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Fair Value Measurements (Details Textuals) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 27, 2015 | Sep. 28, 2014 | Sep. 27, 2015 | Sep. 28, 2014 | Dec. 28, 2014
Derivative [Line Items] |  |  |  |  |
Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax | $ 130 |  | $ 130 |  | $ 141
Maximum Length of Time Hedged in Foreign Currency Cash Flow Hedge |  |  | 18 months |  |
Fair Value Measurements (Textuals) |  |  |  |  |
Reclassification of foreign exchange contracts into earnings, period |  |  | next 12 months |  |
Weighted average interest rate on non-current debt | 4.18% |  | 4.18% |  |
Excess Of Fair Value Over Carrying Value Of Debt |  |  |  |  | 2,200
Other income/(expense), net, related to foreign exchange contracts, non hedging | $ (8) | $ (2) | $ 32 | $ (48) |
Interest Rate Contract |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Derivative notional amounts outstanding | 2,200 |  | 2,200 |  |
Foreign exchange contracts |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Derivative notional amounts outstanding | 27,800 |  | 27,800 |  |
Cross currency interest rate swaps |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Derivative notional amounts outstanding | 2,400 |  | 2,400 |  |
Equity Securities [Member] |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Available-for-sale Securities, Equity Securities | 531 |  | 531 |  | 284
Fair Value Measurements (Textuals) |  |  |  |  |
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 648 |  | 648 |  | 406
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax | $ 49 |  | $ 49 |  | $ 11

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Accumulated change, net of tax, in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669646-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e637-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669686-108580 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e681-108580 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35736893&loc=d3e80784-113994 + Details
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