Business Acquisitions and Disposition (Details) - USD ($) $ in Millions			3 Months Ended		6 Months Ended
	May 14, 2023	Jan. 03, 2022	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Business Acquisition [Line Items]
Goodwill			$ 16,002.5		$ 16,002.5		$ 15,946.1
Income tax benefit			(102.7)	$ (91.9)	(178.5)	$ (156.7)
Promium, LLC
Business Acquisition [Line Items]
Aggregate purchase price		$ 16.5
Goodwill			12.2		12.2
Other identifiable intangibles			6.2		6.2
Promium, LLC | Customer related intangibles
Business Acquisition [Line Items]
Other identifiable intangibles			5.8		$ 5.8
Weighted average useful life of finite-lived intangible assets (in years)					12 years
Promium, LLC | Technology
Business Acquisition [Line Items]
Other identifiable intangibles			$ 0.4		$ 0.4
Weighted average useful life of finite-lived intangible assets (in years)					5 years
Replicon Inc.
Business Acquisition [Line Items]
Aggregate purchase price	$ 450.0
Federal tax attributes	$ 80.0