Changes in Accumulated Other Comprehensive Income by Component (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance	$ 1,346,327	$ 1,428,766	$ 1,382,677
Other comprehensive income before reclassifications to consolidated statements of income	28,545	(78,167)
Amounts reclassified from accumulated other comprehensive (loss) income to the consolidated statements of income	(3,174)	9,505
Total other comprehensive income (loss), net of tax	25,371	(68,662)	(29,523)
Balance	1,362,263	1,346,327	1,428,766
Gains and Losses on Cash Flow Hedges
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance	5,941	160
Other comprehensive income before reclassifications to consolidated statements of income	(16,637)	6,155
Amounts reclassified from accumulated other comprehensive (loss) income to the consolidated statements of income	(3,808)	(374)
Total other comprehensive income (loss), net of tax	(20,445)	5,781
Balance	(14,504)	5,941	160
Pension and Other Postretirement Benefit Items
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance	(108,640)	(112,307)
Other comprehensive income before reclassifications to consolidated statements of income	7,230	(6,212)
Amounts reclassified from accumulated other comprehensive (loss) income to the consolidated statements of income	634	9,879
Total other comprehensive income (loss), net of tax	7,864	3,667
Balance	(100,776)	(108,640)	(112,307)
Foreign Currency Items
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance	(117,801)	(39,691)
Other comprehensive income before reclassifications to consolidated statements of income	37,952	(78,110)
Amounts reclassified from accumulated other comprehensive (loss) income to the consolidated statements of income	0	0
Total other comprehensive income (loss), net of tax	37,952	(78,110)
Balance	(79,849)	(117,801)	(39,691)
Accumulated Other Non-Owner Changes to Equity
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance	(220,500)	(151,838)	(122,315)
Balance	$ (195,129)	$ (220,500)	$ (151,838)