LOANS AND THE ALLOWANCE FOR CREDIT LOSSES - Summary of loans (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Jun. 30, 2025	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Dec. 31, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans (includes $4,208 and $7,283 measured at fair value, respectively)	$ 2,590,846		$ 2,425,565
Allowance for credit losses	(20,967)	$ (18,994)	(18,330)	$ (18,796)	$ (27,319)	$ (23,931)
Loans accounted for under the fair value option	4,208		7,283
Total, net	2,569,879		2,407,235
Unamortized loan origination fee	600		300
Unamortized discounts on loan purchased or acquired	3,200		3,500
Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit losses	(20,967)		(18,330)
Loans accounted for under the fair value option	4,208		7,283
Total, net	2,565,671		2,399,952
Total | Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans (includes $4,208 and $7,283 measured at fair value, respectively)	2,586,638		2,418,282
Cash, Securities, and Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans (includes $4,208 and $7,283 measured at fair value, respectively)	159,182		119,834
Allowance for credit losses	(1,137)	(1,150)	(410)	(401)	(375)	(961)
Cash, Securities, and Other | Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans (includes $4,208 and $7,283 measured at fair value, respectively)	159,182		119,834
Consumer and Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans (includes $4,208 and $7,283 measured at fair value, respectively)	16,557		24,765
Allowance for credit losses	(186)	(158)	(185)	(137)	(75)	(124)
Loans accounted for under the fair value option	4,300		7,500
Consumer and Other | Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans (includes $4,208 and $7,283 measured at fair value, respectively)	12,349		17,482
Construction and Development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans (includes $4,208 and $7,283 measured at fair value, respectively)	229,852		314,481
Allowance for credit losses	(2,164)	(3,651)	(5,184)	(5,334)	(7,596)	(7,945)
Construction and Development | Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans (includes $4,208 and $7,283 measured at fair value, respectively)	229,852		314,481
1-4 Family Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans (includes $4,208 and $7,283 measured at fair value, respectively)	1,045,105		962,901
Allowance for credit losses	(5,804)		(5,200)			(4,370)
1-4 Family Residential | Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans (includes $4,208 and $7,283 measured at fair value, respectively)	1,045,105		962,901
Non-Owner Occupied CRE
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans (includes $4,208 and $7,283 measured at fair value, respectively)	724,741		611,239
Allowance for credit losses	(3,939)	(4,323)	(4,340)	(4,342)	(2,203)	(2,325)
Non-Owner Occupied CRE | Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans (includes $4,208 and $7,283 measured at fair value, respectively)	724,741		611,239
Owner Occupied CRE
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans (includes $4,208 and $7,283 measured at fair value, respectively)	190,290		172,019
Allowance for credit losses	(725)	(737)	(654)	(691)	(973)	(1,034)
Owner Occupied CRE | Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans (includes $4,208 and $7,283 measured at fair value, respectively)	190,290		172,019
Commercial and Industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans (includes $4,208 and $7,283 measured at fair value, respectively)	225,119		220,326
Allowance for credit losses	(7,012)	$ (3,431)	(2,357)	$ (2,566)	$ (11,787)	$ (7,172)
Commercial and Industrial | Amortized Cost
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans (includes $4,208 and $7,283 measured at fair value, respectively)	$ 225,119		$ 220,326