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Fair Value Measurements (Detail) (Fair Value, Measurements, Recurring [Member], Fair Value Measurements Using Significant Other Observable Inputs (Level 2) [Member], USD $)
In Thousands, unless otherwise specified
Oct. 06, 2012
Dec. 31, 2011
Assets:    
Foreign currency exchange contracts $ 3,312 $ 5,632
Assets, Fair Value Disclosure 3,697 7,195
Liabilities:    
Foreign currency exchange contracts (124,374) (194,034)
Bunker fuel contracts [Member]
   
Assets:    
Bunker fuel contracts $ 385 $ 1,563