Fair Value Measurements (Details 1) - USD ($) $ in Millions	1 Months Ended
	Feb. 28, 2021	Mar. 31, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Notes payable, carrying value		$ 7,275.2	$ 7,273.1
Debt instruments, fair value		7,195.0	8,004.7
3.625% Senior Notes due 2022
Debt Instrument [Line Items]
Notes payable, fair value		1,008.7	1,020.0
Notes payable, carrying value		$ 999.5	999.1
Senior notes interest rate		3.625%
4.050% Senior Notes due 2025
Debt Instrument [Line Items]
Notes payable, fair value		$ 1,797.6	1,895.2
Notes payable, carrying value		$ 1,743.4	1,742.9
Senior notes interest rate		4.05%
2.250% Senior Notes due May 1, 2030
Debt Instrument [Line Items]
Notes payable, fair value		$ 1,240.0	1,475.9
Notes payable, carrying value		$ 1,100.0	1,492.0
Senior notes interest rate		2.25%
5.200% Senior Notes due 2045
Debt Instrument [Line Items]
Notes payable, fair value		$ 1,341.6	1,463.0
Notes payable, carrying value		$ 1,492.2	1,099.9
Senior notes interest rate		5.20%
Long Term Debt, Exchanged, Amount	$ 624.6
3.150% Senior Notes due May 1, 2050
Debt Instrument [Line Items]
Notes payable, fair value		$ 1,225.3	1,457.7
Notes payable, carrying value		$ 1,473.3	1,473.2
Senior notes interest rate		3.15%
3.250% Senior Notes, Due February 15, 2051
Debt Instrument [Line Items]
Notes payable, fair value		$ 581.8	692.9
Notes payable, carrying value		$ 466.8	$ 466.0
Senior notes interest rate		3.25%
Long Term Debt, Exchanged, Amount	$ 700.7