Revenue (Disaggregation of Revenue by Geographical Area) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Disaggregation of Revenue [Line Items]
Revenue	$ 6,488.0	$ 6,740.1	$ 14,298.0	$ 13,545.7
U.S.
Disaggregation of Revenue [Line Items]
Revenue	3,934.8	3,704.2	9,109.4	7,645.5
Europe
Disaggregation of Revenue [Line Items]
Revenue	1,101.1	1,209.8	2,168.4	2,531.0
Japan
Disaggregation of Revenue [Line Items]
Revenue	454.4	665.4	864.6	1,237.2
China
Disaggregation of Revenue [Line Items]
Revenue	352.1	522.5	758.5	884.7
Other foreign countries
Disaggregation of Revenue [Line Items]
Revenue	$ 645.7	$ 638.1	$ 1,397.2	$ 1,247.3