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Restructuring and Other Items - Restructuring of Operations and Other Items Net (Parenthetical) (Detail) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jul. 01, 2012
Jun. 30, 2013
Jul. 01, 2012
Restructuring And Related Activities [Abstract]        
Environmental remediation liabilities $ 2.7      
Litigation costs 1.1   13.7  
Cost of transition service agreement   1.9   6.5
Property and equipment write-downs charges   2.4    
Acquisition-related costs       $ 8.4