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Divestitures - Additional Information (Detail)
€ in Millions, $ in Millions
3 Months Ended 12 Months Ended
Nov. 01, 2015
USD ($)
Nov. 01, 2015
EUR (€)
Apr. 02, 2015
USD ($)
Mar. 31, 2016
USD ($)
Mar. 31, 2015
USD ($)
Dec. 31, 2015
USD ($)
Mar. 31, 2016
EUR (€)
Divestitures And Acquisitions Disclosure [Line Items]              
Proceeds from sale of business       $ 4.2      
Net sales       1,590.6 $ 1,746.4    
Pre-tax income       112.3 131.3    
European Food Trays Businesses [Member]              
Divestitures And Acquisitions Disclosure [Line Items]              
Disposal date Nov. 01, 2015 Nov. 01, 2015          
Proceeds from sale of business $ 18.0 € 19          
Purchase price adjustments $ 2.0 € 2          
Gain (loss) on sale of manufacturing facilities, pre-tax       1.6      
Net sales         14.0    
Pre-tax income         2.0    
Cumulative net proceeds from sale of business       $ 17.0     € 16
North American Foam Trays and Absorbent Pads [Member]              
Divestitures And Acquisitions Disclosure [Line Items]              
Disposal date       Apr. 01, 2015      
Proceeds from sale of business     $ 76.0        
Purchase price adjustments     $ 6.0        
Disposal Group, Not Discontinued Operations [Member] | European Food Trays Businesses [Member]              
Divestitures And Acquisitions Disclosure [Line Items]              
Gain (loss) on sale of manufacturing facilities, pre-tax       $ 2.0      
Disposal Group, Not Discontinued Operations [Member] | North American Foam Trays and Absorbent Pads [Member]              
Divestitures And Acquisitions Disclosure [Line Items]              
Gain (loss) on sale of manufacturing facilities, pre-tax           $ 27.0  
Net sales         53.0    
Pre-tax income         $ 10.0