Goodwill and Other Intangible Assets - Other Intangible Assets (Details) - USD ($) $ in Millions	Sep. 30, 2021	Dec. 31, 2020
Finite Lived and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross carrying amount	$ 2,885	$ 2,869
Finite-lived intangible assets, accumulated amortization	(1,512)	(1,358)
Finite-lived intangible assets, identifiable intangible assets, less accumulated amortization	1,373	1,511
Total indefinite-lived intangible assets	199	199
Intangible Assets, gross carrying amount	3,084	3,068
Identifiable intangible assets, less accumulated amortization	1,572	1,710
Brands and tradenames
Finite Lived and Indefinite Lived Intangible Assets [Line Items]
Total indefinite-lived intangible assets	104	104
In-process research and development
Finite Lived and Indefinite Lived Intangible Assets [Line Items]
Total indefinite-lived intangible assets	88	88
Product rights
Finite Lived and Indefinite Lived Intangible Assets [Line Items]
Total indefinite-lived intangible assets	7	7
Developed technology rights
Finite Lived and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross carrying amount	1,981	1,968
Finite-lived intangible assets, accumulated amortization	(925)	(809)
Finite-lived intangible assets, identifiable intangible assets, less accumulated amortization	1,056	1,159
Brands and tradenames
Finite Lived and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross carrying amount	428	427
Finite-lived intangible assets, accumulated amortization	(258)	(243)
Finite-lived intangible assets, identifiable intangible assets, less accumulated amortization	170	184
Other
Finite Lived and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross carrying amount	476	474
Finite-lived intangible assets, accumulated amortization	(329)	(306)
Finite-lived intangible assets, identifiable intangible assets, less accumulated amortization	$ 147	$ 168