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Financial Instruments, Hedging Activities and Fair Value Measurements (Cash Flow and Net Investment Hedges) (Details) - USD ($) $ in Millions | 9 Months Ended
--- | ---
Sep. 30, 2021 | Sep. 30, 2020
Fair Value Hedging | Interest rate swaps | Interest expense |  |
Derivatives, Fair Value [Line Items] |  |
Gain Recognized | $ 11 | $ 8
Cash Flow Hedging |  |
Derivatives, Fair Value [Line Items] |  |
Gain Deferred in OCI | 0 | 0
Gain Recognized | 25 | 35
Net Investment Hedging |  |
Derivatives, Fair Value [Line Items] |  |
Gain Deferred in OCI | 166 | 115
Gain Recognized | 10 | 13
Net Investment Hedging | Cross currency swaps |  |
Derivatives, Fair Value [Line Items] |  |
Gain Deferred in OCI | 41 | 14
Gain Recognized | 10 | 13
Net Investment Hedging | Foreign denominated debt |  |
Derivatives, Fair Value [Line Items] |  |
Gain Deferred in OCI | 125 | 101
Not Designated as Hedging Instrument | Foreign currency forward contracts | Other charges and Cost of sales |  |
Derivatives, Fair Value [Line Items] |  |
Gain Recognized | $ 14 | $ 27

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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959 + Details
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