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Investment in Non-Consolidated Joint Venture - Additional Information (Detail) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015
Schedule of Equity Method Investments [Line Items] |  |  |  |
Dividend declared by joint venture | $ 0 |  | $ 0 |
Net sales | $ 214,272,000 | $ 164,856,000 | $ 426,498,000 | $ 328,601,000
Wuxi Weifu Autocam Precision Machinery Company, Ltd. [Member] |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Investment in joint venture | 49.00% |  | 49.00% |
Autocam [Member] | Joint Venture [Member] |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Amount due from joint venture | $ 100,000 |  | $ 100,000 |
Autocam [Member] | Joint Venture [Member] | Maximum [Member] |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Net sales | $ 100,000 |  | $ 100,000 |

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