Segment Information - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2014
Segment Reporting Information [Line Items]
Non-recurring costs related to the merger with Autocam and the other three acquisitions	$ 8,509	$ 8,933
Autocam [Member]
Segment Reporting Information [Line Items]
Non-recurring costs related to the merger with Autocam and the other three acquisitions	3,010	3,125
Corporate and Consolidations [Member] | Autocam [Member]
Segment Reporting Information [Line Items]
Non-recurring costs related to the merger with Autocam and the other three acquisitions	11,381	13,132
Corporate and Consolidations [Member] | Acquisitions [Member]
Segment Reporting Information [Line Items]
Non-recurring costs related to the merger with Autocam and the other three acquisitions	$ 8,088	$ 9,858