Annual report pursuant to Section 13 and 15(d)

Property Plant And Equipment - Additional Information (Detail)

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Property Plant And Equipment - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 28, 2013
Dec. 29, 2012
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, at cost $ 2,169,980 $ 1,983,417
Accumulated depreciation 1,237,188 1,155,199
Mortgages
   
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, at cost 21,200 21,200
Accumulated depreciation $ 2,900 $ 2,400