Leases (Tables)

12 Months Ended

Dec. 31, 2019

Leases

Schedule of lease cost

	Year Ended December 31,
	2019		2018		2017
	(in millions)
Operating lease cost	$	84.4	$	82.7	$	77.9

Schedule of supplemental cash flow and other lease information

	Year Ended
	December 31, 2019
	(in millions)
Supplemental cash flow information
Cash payments for operating leases	$	84.6
Right-of-use assets obtained in exchange for operating lease obligations		71.1
	December 31,
	2019
Other lease information
Weighted average remaining lease term—operating leases		5.6 years
Weighted average discount rate—operating leases		4.3%

Schedule of maturities of operating lease liabilities

	(in millions)
2020	$	59.6
2021		47.8
2022		35.9
2023		27.5
2024		20.7
Thereafter		39.6
Total operating lease payments		231.1
Less: imputed interest		(29.1)
Total operating lease liabilities	$	202.0

Schedule of future minimum payments under the non-cancelable leases

	(in millions)
2019	$	59.5
2020		45.5
2021		32.9
2022		22.7
2023		16.2
Thereafter		40.7
Total operating lease payments	$	217.5