Annual report pursuant to Section 13 and 15(d)

Business and Credit Concentrations - Additional Information (Detail)

v2.4.0.8
Business and Credit Concentrations - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Customer
Dec. 31, 2012
Customer
Dec. 31, 2011
Customer
Concentration Risk [Line Items]      
Credit losses charged to expense $ 2.6 $ 1.5 $ 7.0
Sales return and allowance expense (recoveries) 0.2 (0.4) (1.1)
Net assets held outside the United States 413.2 387.2  
Number of customers accounting for more than 10% of sales 0 0 0
Number of customers accounting for more than 10% of accounts receivable 0 0 0
Number of largest customers 5 5 5
United States [Member]
      
Concentration Risk [Line Items]      
Accounts receivable 138.4 111.8  
Foreign Countries [Member]
      
Concentration Risk [Line Items]      
Accounts receivable 103.5 118.8  
International net sales $ 558.1 $ 496.0 $ 546.0
Sales [Member] | Customer Concentration Risk [Member]
      
Concentration Risk [Line Items]      
Percentage of net sales to largest customers 18.10% 18.10% 17.80%