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Carrying Values and Estimated Fair Values of Debt (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 29, 2012
Dec. 31, 2011
Debt Instrument [Line Items]    
Carrying Values $ 1,694,158  
Fair Value, Inputs, Level 2 | Secured and unsecured notes and debentures
   
Debt Instrument [Line Items]    
Carrying Values 637,637 633,970
Estimated Fair Values 681,731 694,314
Fair Value, Inputs, Level 2 | Term loan facilities
   
Debt Instrument [Line Items]    
Carrying Values 858,492 884,304
Estimated Fair Values $ 867,702 $ 888,784