Segment Reporting - Total Assets and Cash Flow Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting
Assets	$ 27,619.0	$ 27,331.1
Depreciation and amortization	786.1	922.0	$ 859.0
Capital expenditures	522.6	574.8	593.8
Americas
Segment Reporting
Assets	23,653.5	23,375.6
Depreciation and amortization	601.4	743.0	676.9
Capital expenditures	405.0	461.4	450.7
EMEA&APAC
Segment Reporting
Assets	3,965.5	3,955.5
Depreciation and amortization	184.7	179.0	182.1
Capital expenditures	$ 117.6	$ 113.4	$ 143.1