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Acquisitions - Additional Information (Detail) | 3 Months Ended |  | 0 Months Ended
--- | --- | --- | ---
Mar. 31, 2014 USD ($) | Dec. 31, 2013 USD ($) | Mar. 18, 2013 FTL Seals Technology, Ltd USD ($) | Mar. 18, 2013 FTL Seals Technology, Ltd GBP (£)
Business Acquisition [Line Items] |  |  |  |
Aggregate purchase price |  |  | $ 34,500,000 | £ 23,100,000
Goodwill | 1,349,926,000 | 1,349,456,000 | 18,000,000 |
Intangible assets |  |  | 13,000,000 |
Goodwill not deductible for tax purpose |  |  | 18,000,000 |
Acquisition-related transaction costs | $ 500,000 |  |  |

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