Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Deferred Tax Assets:
Accrued compensation, postretirement and other employee benefits	$ 46,068	$ 46,008
Accrued expenses	20,154	20,608
Net operating loss and other carryforwards	326,437	317,186
Inventories	28,729	30,569
Allowance for credit losses	7,679	9,224
Accrued insurance	4,574	3,978
Long-term liabilities, warranty and environmental costs	1,864	2,851
Lease obligations	55,634	47,887
Capitalized research and development	54,397	26,548
Total gross deferred tax assets	545,536	504,859
Valuation allowance	(209,931)	(271,203)
Total deferred tax assets, net of valuation allowances	335,605	233,656
Deferred Tax Liabilities:
Intangible assets	(405,504)	(417,809)
Property, plant and equipment	(78,668)	(82,658)
Lease right-of-use assets	(52,769)	(45,202)
Other liabilities	(34,642)	(27,447)
Total deferred tax liabilities	(571,583)	(573,116)
Net deferred tax liability	(235,978)	(339,460)
Classified as follows in the Consolidated Balance Sheets:
Other assets and deferred charges	110,405	35,690
Deferred income taxes	$ (346,383)	$ (375,150)