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Restructuring and Other - Narrative (Detail)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2019
USD ($)
Sep. 30, 2018
USD ($)
Sep. 30, 2019
USD ($)
Sep. 30, 2018
USD ($)
Facility
Restructuring Cost And Reserve [Line Items]        
Employee termination costs $ 0.6 $ 2.8 $ 19.5 $ 11.2
Other restructuring charges 1.0 6.4 13.7 11.5
Multi-employer pension plan charges 0.8 $ 0.7 2.2 2.2
Facility Closing        
Restructuring Cost And Reserve [Line Items]        
Impairment of other long lived assets       3.3
Marketing Solutions        
Restructuring Cost And Reserve [Line Items]        
Gain on sale of previously impaired assets $ 4.7   $ 4.6 $ 5.4
Number of manufacturing facility closures announced | Facility       3