Goodwill and Other Intangible Assets - Other Intangible Assets (Details) - USD ($) $ in Millions	Jun. 30, 2021	Dec. 31, 2020
Finite Lived and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross carrying amount	$ 2,913	$ 2,869
Finite-lived intangible assets, accumulated amortization	(1,472)	(1,358)
Finite-lived intangible assets, identifiable intangible assets, less accumulated amortization	1,441	1,511
Total indefinite-lived intangible assets	199	199
Intangible Assets, gross carrying amount	3,112	3,068
Identifiable intangible assets, less accumulated amortization	1,640	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	2,006	1,968
Finite-lived intangible assets, accumulated amortization	(896)	(809)
Finite-lived intangible assets, identifiable intangible assets, less accumulated amortization	1,110	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	(253)	(243)
Finite-lived intangible assets, identifiable intangible assets, less accumulated amortization	175	184
Other
Finite Lived and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross carrying amount	479	474
Finite-lived intangible assets, accumulated amortization	(323)	(306)
Finite-lived intangible assets, identifiable intangible assets, less accumulated amortization	$ 156	$ 168