Leases (Tables)

12 Months Ended

Dec. 31, 2023

Leases

Schedule of lease cost

	Year Ended December 31,
	2023		2022		2021
	(in millions)
Operating lease cost	$	97.4	$	91.4	$	82.2

Schedule of supplemental cash flow and other lease information

	Year Ended December 31,
	2023		2022		2021
	(in millions)
Supplemental cash flow information:
Cash payments for operating leases	$	95.2	$	86.9	$	81.7
Right-of-use assets obtained in exchange for operating lease obligations	$	74.7	$	52.4	$	46.8
			December 31,		December 31,
			2023		2022
Other lease information:
Weighted average remaining lease term—operating leases				5.8 years		6.6 years
Weighted average discount rate—operating leases				4.3%		3.8%

Schedule of maturities of operating lease liabilities

	(in millions)
2024	$	64.9
2025		52.1
2026		39.1
2027		29.6
2028		22.6
Thereafter		65.1
Total operating lease payments		273.4
Less: imputed interest		(38.3)
Total operating lease liabilities	$	235.1