Condensed Consolidated Statements of Changes in Equity - USD ($) $ in Thousands	Total	Common Stock	Capital in Excess of Par Value	Retained Earnings	Accumulated Other Comprehensive Loss	Noncontrolling Interest
Beginning balance at Dec. 31, 2024	$ 1,354,183	$ 17,674	$ 903,781	$ 633,731	$ (201,619)	$ 616
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	12,917			12,922		(5)
Amounts reported in other comprehensive income	25,968				25,964	4
Dividends declared	(8,574)			(8,574)
Share issuance and equity-based compensation plans, net	2,006	6	2,000
Ending balance at Mar. 31, 2025	1,386,500	17,680	905,781	638,079	(175,655)	615
Beginning balance at Dec. 31, 2025	1,376,499	17,332	874,826	596,616	(115,661)	3,386
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	19,742			19,669		73
Amounts reported in other comprehensive income	(9,689)				(9,698)	9
Dividends declared	(8,822)			(8,822)
Share issuance and equity-based compensation plans, net	1,421	34	1,387
Ending balance at Mar. 31, 2026	$ 1,379,151	$ 17,366	$ 876,213	$ 607,463	$ (125,359)	$ 3,468