Accumulated Other Comprehensive Loss - Amounts Included in Accumulated Other Comprehensive Loss, Net of Tax (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	$ 1,718,256
Other comprehensive income before reclassifications	18,007
Amounts reclassified from accumulated other comprehensive loss	2,733
Other comprehensive income	20,740	$ 15,186
Ending balance	1,781,290	1,638,239
Accumulated other comprehensive loss
Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(345,310)	(259,828)
Ending balance	(324,570)	$ (244,642)
Unrecognized Net Defined Benefit Plan Costs
Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(156,733)
Other comprehensive income before reclassifications	0
Amounts reclassified from accumulated other comprehensive loss	2,306
Other comprehensive income	2,306
Ending balance	(154,427)
Change in Fair Value of Derivatives
Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(772)
Other comprehensive income before reclassifications	(1,714)
Amounts reclassified from accumulated other comprehensive loss	427
Other comprehensive income	(1,287)
Ending balance	(2,059)
Foreign Currency Translation
Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(187,805)
Other comprehensive income before reclassifications	19,721
Amounts reclassified from accumulated other comprehensive loss	0
Other comprehensive income	19,721
Ending balance	$ (168,084)