CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Common stock amount	Additional paid-in capital	Retained earnings	Accumulated other comprehensive loss	Treasury stock	Total
Balance at beginning of period at Dec. 31, 2022	$ 32,857	$ 191,922	$ 243,815	$ (58,340)	$ (16,804)	$ 393,450
Increase (Decrease) in Stockholders' Equity
Net income			44,852			44,852
Other comprehensive income (loss)				8,478		8,478
Cash dividends declared			(16,566)			(16,566)
Net issuance to employee stock plans, including related tax effects		(1,458)			653	(805)
Recognition of stock based compensation		2,650				2,650
Balance at end of period at Dec. 31, 2023	32,857	193,114	272,101	(49,862)	(16,151)	432,059
Increase (Decrease) in Stockholders' Equity
Net income			43,544			43,544
Other comprehensive income (loss)				(1,674)		(1,674)
Cash dividends declared			(17,788)			(17,788)
Net issuance to employee stock plans, including related tax effects		(1,799)			794	(1,005)
Recognition of stock based compensation		3,292				3,292
Balance at end of period at Dec. 31, 2024	32,857	194,607	297,857	(51,536)	(15,357)	458,428
Increase (Decrease) in Stockholders' Equity
Net income			36,919			36,919
Other comprehensive income (loss)				16,127		16,127
Cash dividends declared			(20,404)			(20,404)
Common stock issued for acquisition of Guaranty Bancorp Inc. (Note 2)	2,701	36,516				39,217
Net issuance to employee stock plans, including related tax effects		(698)			(129)	(827)
Reclassification of shares	(88)	(171)			259
Recognition of stock based compensation		3,081				3,081
Balance at end of period at Dec. 31, 2025	$ 35,470	$ 233,335	$ 314,372	$ (35,409)	$ (15,227)	$ 532,541