Goodwill and Other Intangible Assets - Schedule of Other Intangible Rollforward (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Finite-lived Intangible Assets [Roll Forward]
Other intangible assets, beginning balance	$ 14,408	$ 10,258
Acquisitions	26	4,519
Divestitures	(58)
Foreign currency translation	(6)	19
Amortization of other intangible assets	(622)	(388)
Other activity, net	(12)
Other intangible assets, ending balance	13,736	14,408	$ 10,258
Other intangible assets
Finite-lived Intangible Assets [Roll Forward]
Amortization of other intangible assets	$ (622)	$ (388)	$ (311)