Goodwill and Intangible Assets - Intangible Assets by Type (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	$ 4,615	$ 5,008
Accumulated Amortization	(2,725)	(2,834)
Net	1,890	2,174
Indefinite-lived intangible assets	2,241	2,223
Total intangible assets, Gross Carrying Amount	6,856	7,231
Total intangible assets, Net	4,131	4,397
Intangible assets impairment	0	729	$ 0
Customer relationships
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	1,922	2,261
Accumulated Amortization	(752)	(916)
Net	1,170	1,345
Intangible assets impairment		481
Technology
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	1,090	1,127
Accumulated Amortization	(747)	(696)
Net	343	431
Intangible assets impairment		8
Trade names and trademarks
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	292	326
Accumulated Amortization	(169)	(181)
Net	123	145
Intangible assets impairment		237
Capitalized software
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	1,311	1,294
Accumulated Amortization	(1,057)	(1,041)
Net	$ 254	$ 253