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Segment Reporting - Property, Plant and Equipment by Geographic Area (Detail) (USD $)
In Millions, unless otherwise specified
Dec. 29, 2012
Dec. 31, 2011
Jan. 01, 2011
Segment Reporting Information [Line Items]      
Property, plant and equipment, Total $ 490.9 $ 482.2 $ 503.8
United States [Member]
     
Segment Reporting Information [Line Items]      
Property, plant and equipment, Total 333.7 336.2  
Canada [Member]
     
Segment Reporting Information [Line Items]      
Property, plant and equipment, Total 48.4 46.9  
United Kingdom [Member]
     
Segment Reporting Information [Line Items]      
Property, plant and equipment, Total 99.5 89.8  
Mexico [Member]
     
Segment Reporting Information [Line Items]      
Property, plant and equipment, Total $ 9.3 $ 9.3