Derivative Financial Instruments (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
Apr. 04, 2015
Derivatives, Fair Value [Line Items]
Unrealized gains expected to be reclassed to earnings over the next 12 months	$ 22
Foreign Exchange Forward [Member] \| Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Gross notional amount of derivative	190
Foreign Exchange Forward [Member] \| Designated as Hedging Instrument [Member] \| Cash Flow Hedging [Member]
Derivatives, Fair Value [Line Items]
Gross notional amount of derivative	1,100
After-tax net unrealized gain related to foreign currency forward contracts recorded in accumulated other comprehensive income	$ 29

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

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

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- Definition

Unrealized Gain (Loss) On Foreign Currency Derivatives, Net, After Tax

+ References

No definition available.

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- Definition

The estimated net amount of unrealized gains or losses on foreign currency cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=35736893&loc=d3e80748-113994

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