Interim Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Common Stock	AdditionalPaid-in Capital	Treasury Stock	Retained Earnings	AccumulatedOtherComprehensive Loss
Beginning balance ( in shares) at Dec. 31, 2022		11,831,000
Beginning balance at Dec. 31, 2022	$ 785,360	$ 1,191	$ 129,820	$ (4,566)	$ 727,183	$ (68,268)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss)	37,763				33,349	4,414
Stock-based compensation expense	1,699		1,699
Stock-based compensation transactions (in shares)		28,000
Stock-based compensation transactions	141	$ 3	138
Dividends paid	(2,615)				(2,615)
Ending balance (in shares) at Mar. 31, 2023		11,859,000
Ending balance at Mar. 31, 2023	822,348	$ 1,194	131,657	(4,566)	757,917	(63,854)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss)	44,273				36,374	7,899
Stock-based compensation expense	1,869		1,869
Stock-based compensation transactions (in shares)		17,000
Stock-based compensation transactions	74	$ 2	72
Dividends paid	(2,622)				(2,622)
Ending balance (in shares) at Jun. 30, 2023		11,876,000
Ending balance at Jun. 30, 2023	$ 865,942	$ 1,196	133,598	(4,566)	791,669	(55,955)
Beginning balance ( in shares) at Dec. 31, 2023	11,964,181	11,882,000
Beginning balance at Dec. 31, 2023	$ 932,763	$ 1,196	137,791	(4,566)	852,859	(54,517)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss)	25,661				32,120	(6,459)
Stock-based compensation expense	2,125		2,125
Stock-based compensation transactions (in shares)		31,000
Stock-based compensation transactions	(890)	$ 4	(894)
Dividends paid	(3,103)				(3,103)
Ending balance (in shares) at Mar. 31, 2024		11,913,000
Ending balance at Mar. 31, 2024	956,556	$ 1,200	139,022	(4,566)	881,876	(60,976)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss)	23,145				28,324	(5,179)
Stock-based compensation expense	2,633		2,633
Stock-based compensation transactions (in shares)		14,000
Stock-based compensation transactions	493	$ 1	492
Dividends paid	$ (3,111)				(3,111)
Ending balance (in shares) at Jun. 30, 2024	12,009,707	11,927,000
Ending balance at Jun. 30, 2024	$ 979,716	$ 1,201	$ 142,147	$ (4,566)	$ 907,089	$ (66,155)