Interim Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Treasury Stock	Retained Earnings	Accumulated Other Comprehensive Loss
Beginning balance ( in shares) at Dec. 31, 2023		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)
Beginning balance ( in shares) at Dec. 31, 2023		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)	87,456
Ending balance (in shares) at Sep. 30, 2024		11,931,000
Ending balance at Sep. 30, 2024	1,017,720	$ 1,201	144,616	(4,566)	931,379	(54,910)
Beginning balance ( in shares) at Mar. 31, 2024		11,913,000
Beginning 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		11,927,000
Ending balance at Jun. 30, 2024	979,716	$ 1,201	142,147	(4,566)	907,089	(66,155)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss)	38,650				27,405	11,245
Stock-based compensation expense	2,427		2,427
Stock-based compensation transactions (in shares)		4,000
Stock-based compensation transactions	42		42
Dividends paid	(3,115)				(3,115)
Ending balance (in shares) at Sep. 30, 2024		11,931,000
Ending balance at Sep. 30, 2024	$ 1,017,720	$ 1,201	144,616	(4,566)	931,379	(54,910)
Beginning balance ( in shares) at Dec. 31, 2024	12,017,308	11,935,000
Beginning balance at Dec. 31, 2024	$ 1,018,254	$ 1,202	146,866	(4,566)	956,347	(81,595)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss)	41,358				31,800	9,558
Stock-based compensation expense	2,303		2,303
Stock-based compensation transactions (in shares)		29,000
Stock-based compensation transactions	(1,259)	$ 3	(1,262)
Dividends paid	(3,595)				(3,595)
Ending balance (in shares) at Mar. 31, 2025		11,964,000
Ending balance at Mar. 31, 2025	$ 1,057,061	$ 1,205	147,907	(4,566)	984,552	(72,037)
Beginning balance ( in shares) at Dec. 31, 2024	12,017,308	11,935,000
Beginning balance at Dec. 31, 2024	$ 1,018,254	$ 1,202	146,866	(4,566)	956,347	(81,595)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss)	$ 118,314
Ending balance (in shares) at Sep. 30, 2025	12,072,308	11,990,000
Ending balance at Sep. 30, 2025	$ 1,132,606	$ 1,207	153,704	(4,566)	1,033,831	(51,570)
Beginning balance ( in shares) at Mar. 31, 2025		11,964,000
Beginning balance at Mar. 31, 2025	1,057,061	$ 1,205	147,907	(4,566)	984,552	(72,037)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss)	58,722				31,106	27,616
Stock-based compensation expense	2,367		2,367
Stock-based compensation transactions (in shares)		16,000
Stock-based compensation transactions	847	$ 1	846
Dividends paid	(3,601)				(3,601)
Ending balance (in shares) at Jun. 30, 2025		11,980,000
Ending balance at Jun. 30, 2025	1,115,396	$ 1,206	151,120	(4,566)	1,012,057	(44,421)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss)	18,234				25,383	(7,149)
Stock-based compensation expense	3,693		3,693
Stock-based compensation transactions (in shares)		10,000
Stock-based compensation transactions	(1,108)	$ 1	(1,109)
Dividends paid	$ (3,609)				(3,609)
Ending balance (in shares) at Sep. 30, 2025	12,072,308	11,990,000
Ending balance at Sep. 30, 2025	$ 1,132,606	$ 1,207	$ 153,704	$ (4,566)	$ 1,033,831	$ (51,570)