Derivative Instruments and Fair Value Measurements (Assets Measured at Fair Value) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Jan. 01, 2011	Jan. 02, 2010
Long-lived assets	$ 10
Goodwill	0
Total	10
Long-lived assets, Impairment Loss	(9)
Goodwill, Impairment Loss	(20)
Asset Impairment Charges, Total	(29)	(6)
Level 3 [Member]
Long-lived assets	10
Goodwill	0
Total	$ 10

The charge against earnings resulting from the aggregate write down of all assets from their carrying value to their fair value.

+ References+ Details

Loss recognized during the period that results from the write-down of goodwill after comparing the implied fair value of reporting unit goodwill with the carrying amount of that goodwill. Goodwill is assessed at least annually for impairment.

+ References

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

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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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Reference 5: http://www.xbrl.org/2003/role/presentationRef

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Reference 6: http://www.xbrl.org/2003/role/presentationRef

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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