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Foreign Currency Translation - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | 3 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Mar. 31, 2014 | Mar. 31, 2013 | Feb. 13, 2013 | Feb. 12, 2013 | Mar. 31, 2014 Venezuelan Subsidiary | Jan. 31, 2014 Venezuelan Subsidiary
Foreign Currency Translation [Line Items] |  |  |  |  |  |
Foreign currency exchange rate |  |  | 6.30 | 4.30 | 10.7 | 6.3
Foreign exchange loss | $ 5.8 | $ 6.5 |  |  |  |
Asset, Reporting Currency Denominated, Value |  |  |  |  | $ 9 |

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