Fair Value Measurements (Details 1) (USD $) In Millions	Oct. 02, 2011	Jan. 02, 2011
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	$ 611	$ 338
Derivatives designated as hedging instruments : Liabilities	1,024	1,088
Derivatives not designated as hedging instruments : Assets	285	19
Derivatives not designated as hedging instruments : Other Investments	1,211	1,165
Foreign exchange contracts [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	604	321
Derivatives designated as hedging instruments : Liabilities	425	586
Derivatives not designated as hedging instruments : Assets	20	19
Derivatives not designated as hedging instruments : Liabilities	14	39
Foreign exchange contracts [Member] \| Level 1 [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	0
Derivatives designated as hedging instruments : Liabilities	0
Derivatives not designated as hedging instruments : Assets	0
Derivatives not designated as hedging instruments : Liabilities	0
Foreign exchange contracts [Member] \| Level 2 [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	604
Derivatives designated as hedging instruments : Liabilities	425
Derivatives not designated as hedging instruments : Assets	20
Derivatives not designated as hedging instruments : Liabilities	14
Foreign exchange contracts [Member] \| Level 3 [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	0
Derivatives designated as hedging instruments : Liabilities	0
Derivatives not designated as hedging instruments : Assets	0
Derivatives not designated as hedging instruments : Liabilities	0
Cross currency interest rate swaps [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	7	17
Derivatives designated as hedging instruments : Liabilities	599	502
Cross currency interest rate swaps [Member] \| Level 1 [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	0
Derivatives designated as hedging instruments : Liabilities	0
Cross currency interest rate swaps [Member] \| Level 2 [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	7
Derivatives designated as hedging instruments : Liabilities	599
Cross currency interest rate swaps [Member] \| Level 3 [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	0
Derivatives designated as hedging instruments : Liabilities	0
Swiss Franc Option [Member]
Financial assets and liabilities at fair value
Derivatives not designated as hedging instruments : Assets	265	0
Swiss Franc Option [Member] \| Level 1 [Member]
Financial assets and liabilities at fair value
Derivatives not designated as hedging instruments : Assets	0
Swiss Franc Option [Member] \| Level 2 [Member]
Financial assets and liabilities at fair value
Derivatives not designated as hedging instruments : Assets	265
Swiss Franc Option [Member] \| Level 3 [Member]
Financial assets and liabilities at fair value
Derivatives not designated as hedging instruments : Assets	0
Level 1 [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Liabilities	0
Derivatives not designated as hedging instruments : Assets	0
Derivatives not designated as hedging instruments : Other Investments	1,211
Level 2 [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	611
Derivatives designated as hedging instruments : Liabilities	1,024
Derivatives not designated as hedging instruments : Assets	285
Derivatives not designated as hedging instruments : Other Investments	0
Level 3 [Member]
Financial assets and liabilities at fair value
Derivatives designated as hedging instruments : Assets	0
Derivatives designated as hedging instruments : Liabilities	0
Derivatives not designated as hedging instruments : Assets	0
Derivatives not designated as hedging instruments : Other Investments	$ 0

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Aggregate fair value of all derivative assets designated as hedging instruments. Includes instruments designated as cash flow hedges, fair value hedges, and hedges of net investments in foreign operations.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 107

-Paragraph 10

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 10

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6947722&loc=d3e13433-108611

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- Definition

Aggregate fair value of all derivative liabilities designated as hedging instruments. Includes instruments designated as cash flow hedges, fair value hedges, and hedges of net investments in foreign operations.

+ References

+ Details

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- Definition

This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents investments accounted for under the equity method of accounting as of the balance sheet date.

+ References

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

-Publisher AICPA

-Name Accounting Principles Board Opinion (APB)

-Number 18

-Paragraph 6

-Subparagraph b

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 323

-SubTopic 10

-Section 25

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6903542&loc=d3e32014-111567

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- Definition

Fair value as of the balance sheet date of all foreign currency derivative assets not designated as hedging instruments.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 17

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4B

-Subparagraph (c)(2)

-URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5624163-113959

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- Definition

Fair value as of the balance sheet date of all foreign currency derivative liabilities not designated as hedging instruments.

+ References

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