Derivative Financial Instruments and Hedging Activities (Consolidated Statements of Income) (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 28, 2015	Jun. 29, 2014	Jun. 28, 2015	Jun. 29, 2014
Net gains/(losses) reclassified from other comprehensive loss into earnings (effective portion):
Cost of products sold	$ (1,665)	$ (1,844)	$ (3,166)	$ (3,690)
Selling, general and administrative expenses	473	511	934	1,032
Other (expense)/income, net	255	42	226	64
Interest Income (Expense), Net	(384)	(161)	(575)	(325)
Net income	(160)	135	119	333
Foreign exchange contracts
Derivatives not designated as hedging instruments:
Total amount recognized in statement of income	(6)	20	48	9
Interest rate contracts
Derivatives not designated as hedging instruments:
Total amount recognized in statement of income	(233)	0	(226)	0
Currency swap
Derivatives not designated as hedging instruments:
Total amount recognized in statement of income	0	0	0	0
Designated as Hedging Instrument \| Foreign exchange contracts
Cash flow hedges:
Net gains recognized in other comprehensive loss (effective portion)	(17)	(26)	(9)	(30)
Net gains/(losses) reclassified from other comprehensive loss into earnings (effective portion):
Net income	10	3	15	9
Designated as Hedging Instrument \| Interest rate contracts
Cash flow hedges:
Net gains recognized in other comprehensive loss (effective portion)	9	(122)	(111)	(208)
Net gains/(losses) reclassified from other comprehensive loss into earnings (effective portion):
Net income	(233)	0	(237)	0
Designated as Hedging Instrument \| Currency swap
Cash flow hedges:
Net gains recognized in other comprehensive loss (effective portion)	(330)	(71)	421	(259)
Net gains/(losses) reclassified from other comprehensive loss into earnings (effective portion):
Net income	0	0	0	0
Not Designated as Hedging Instrument \| Foreign exchange contracts
Derivatives not designated as hedging instruments:
Net gains/(losses) recognized in other expense, net	(16)	17	33	0
Not Designated as Hedging Instrument \| Interest rate contracts
Derivatives not designated as hedging instruments:
Net gains/(losses) recognized in other expense, net	0	0	11	0
Not Designated as Hedging Instrument \| Currency swap
Derivatives not designated as hedging instruments:
Net gains/(losses) recognized in other expense, net	0	0	0	0
Not Designated as Hedging Instrument \| Other expense \| Foreign exchange contracts
Derivatives not designated as hedging instruments:
Unrealized gain on derivative instruments	11	20	62	11
Net gains/(losses) recognized in other expense, net	(27)	(3)	(29)	(11)
Not Designated as Hedging Instrument \| Other expense \| Interest rate contracts
Derivatives not designated as hedging instruments:
Unrealized gain on derivative instruments	0	0	0	0
Net gains/(losses) recognized in other expense, net	0	0	11	0
Not Designated as Hedging Instrument \| Other expense \| Currency swap
Derivatives not designated as hedging instruments:
Unrealized gain on derivative instruments	0	0	0	0
Net gains/(losses) recognized in other expense, net	0	0	0	0
Cash Flow Hedging \| Designated as Hedging Instrument \| Foreign exchange contracts
Cash flow hedges:
Net gains recognized in other comprehensive loss (effective portion)	(17)	(26)	(9)	(30)
Net gains/(losses) reclassified from other comprehensive loss into earnings (effective portion):
Sales	(1)	(1)	(2)	(1)
Cost of products sold	(11)	(4)	(16)	(9)
Selling, general and administrative expenses	0	0	0	0
Other (expense)/income, net	0	0	(1)	(1)
Interest Income (Expense), Net	0	0	0	0
Cash Flow Hedging \| Designated as Hedging Instrument \| Interest rate contracts
Cash flow hedges:
Net gains recognized in other comprehensive loss (effective portion)	9	(122)	(111)	(208)
Net gains/(losses) reclassified from other comprehensive loss into earnings (effective portion):
Sales	0	0	0	0
Cost of products sold	0	0	0	0
Selling, general and administrative expenses	0	0	0	0
Other (expense)/income, net	0	0	0	0
Interest Income (Expense), Net	(233)	0	(237)	0
Cash Flow Hedging \| Designated as Hedging Instrument \| Currency swap
Cash flow hedges:
Net gains recognized in other comprehensive loss (effective portion)	0	0	0	0
Net gains/(losses) reclassified from other comprehensive loss into earnings (effective portion):
Sales	0	0	0	0
Cost of products sold	0	0	0	0
Selling, general and administrative expenses	0	0	0	0
Other (expense)/income, net	0	0	0	0
Interest Income (Expense), Net	0	0	0	0
Net Investment Hedging \| Designated as Hedging Instrument \| Foreign exchange contracts
Cash flow hedges:
Net gains recognized in other comprehensive loss (effective portion)	0	0	0	0
Net Investment Hedging \| Designated as Hedging Instrument \| Interest rate contracts
Cash flow hedges:
Net gains recognized in other comprehensive loss (effective portion)	0	0	0	0
Net Investment Hedging \| Designated as Hedging Instrument \| Currency swap
Cash flow hedges:
Net gains recognized in other comprehensive loss (effective portion)	$ (330)	$ (71)	$ 421	$ (259)

Total costs related to goods produced and sold during the reporting period.

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Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

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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.

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

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The net amount of operating interest income (expense).

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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period.

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