Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2019

Commitments And Contingencies Disclosure [Abstract]

Components of Lease Expense

The components of lease expense for the year ended December 31, 2019 were as follows:

	Year Ended
	December 31, 2019
Operating lease cost	$	97.7
Variable lease cost		34.0
Short-term lease cost		3.0
Sublease income		(1.2	)
Total lease cost	$	133.5

Schedule of Supplemental Cash Flow Information Related to Leases

Supplemental cash flow information related to leases for the year ended December 31, 2019 was as follows:

	Year Ended
	December 31, 2019
Cash paid for amounts included in the measurement of lease liabilities
Operating cash outflows	$	84.9
Right-of-use assets obtained in exchange for lease obligations
Operating leases	$	69.1

Schedule of Future Lease Payments Under Operating Leases

As of December 31, 2019, the future lease payments under operating leases were as follows:

Year Ended December 31	Operating Leases
2020	$	71.0
2021		56.1
2022		38.1
2023		27.4
2024		16.8
2025 and thereafter		37.7
Total lease payments		247.1
Less: Amount representing interest		37.4
Present value of lease obligation	$	209.7
Weighted average remaining lease term	4.8 years
Weighted average discount rate		6.6	%

Future Minimum Rental Commitments Under Operating Lease

As of December 31, 2018, future minimum rental commitments under operating leases were as follows:

Year Ended December 31	Operating Leases
2019	$	77.8
2020		56.9
2021		41.3
2022		27.7
2023		21.4
2024 and thereafter		33.4
	$	258.5