Supplemental Cash Flow Information - Schedule of Non Cash Investing and Financing Activities (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Cash paid for:
Interest	$ 28.5	$ 30.5
Income taxes	12.5	11.3
Operating leases	31.3	35.9
Non-cash investing/financing activities:
Property and equipment acquired through finance leases	5.0	2.8
Deferred and contingent payment obligation incurred through acquisitions	2.0	0.0
Increase in beneficial interest in a securitization	32.3	5.6
Right of use assets acquired through operating leases	$ 14.8	$ 7.6