CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interest
Beginning Balance at Dec. 31, 2021	$ 302,214	$ 14,139	$ 225,544	$ 107,645	$ (51,419)	$ 6,305
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	40,423			40,447			$ (24)
Other comprehensive income (loss)	(30,565)					(30,565)
Contributions from noncontrolling interest	598						598
Exercise of stock options	1,565	70	1,495
Purchase of treasury stock	(8,838)				(8,838)
Stock based compensation	688		688
Dividends: Common Stock	(10,527)			(10,527)
Ending Balance at Dec. 31, 2022	295,558	14,209	227,727	137,565	(60,257)	(24,260)	574
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	30,009			30,037			(28)
Other comprehensive income (loss)	(1,062)					(1,062)
Exercise of stock options	698	29	669
Purchase of treasury stock	(11,227)				(11,227)
Restricted stock grants		4	(4)
Stock based compensation	594		594
Dividends: Common Stock	(10,724)			(10,724)
Ending Balance at Dec. 31, 2023	303,846	14,242	228,986	156,878	(71,484)	(25,322)	546
Beginning balance at Dec. 31, 2023	303,300
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	31,491			31,537			(46)
Other comprehensive income (loss)	(1,776)					(1,776)
Contributions from noncontrolling interest	76						76
Exercise of stock options	2,257	99	2,158
Purchase of treasury stock	(6,368)				(6,368)
Restricted stock grants		2	(2)
Stock based compensation	542		542
Dividends: Common Stock	(10,994)			(10,994)
Ending Balance at Dec. 31, 2024	$ 319,074	$ 14,343	$ 231,684	$ 177,421	$ (77,852)	$ (27,098)	$ 576