Leases - Summary of Other Information (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Leases [Abstract]
Operating cash flows from operating leases	$ 30.6	$ 38.8	$ 105.1	$ 94.3
Leased assets obtained in exchange for new operating lease liabilities	$ 3.6	$ 3.3	$ 4.5	$ 13.3