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Fair Value Measurements - Summary of Derivative Activity (Details) - Designated as Hedging Instrument - USD ($) $ in Millions | 3 Months Ended
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Apr. 02, 2017 | Apr. 03, 2016
Summary of designated derivatives |  |
Gain/ (Loss) recognized in Accumulated OCI | $ (224) | $ (191)
Gain/ (Loss) reclassified from Accumulated OCI into income | (179) | (122)
Gain/ (Loss) recognized in Other income/expense | (11) | (7)
Foreign exchange contracts | Sales to customers |  |
Summary of designated derivatives |  |
Gain/ (Loss) recognized in Accumulated OCI | (13) | 0
Gain/ (Loss) reclassified from Accumulated OCI into income | (33) | (18)
Gain/ (Loss) recognized in Other income/expense | 0 | 0
Foreign exchange contracts | Cost of products sold |  |
Summary of designated derivatives |  |
Gain/ (Loss) recognized in Accumulated OCI | (97) | (44)
Gain/ (Loss) reclassified from Accumulated OCI into income | (31) | (21)
Gain/ (Loss) recognized in Other income/expense | (17) | (4)
Foreign exchange contracts | Research and development expense |  |
Summary of designated derivatives |  |
Gain/ (Loss) recognized in Accumulated OCI | (109) | (107)
Gain/ (Loss) reclassified from Accumulated OCI into income | (102) | (95)
Gain/ (Loss) recognized in Other income/expense | 5 | 0
Foreign exchange contracts | Other (income) expense, net |  |
Summary of designated derivatives |  |
Gain/ (Loss) recognized in Accumulated OCI | (33) | (52)
Gain/ (Loss) reclassified from Accumulated OCI into income | (35) | 4
Gain/ (Loss) recognized in Other income/expense | 1 | (3)
Cross currency interest rate swaps | Interest (income)/Interest expense, net |  |
Summary of designated derivatives |  |
Gain/ (Loss) recognized in Accumulated OCI | 28 | 12
Gain/ (Loss) reclassified from Accumulated OCI into income | 22 | 8
Gain/ (Loss) recognized in Other income/expense | $ 0 | $ 0

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- Definition Derivative instruments gain loss on statement of financial performance. + References No definition available. + Details
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- Definition The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4D -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624177-113959 + Details
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- Definition The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 + Details
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- Definition Amount of gain (loss) from the ineffectiveness of the hedge. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986 + Details
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