Investment in Non-Consolidated Joint Venture - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Schedule of Equity Method Investments [Line Items]
Dividends declared and paid by the joint venture	$ 3,700
Net sales	$ 204,961	$ 154,824	$ 631,459	$ 483,425
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]
Net sales	$ 100		$ 100
Amount due from joint venture	$ 200		$ 200