Basis of Presentation (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Noncontrolling Interest [Line Items]
Income from continuing operations	$ 1,581.0	$ 1,465.0	$ 2,515.0	$ 2,127.0
Earnings per share, basic (in dollars per share)	$ 1.74	$ 1.54	$ 2.76	$ 2.36
Earnings per share, diluted (in dollars per share)	$ 1.72	$ 1.53	$ 2.73	$ 2.34
Provision for income taxes	$ 419.0	$ 257.0	$ 543.0	$ 218.0
Effective tax rate	21.00%	14.90%	17.80%	9.30%
Commitment With Third Party Financial Institution
Noncontrolling Interest [Line Items]
Contractual obligation average payment term duration			90 days
Contractual obligation	$ 115.0		$ 115.0		$ 60.0
Other (income) and expense
Noncontrolling Interest [Line Items]
Noncontrolling interest amounts, net of tax	3.9	$ 5.5	8.4	$ 10.5
Service Life
Noncontrolling Interest [Line Items]
Income from continuing operations	$ 57.0		$ 131.0
Earnings per share, basic (in dollars per share)	$ 0.05		$ 0.12
Earnings per share, diluted (in dollars per share)	$ 0.05		$ 0.11
Service Life | Service and Network Equipment New
Noncontrolling Interest [Line Items]
Property, plant and equipment useful life	6 years		6 years		5 years
Service Life | Server and Network Equipment Used
Noncontrolling Interest [Line Items]
Property, plant and equipment useful life	4 years		4 years		3 years