LOANS HELD FOR INVESTMENT, Summary of Loans Held for Investment by Category (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2025 USD ($) Category	Dec. 31, 2024 USD ($)	Mar. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Summary of Loans Held for Investment by Category [Abstract]
Loans, gross	$ 3,075,860	$ 3,055,054
Allowance for credit losses on loans	(42,968)	(43,237)	$ (42,174)	$ (42,356)
Loans held for investment, net	3,032,892	3,011,817
Commercial Real Estate [Member]
Summary of Loans Held for Investment by Category [Abstract]
Loans, gross	1,126,800	1,119,063
Allowance for credit losses on loans	$ (15,787)	(15,973)	(15,784)	(15,808)
Commercial [Member]
Summary of Loans Held for Investment by Category [Abstract]
Number of sub-categories of loans | Category	2
Commercial [Member] | Specialized [Member]
Summary of Loans Held for Investment by Category [Abstract]
Loans, gross	$ 366,796	388,955
Allowance for credit losses on loans	(4,523)	(4,640)	(3,848)	(4,020)
Commercial [Member] | General [Member]
Summary of Loans Held for Investment by Category [Abstract]
Loans, gross	584,705	557,371
Allowance for credit losses on loans	(6,403)	(6,874)	(6,708)	(6,391)
Consumer [Member] | 1-4 Family Residential [Member]
Summary of Loans Held for Investment by Category [Abstract]
Loans, gross	569,799	566,400
Allowance for credit losses on loans	(10,079)	(9,677)	(9,280)	(9,177)
Consumer [Member] | Auto Loans [Member]
Summary of Loans Held for Investment by Category [Abstract]
Loans, gross	261,629	254,474
Allowance for credit losses on loans	(3,096)	(3,015)	(3,415)	(3,601)
Consumer [Member] | Other Consumer [Member]
Summary of Loans Held for Investment by Category [Abstract]
Loans, gross	64,090	64,936
Allowance for credit losses on loans	(1,107)	(1,115)	(983)	(968)
Construction [Member]
Summary of Loans Held for Investment by Category [Abstract]
Loans, gross	102,041	103,855
Allowance for credit losses on loans	$ (1,973)	$ (1,943)	$ (2,156)	$ (2,391)