Income Taxes (Details 5) (USD $) In Millions, unless otherwise specified	Jan. 03, 2015	Dec. 28, 2013
Unrecognized tax benefits
Minimum decrease in unrecognized tax benefit exclusive of interest	$ 0
Maximum decrease in unrecognized tax benefit exclusive of interest	215
Continuing Operations
Unrecognized tax benefits
Unrecognized Tax Benefits	305	204
Discontinued Operations
Unrecognized tax benefits
Unrecognized Tax Benefits	$ 80	$ 80

Amount of (increase) decrease reasonably possible in the estimated lower bound of the unrecognized tax benefit for a tax position taken or expected to be taken.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319

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- Definition

Amount of (increase) decrease reasonably possible in the estimated upper bound of the unrecognized tax benefit for a tax position taken or expected to be taken.

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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

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