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, 2021	$ 1,387,922	$ 17,897	$ 917,053	$ 516,334	$ (63,990)	$ 628
Net income	19,821	0	0	19,816	0	5
Amounts reported in other comprehensive (loss) income	(6,270)	0	0	0	(6,271)	1
Dividends declared	(7,434)	0	0	(7,434)	0	0
Share issuance and equity-based compensation plans	1,661	15	1,646	0	0	0
Ending balance at Mar. 31, 2022	1,395,700	17,912	918,699	528,716	(70,261)	634
Beginning balance at Dec. 31, 2022	1,278,585	17,950	928,288	469,920	(138,240)	667
Net income	29,541	0	0	29,534	0	7
Amounts reported in other comprehensive (loss) income	15,066	0	0	0	15,063	3
Dividends declared	(7,822)	0	0	(7,822)	0	0
Share issuance and equity-based compensation plans	1,418	32	1,386	0	0	0
Ending balance at Mar. 31, 2023	$ 1,316,788	$ 17,982	$ 929,674	$ 491,632	$ (123,177)	$ 677