Revenue (Disaggregation of Revenue by Geographical Area) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Disaggregation of Revenue [Line Items]
Revenue	$ 8,312.1	$ 6,488.0	$ 15,272.1	$ 14,298.0
U.S.
Disaggregation of Revenue [Line Items]
Revenue	5,531.4	3,934.8	9,967.6	9,109.4
Europe
Disaggregation of Revenue [Line Items]
Revenue	1,177.6	1,101.1	2,268.5	2,168.4
Japan
Disaggregation of Revenue [Line Items]
Revenue	455.6	454.4	842.8	864.6
China
Disaggregation of Revenue [Line Items]
Revenue	399.0	352.1	771.7	758.5
Other foreign countries
Disaggregation of Revenue [Line Items]
Revenue	$ 748.5	$ 645.7	$ 1,421.5	$ 1,397.2