Goodwill and Other Intangible Assets (Components of Intangible Assets) (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract]
Finite-lived intangible assets, original cost	$ 34,178.1	$ 37,490.5
Finite-lived intangible assets, accumulated amortization	15,316.4	14,923.6
Finite-lived intangible assets, net book value	18,861.7	22,566.9
In-process research and development	319.4	40.2
Intangible assets, gross, excluding goodwill	34,497.5	37,530.7
Intangible assets, net book value, excluding goodwill	$ 19,181.1	$ 22,607.1
Patents
Goodwill and Intangible Assets Disclosure [Abstract]
Finite-lived intangible asset, estimated useful life, in years	13 years	15 years
Intangible Assets Excluding Goodwill [Line Items]
Finite-Lived Intangible Asset, Useful Life	13 years	15 years