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Accounting Policies (Narrative) (Details)
12 Months Ended
Dec. 29, 2012
Foreign currency contracts and options mature, within months P18M
Long-term supplier contracts, exchange-traded futures and option contracts mature, within months 18 months
Likelihood of being ultimately realized upon settlement 50.00%
Minimum [Member]
 
Expected rates of return 25th percentile
Maximum [Member]
 
Expected rates of return 75th percentile
Machinery and Equipment [Member] | Minimum [Member]
 
Useful life 5 years
Machinery and Equipment [Member] | Maximum [Member]
 
Useful life 20 years
Office Equipment [Member] | Minimum [Member]
 
Useful life 4 years
Office Equipment [Member] | Maximum [Member]
 
Useful life 5 years
Building [Member]
 
Useful life 50 years
Computer Equipment and Capitalized Software [Member] | Minimum [Member]
 
Useful life 3 years
Computer Equipment and Capitalized Software [Member] | Maximum [Member]
 
Useful life 7 years
Building Improvements [Member] | Minimum [Member]
 
Useful life 15 years
Building Improvements [Member] | Maximum [Member]
 
Useful life 25 years