Business and Credit Concentrations - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 6 Months Ended | |||
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Jun. 30, 2014
Customer
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Jun. 30, 2013
Customer
|
Jun. 30, 2014
Customer
|
Jun. 30, 2013
Customer
|
Dec. 31, 2013
|
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Concentration Risk [Line Items] | |||||
Charges for bad debt and reserves for credit losses | $ 1.1 | $ 0.4 | $ 4.9 | $ 1.0 | |
Net assets held outside the United States | 454.5 | 454.5 | 413.2 | ||
Number of largest customers | 5 | 5 | 5 | 5 | |
Customer Concentration Risk [Member]
|
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Concentration Risk [Line Items] | |||||
Number of customers accounting for more than 10% of net sales | 0 | 0 | 0 | 0 | |
Credit Concentration Risk [Member]
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Concentration Risk [Line Items] | |||||
Number of customers accounting for more than 10% of net trade receivable | 0 | 0 | 0 | ||
Sales Revenue, Goods, Net [Member] | Customer Concentration Risk [Member]
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Concentration Risk [Line Items] | |||||
Percentage of net sales to largest customers | 16.20% | 19.30% | 16.60% | 18.60% | |
Domestic [Member]
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Concentration Risk [Line Items] | |||||
Accounts receivable | 190.9 | 190.9 | 138.4 | ||
Foreign [Member]
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Concentration Risk [Line Items] | |||||
Accounts receivable | $ 148.6 | $ 148.6 | $ 103.5 |