Quarterly report pursuant to Section 13 or 15(d)

Property Plant and Equipment (Detail)

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Property Plant and Equipment (Detail) (USD $)
In Thousands, unless otherwise specified
Sep. 27, 2014
Dec. 28, 2013
Sep. 28, 2013
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, at cost $ 2,281,385 $ 2,169,980 $ 2,131,895
Less accumulated depreciation and amortization 1,341,192 1,237,188 1,227,086
Property, plant and equipment, net 940,193 932,792 904,809
Land and Improvements
     
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, at cost 57,626 56,828 52,879
Buildings and Improvements
     
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, at cost 996,208 953,931 948,628
Machinery and Equipment
     
Property, Plant and Equipment [Line Items]      
Property, plant and equipment, at cost $ 1,227,551 $ 1,159,221 $ 1,130,388