Supplemental disclosures of cash flow information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Components and classification of cash, restricted cash and equivalents
Cash and cash equivalents	$ 372,900,000	$ 301,700,000
Restricted cash classified as other assets	24,000,000.0	25,400,000
Total	396,900,000	327,100,000	$ 289,200,000	$ 189,300,000
Cash flows from operating activities:
Cash paid for income taxes, net	256,900,000	144,700,000	42,700,000
Cash paid for interest, net, excluding financing leases	242,200,000	187,000,000.0	317,800,000
Cash paid under operating leases	42,900,000	43,600,000	42,300,000
Cash paid for interest on finance leases	5,100,000	5,100,000	5,300,000
Cash flows from financing activities:
Cash paid under finance leases	4,600,000	$ 4,700,000	$ 4,300,000
Classification of contingent consideration payments
Cash, Held in Foreign Currency	349,400,000
Cash, Not Held in Foreign Currency	$ 0.94