,518		100,518
2020	37,074		37,074
2019	38,615		38,615
Prior	75,238		75,238
Revolving loans	57,796		57,796
Loans	514,567		514,567		484,783
Current Period Gross Charge-offs [Abstract]
2023			0
2022			0
2021			49
2020			24
2019			18
Prior			322
Revolving loans			0
Current period gross charge-offs	44	0	413	315
Commercial [Member] | General [Member] | Pass [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	70,911		70,911
2022	133,683		133,683
2021	96,004		96,004
2020	36,837		36,837
2019	35,822		35,822
Prior	69,493		69,493
Revolving loans	57,508		57,508
Loans	500,258		500,258		451,639
Commercial [Member] | General [Member] | Special Mention [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	1,565		1,565
Revolving loans	0		0
Loans	1,565		1,565		0
Commercial [Member] | General [Member] | Substandard [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	191		191
2022	541		541
2021	4,514		4,514
2020	237		237
2019	2,793		2,793
Prior	4,180		4,180
Revolving loans	288		288
Loans	12,744		12,744		33,144
Commercial [Member] | General [Member] | Doubtful [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans	0		0
Loans	0		0		0
Consumer [Member] | 1-4 Family Residential [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	94,030		94,030
2022	159,727		159,727
2021	112,495		112,495
2020	54,754		54,754
2019	37,083		37,083
Prior	66,539		66,539
Revolving loans	9,883		9,883
Loans	534,511		534,511		460,124
Current Period Gross Charge-offs [Abstract]
2023			0
2022			0
2021			1
2020			0
2019			0
Prior			0
Revolving loans			0
Current period gross charge-offs	1	52	1	92
Consumer [Member] | 1-4 Family Residential [Member] | Pass [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	93,653		93,653
2022	159,416		159,416
2021	111,528		111,528
2020	54,241		54,241
2019	33,020		33,020
Prior	62,340		62,340
Revolving loans	9,868		9,868
Loans	524,066		524,066		450,034
Consumer [Member] | 1-4 Family Residential [Member] | Special Mention [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans	0		0
Loans	0		0		0
Consumer [Member] | 1-4 Family Residential [Member] | Substandard [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	377		377
2022	311		311
2021	967		967
2020	513		513
2019	4,063		4,063
Prior	4,199		4,199
Revolving loans	15		15
Loans	10,445		10,445		10,090
Consumer [Member] | 1-4 Family Residential [Member] | Doubtful [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans	0		0
Loans	0		0		0
Consumer [Member] | Auto Loans [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	90,085		90,085
2022	138,825		138,825
2021	55,709		55,709
2020	19,437		19,437
2019	8,818		8,818
Prior	3,150		3,150
Revolving loans	0		0
Loans	316,024		316,024		321,476
Current Period Gross Charge-offs [Abstract]
2023			55
2022			226
2021			202
2020			4
2019			31
Prior			68
Revolving loans			0
Current period gross charge-offs	173	77	586	233
Consumer [Member] | Auto Loans [Member] | Pass [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	90,074		90,074
2022	138,755		138,755
2021	55,500		55,500
2020	19,401		19,401
2019	8,720		8,720
Prior	3,098		3,098
Revolving loans	0		0
Loans	315,548		315,548		321,158
Consumer [Member] | Auto Loans [Member] | Special Mention [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans	0		0
Loans	0		0		0
Consumer [Member] | Auto Loans [Member] | Substandard [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	11		11
2022	70		70
2021	209		209
2020	36		36
2019	98		98
Prior	52		52
Revolving loans	0		0
Loans	476		476		318
Consumer [Member] | Auto Loans [Member] | Doubtful [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans	0		0
Loans	0		0		0
Consumer [Member] | Other Consumer [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	20,156		20,156
2022	30,517		30,517
2021	11,885		11,885
2020	3,770		3,770
2019	2,902		2,902
Prior	6,677		6,677
Revolving loans	1,418		1,418
Loans	77,325		77,325		81,308
Current Period Gross Charge-offs [Abstract]
2023			386
2022			224
2021			31
2020			31
2019			40
Prior			64
Revolving loans			0
Current period gross charge-offs	335	374	776	801
Consumer [Member] | Other Consumer [Member] | Pass [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	20,156		20,156
2022	30,514		30,514
2021	11,856		11,856
2020	3,759		3,759
2019	2,866		2,866
Prior	6,585		6,585
Revolving loans	1,418		1,418
Loans	77,154		77,154		81,109
Consumer [Member] | Other Consumer [Member] | Special Mention [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans	0		0
Loans	0		0		0
Consumer [Member] | Other Consumer [Member] | Substandard [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	3		3
2021	29		29
2020	11		11
2019	36		36
Prior	92		92
Revolving loans	0		0
Loans	171		171		199
Consumer [Member] | Other Consumer [Member] | Doubtful [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans	0		0
Loans	0		0		0
Construction [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	43,017		43,017
2022	75,751		75,751
2021	13,189		13,189
2020	290		290
2019	0		0
Prior	0		0
Revolving loans	6,222		6,222
Loans	138,469		138,469		153,519
Current Period Gross Charge-offs [Abstract]
2023			0
2022			0
2021			272
2020			0
2019			0
Prior			0
Revolving loans			0
Current period gross charge-offs	0	$ 0	272	$ 166
Construction [Member] | Pass [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	43,017		43,017
2022	75,433		75,433
2021	12,448		12,448
2020	290		290
2019	0		0
Prior	0		0
Revolving loans	6,222		6,222
Loans	137,410		137,410		151,995
Construction [Member] | Special Mention [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	0		0
2021	741		741
2020	0		0
2019	0		0
Prior	0		0
Revolving loans	0		0
Loans	741		741		0
Construction [Member] | Substandard [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	318		318
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans	0		0
Loans	318		318		1,524
Construction [Member] | Doubtful [Member]
Amortized Cost Basis in Loans by Credit Quality Indicator and Origination Year [Abstract]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving loans	0		0
Loans	$ 0		$ 0		$ 0