Annual report pursuant to Section 13 and 15(d)

Business and Credit Concentrations - Additional Information (Detail)

v3.10.0.1
Business and Credit Concentrations - Additional Information (Detail)
$ in Millions
 12 Months Ended
Dec. 31, 2018
USD ($)
Customer
Dec. 31, 2017
USD ($)
Customer
Dec. 31, 2016
USD ($)
Customer
Concentration Risk [Line Items]      
Credit losses attributable to write-offs (recoveries) $ 8.0 $ 12.8 $ 12.7
Sales return expense $ 20.2 $ 5.6 $ 16.9
Net Sales [Member] | Customer Concentration Risk [Member]      
Concentration Risk [Line Items]      
Number of customers accounting for more than 10% | Customer 0 0 0
Number of largest customers | Customer 5 5 5
Percentage of concentration risk 10.40% 10.50% 11.30%
Net Trade Receivable [Member] | Credit Concentration Risk [Member]      
Concentration Risk [Line Items]      
Number of customers accounting for more than 10% | Customer 0 0  
Domestic [Member]      
Concentration Risk [Line Items]      
Accounts receivable $ 213.7 $ 206.1  
Non-US [Member]      
Concentration Risk [Line Items]      
Accounts receivable 313.8 251.0  
International net sales 2,514.0 2,109.0 $ 1,640.0
Net total assets held outside the United States $ 1,611.0 $ 1,273.0