Consolidated Statements of Comprehensive Income - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 590,100,000	$ 497,100,000	$ 464,000,000.0
Other comprehensive income (loss):
Foreign currency translation adjustments	11,900,000	(10,200,000)	(7,300,000)
Reclassification of foreign currency translation adjustments into earnings	15,800,000	0	0
Net change in pension and post-retirement benefit liabilities	(1,500,000)	20,400,000	11,800,000
Net change in fair value of cash flow hedges	3,200,000	(9,900,000)	29,800,000
Reclassification of pension and post-retirement benefit losses into earnings	(5,500,000)	(5,400,000)	(7,900,000)
Reclassification of pension adjustments upon sale of businesses	(1,800,000)	0	0
Pension settlements	800,000	(200,000)	1,200,000
Share of equity method investments other comprehensive income	1,100,000	700,000	0
Reclassification of cash flow hedge losses (gains) into earnings	400,000	(9,700,000)	(26,900,000)
Other comprehensive income (loss) before taxes	35,400,000	(3,500,000)	16,500,000
Tax (expense) benefit	(1,700,000)	1,000,000.0	(7,400,000)
Other comprehensive income (loss), net of tax	33,700,000	(2,500,000)	9,100,000
Comprehensive income	$ 623,800,000	$ 494,600,000	$ 473,100,000