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Fair Value Measurements (Detail) (Fair Value, Measurements, Recurring, Fair Value, Inputs, Level 2, USD $)
In Thousands, unless otherwise specified
Dec. 29, 2012
Dec. 31, 2011
Assets:    
Foreign currency exchange contracts $ 209 $ 5,632
Assets, Fair Value Disclosure 663 7,195
Liabilities:    
Foreign currency exchange contracts (71,252) (194,034)
Liabilities, Fair Value Disclosure (70,589) (186,839)
Bunker fuel contracts
   
Assets:    
Bunker fuel contracts $ 454 $ 1,563