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Investment in Non-Consolidated Joint Venture - Additional Information (Detail) - USD ($) | 3 Months Ended | 4 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 31, 2015 | Sep. 30, 2015 | Jun. 30, 2015 | Mar. 31, 2015 | Dec. 31, 2014 | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2014 | Dec. 31, 2014 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Dividend declared by joint venture |  |  |  |  | $ 0 |  |  |  | $ 0 |  | $ 0 |
Net sales | $ 183,854,000 | $ 154,824,000 | $ 164,856,000 | $ 163,746,000 | 153,761,000 | $ 125,632,000 | $ 106,680,000 | $ 102,528,000 |  | $ 667,280,000 | 488,601,000 | $ 373,206,000
Net income | $ (25,015,000) | $ 4,630,000 | $ 6,953,000 | $ 6,001,000 | 1,619,000 | $ (3,840,000) | $ 5,200,000 | $ 5,238,000 |  |  |  |
Wuxi Weifu Autocam Precision Machinery Company, Ltd. [Member] |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Acquired investment in joint venture | 49.00% |  |  |  |  |  |  |  |  | 49.00% |  |
Autocam [Member] |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Dividend declared by joint venture |  |  |  |  | 2,800,000 |  |  |  | 2,800,000 |  | 2,800,000 |
Net sales |  |  |  |  |  |  |  |  |  | $ 100,000 |  |
Amount due from joint venture | $ 200,000 |  |  |  |  |  |  |  |  | $ 200,000 |  |
Autocam [Member] | Joint Venture [Member] |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Acquired investment in joint venture | 49.00% |  |  |  |  |  |  |  |  | 49.00% |  |
Net sales |  |  |  |  |  |  |  |  | 36,000 | $ 55,400,000 | 50,500,000 |
Amount due from joint venture |  |  |  |  | $ 200,000 |  |  |  | $ 200,000 |  | 200,000 |
Net income |  |  |  |  |  |  |  |  |  | $ 11,100,000 | $ 9,000,000 |
Withholding tax levied by Chinese government |  |  |  |  |  |  |  |  |  | 10.00% |  |

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