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Income Taxes - Deferred Income Tax Assets (Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Income Tax Disclosure [Abstract]
Tax credit carryforwards	$ 20,007	$ 41,550
Research and development expenses	129,836	104,582
Net operating loss carryforwards	87,398	77,321
Interest expense	50,214	65,045
Allowances and reserves	127,473	116,148
Deferred compensation	71,880	63,458
Postretirement benefits	19,138	22,741
Lease liabilities	83,301	81,604
Other	45,819	35,624
Gross deferred income tax assets	635,066	608,073
Intangible assets	(167,607)	(167,336)
Right-of-use assets	(75,266)	(75,076)
Other	(42,026)	(37,259)
Gross deferred income tax liabilities	(284,899)	(279,671)
Deferred income tax asset valuation allowances	(97,661)	(85,352)
Net deferred income tax assets	$ 252,506	$ 243,050

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