Segment Information - Segment Information (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Segment Reporting Information [Line Items]
Revenues from external customers	$ 163,746	$ 102,528
Income from operations	13,934	8,338
Total assets	694,386	286,989	712,713
Operating Segments [Member] | Metal Bearing Components Segment [Member]
Segment Reporting Information [Line Items]
Revenues from external customers	73,236	70,900
Income from operations	9,089	8,772
Total assets	204,032	206,825
Operating Segments [Member] | Autocam Precision Components Segment [Member]
Segment Reporting Information [Line Items]
Revenues from external customers	82,622	23,738
Income from operations	7,718	2,562
Total assets	439,542	54,812
Operating Segments [Member] | Plastic and Rubber Components Segment [Member]
Segment Reporting Information [Line Items]
Revenues from external customers	7,888	7,890
Income from operations	213	235
Total assets	18,023	16,939
Corporate and Consolidations [Member]
Segment Reporting Information [Line Items]
Income from operations	(3,086)	(3,231)
Total assets	$ 32,789	$ 8,413