Loans and Allowance for Credit Losses - Summary of Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Mar. 31, 2025	Dec. 31, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023
Loans and Allowance for Credit Losses [Abstract]
Gross loans	$ 1,500,059		$ 1,399,293
Less allowance for credit losses	(18,222)	$ (18,162)	(17,918)	$ (17,772)	$ (19,696)	$ (19,691)
Less deferred loan fees	(2,703)		(1,910)
Net loans	1,479,134		1,379,465
Construction & Development [Member]
Loans and Allowance for Credit Losses [Abstract]
Gross loans	192,910		167,685
Less allowance for credit losses	(1,276)	(1,330)	(1,223)	(1,810)	(1,417)	(1,417)
1 - 4 Family Real Estate [Member]
Loans and Allowance for Credit Losses [Abstract]
Gross loans	125,637		121,047
Less allowance for credit losses	(1,099)	(1,199)	(1,313)	(1,491)	(1,271)	(1,271)
Commercial Real Estate - Other [Member]
Loans and Allowance for Credit Losses [Abstract]
Gross loans	554,902		511,304
Less allowance for credit losses	(7,403)	(7,183)	(6,992)	(6,912)	(6,889)	(6,889)
Commercial Real Estate [Member]
Loans and Allowance for Credit Losses [Abstract]
Gross loans	873,449		800,036
Commercial & Industrial [Member]
Loans and Allowance for Credit Losses [Abstract]
Gross loans	534,950		507,023
Less allowance for credit losses	(7,011)	(6,939)	(6,797)	(6,601)	(9,242)	(9,237)
Agricultural [Member]
Loans and Allowance for Credit Losses [Abstract]
Gross loans	78,126		77,922
Less allowance for credit losses	(951)	(1,004)	(1,106)	(698)	(628)	(628)
Consumer [Member]
Loans and Allowance for Credit Losses [Abstract]
Gross loans	13,534		14,312
Less allowance for credit losses	$ (482)	$ (507)	$ (487)	$ (260)	$ (249)	$ (249)