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Income Taxes (Details 5) (USD $) In Millions, unless otherwise specified	Dec. 29, 2012	Dec. 31, 2011
Continued operations
Significant Change In Unrecognized Tax Benefits Is Reasonably Possible [Line Items]
Unrecognized Tax Benefits	$ 204	$ 206
Discontinued operations
Significant Change In Unrecognized Tax Benefits Is Reasonably Possible [Line Items]
Unrecognized Tax Benefits	$ 86

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- Definition

The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 15A

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=SL6600010-109319



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

-Publisher FASB

-Name FASB Interpretation (FIN)

-Number 48

-Paragraph 21

-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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.

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