Goodwill and Other Intangible Assets, net (Movement in Goodwill) (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Goodwill [Roll Forward]
Beginning Balance	$ 5,964	$ 5,858
Changes due to:
Currency	(282)	106
Acquisitions	998
Ending Balance	6,680	5,964
European Union
Goodwill [Roll Forward]
Beginning Balance	1,434	1,338
Changes due to:
Currency	(91)	96
Acquisitions	30
Ending Balance	1,373	1,434
Eastern Europe
Goodwill [Roll Forward]
Beginning Balance	317	300
Changes due to:
Currency	(22)	17
Acquisitions	0
Ending Balance	295	317
Middle East & Africa
Goodwill [Roll Forward]
Beginning Balance	86	89
Changes due to:
Currency	(7)	(3)
Acquisitions	0
Ending Balance	79	86
South & Southeast Asia
Goodwill [Roll Forward]
Beginning Balance	2,915	2,898
Changes due to:
Currency	(87)	17
Acquisitions	0
Ending Balance	2,828	2,915
East Asia & Australia
Goodwill [Roll Forward]
Beginning Balance	559	551
Changes due to:
Currency	(20)	8
Acquisitions	0
Ending Balance	539	559
Americas
Goodwill [Roll Forward]
Beginning Balance	653	682
Changes due to:
Currency	(42)	(29)
Acquisitions	0
Ending Balance	611	653
Other
Goodwill [Roll Forward]
Beginning Balance	0	0
Changes due to:
Currency	(13)	0
Acquisitions	968
Ending Balance	$ 955	$ 0

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of increase (decrease) from foreign currency translation adjustments and purchase accounting adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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