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Business Segments - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jul. 02, 2011
Jun. 30, 2012
Jul. 02, 2011
Segment Reporting Information [Line Items]        
Integration costs associated with the Merger $ 16.9 $ 1.3 $ 27.2 $ 2.2
Facility closure costs 8.7 5.3 14.1 11.3
Corporate overhead costs 17.7 16.4 35.2 31.4
Construction and Do It Yourself
       
Segment Reporting Information [Line Items]        
Decrease in segment profit due to non-cash inventory step-up amortization 10.5 4.2 13.8 6.6
Securities Industry
       
Segment Reporting Information [Line Items]        
Decrease in segment profit due to non-cash inventory step-up amortization 14.1 2.1 24.5 6.6
Industrial Segment
       
Segment Reporting Information [Line Items]        
Decrease in segment profit due to non-cash inventory step-up amortization $ 1.0 $ 0.3 $ 3.0 $ 0.3