Acquisitions, Goodwill, and Acquired Intangible Assets - Acquired Intangible Assets (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Acquired Finite-Lived Intangible Assets [Line Items]
Acquired finite-lived intangible assets, gross	$ 5,786	$ 5,333
Accumulated amortization	(1,826)	(1,495)
Acquired finite-lived intangible assets, net	3,960	3,838
Acquired indefinite-lived intangible assets - IPR&D and other	1,147	1,143
Acquired Intangibles, Gross	6,933	6,476
Acquired Intangibles, Net	$ 5,107	4,981
Weighted Average Life Remaining	12 years 9 months 18 days
Minimum
Acquired Finite-Lived Intangible Assets [Line Items]
Intangible assets, estimated useful life	1 year
Maximum
Acquired Finite-Lived Intangible Assets [Line Items]
Intangible assets, estimated useful life	25 years
Marketing-related
Acquired Finite-Lived Intangible Assets [Line Items]
Acquired finite-lived intangible assets, gross	$ 2,286	2,289
Accumulated amortization	(548)	(445)
Acquired finite-lived intangible assets, net	$ 1,738	1,844
Weighted Average Life Remaining	19 years 3 months 18 days
Contract-based
Acquired Finite-Lived Intangible Assets [Line Items]
Acquired finite-lived intangible assets, gross	$ 2,327	1,917
Accumulated amortization	(565)	(418)
Acquired finite-lived intangible assets, net	$ 1,762	1,499
Weighted Average Life Remaining	8 years 10 months 24 days
Technology- and content-based
Acquired Finite-Lived Intangible Assets [Line Items]
Acquired finite-lived intangible assets, gross	$ 976	948
Accumulated amortization	(610)	(555)
Acquired finite-lived intangible assets, net	$ 366	393
Weighted Average Life Remaining	3 years 1 month 6 days
Customer-related
Acquired Finite-Lived Intangible Assets [Line Items]
Acquired finite-lived intangible assets, gross	$ 197	179
Accumulated amortization	(103)	(77)
Acquired finite-lived intangible assets, net	$ 94	$ 102
Weighted Average Life Remaining	2 years 10 months 24 days