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Financial Instruments - Fair Value of Derivative Financial Instruments and Related Notional Amounts (Details) - USD ($) $ in Millions | Jun. 28, 2020 | Dec. 31, 2019
--- | --- | ---
Derivative [Line Items] |  |  |
Asset |  | $ 792 | $ 992
Liability |  | 993 | 718
Derivatives designated as hedging instruments [Member] |  |  |
Derivative [Line Items] |  |  |
Asset |  | 708 | 909
Liability |  | 914 | 662
Derivatives designated as hedging instruments [Member] | Foreign exchange contracts [Member] |  |  |
Derivative [Line Items] |  |  |
Notional | [1] | 22,543 | 25,193
Asset | [1] | 551 | 591
Liability | [1] | 914 | 662
Derivatives designated as hedging instruments [Member] | Interest rate contracts [Member] |  |  |
Derivative [Line Items] |  |  |
Notional |  | 1,995 | 6,645
Asset |  | 158 | 318
Liability |  | 0 | 0
Derivatives not designated as hedging instruments [Member] | Foreign exchange contracts [Member] |  |  |
Derivative [Line Items] |  |  |
Notional |  | 14,433 | 19,623
Asset |  | 84 | 82
Liability |  | 79 | 55
Inventory sales [Member] | Derivatives designated as hedging instruments [Member] | Foreign exchange contracts [Member] |  |  |
Derivative [Line Items] |  |  |
Notional | [1] | $ 5,200 | $ 5,900
[1] | The notional amount of outstanding foreign currency forward-exchange contracts hedging our intercompany forecasted inventory sales was $5.2 billion as of June 28, 2020 and $5.9 billion as of December 31, 2019.

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- Definition Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=121572278&loc=d3e13433-108611 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 + Details
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