LOANS AND RELATED ALLOWANCE FOR CREDIT LOSSES - Schedule of Major Categories of Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Mar. 31, 2026	Dec. 31, 2025	Jun. 30, 2025	Mar. 31, 2025	Dec. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, before allowance for credit losses	$ 4,752,418		$ 3,456,209
Allowance for credit losses	(60,564)	$ (60,474)	(41,690)	$ (41,659)	$ (42,111)	$ (42,044)
Loans, net of allowance for credit losses	4,691,854		3,414,519
Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, before allowance for credit losses	525,190		399,760
Allowance for credit losses	(8,935)	(9,793)	(6,975)	(6,310)	(6,086)	(5,357)
Commercial real estate - owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, before allowance for credit losses	507,163		320,434
Allowance for credit losses	(7,704)	(8,406)	(4,383)	(3,311)	(3,300)	(3,107)
Commercial real estate - non-owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, before allowance for credit losses	1,128,594		937,094
Allowance for credit losses	(11,613)	(11,598)	(8,705)	(11,635)	(11,193)	(11,707)
Construction and land development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, before allowance for credit losses	429,793		280,254
Allowance for credit losses	(7,929)	(6,507)	(3,899)	(3,450)	(4,621)	(4,302)
Multi-family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, before allowance for credit losses	666,586		544,941
Allowance for credit losses	(7,391)	(7,225)	(5,484)	(4,554)	(4,118)	(4,331)
One-to-four family residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, before allowance for credit losses	579,612		445,463
Allowance for credit losses	(5,736)	(5,645)	(3,535)	(3,677)	(3,755)	(3,908)
Agricultural and farmland
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, before allowance for credit losses	593,984		275,251
Allowance for credit losses	(2,175)	(1,891)	(758)	(1,558)	(1,316)	(1,170)
Municipal, consumer, and other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, before allowance for credit losses	321,496		253,012
Allowance for credit losses	$ (9,081)	$ (9,409)	$ (7,951)	$ (7,164)	$ (7,722)	$ (8,162)