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Derivative and Other Financial Instruments (Derivatives Not Designated as Hedges Income Statement) (Details) - Derivatives not designated as hedges - Net Investment Hedging - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Derivative Instruments, Gain (Loss) [Line Items]
Pre-tax amount of gain / (loss) recognized in earnings	$ 30	$ (26)
Foreign exchange | Net sales
Derivative Instruments, Gain (Loss) [Line Items]
Pre-tax amount of gain / (loss) recognized in earnings	0	(3)
Foreign exchange | Cost of products sold
Derivative Instruments, Gain (Loss) [Line Items]
Pre-tax amount of gain / (loss) recognized in earnings	0	3
Foreign exchange | Foreign exchange
Derivative Instruments, Gain (Loss) [Line Items]
Pre-tax amount of gain / (loss) recognized in earnings	$ 30	$ (26)

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+ References

No definition available.

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- Definition

Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4CC
-URI http://asc.fasb.org/extlink&oid=121590274&loc=SL109998890-113959

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624171-113959

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