Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Cash flows from operating activities:
Net income	$ 8,217	$ 17,178	$ 24,268
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	22,146	16,957	17,643
Amortization of debt issuance costs	844	547	824
Debt Issuance costs write-off	1,398
Joint venture net income in excess of cash received	(831)
(Gain) loss on disposals of property, plant and equipment		5	(17)
Allowance for doubtful accounts	208	177	98
Compensation expense from issuance of restricted stock and incentive stock options	2,595	2,239	1,788
Deferred income tax expense (benefit)	(1,333)	3,331	(7,067)
Capitalized interest and non-cash interest			(173)
Non-cash restructuring and impairment charges	875		967
Changes in operating assets and liabilities:
Accounts receivable	(3,283)	(6,284)	15,330
Inventories	(9,836)	(7,232)	238
Other current assets	(1,624)	1,577	(1,568)
Other non-current assets	(4,828)	(802)	(21)
Accounts payable	9,497	2,577	(11,630)
Other liabilities	6,663	1,481	(3,322)
Net cash provided by operating activities	30,708	31,751	37,358
Cash flows from investing activities:
Acquisition of property, plant and equipment	(27,602)	(15,250)	(17,089)
Proceeds from disposals of property, plant and equipment	1,374		366
Cash paid to acquire businesses, net of cash received	(257,664)
Dividend received from joint venture	2,284
Proceeds received from long-term note receivable			1,945
Net cash used by investing activities	(281,608)	(15,250)	(14,778)
Cash flows from financing activities:
Debt issue costs paid	(9,380)		(862)
Dividends Paid	(5,131)	(3,129)
Proceeds from long-term debt, net	344,750
Repayment of long-term debt, net	(40,880)	(33,715)	(7,914)
Proceeds (repayment) of short-term debt, net	359	676	(701)
Proceeds from issuance of stock and exercise of stock options	1,671	4,013	22
Payment for acquisition of non-controlling interest	(2,528)
Principal payments on capital lease	(1,888)	(136)	(119)
Net cash provided by (used by) financing activities	286,973	(32,291)	(9,574)
Effect of exchange rate changes on cash flows	(1,795)	(161)	1,448
Net change in cash and cash equivalents	34,278	(15,951)	14,454
Cash and cash equivalents at beginning of year	3,039	18,990	4,536
Cash and cash equivalents at end of year	37,317	3,039	18,990
Supplemental schedule of non-cash investing and financing activities:
Compensation expense for stock awards, ($1,321 in 2014 $802 in 2013 and $695 in 2012) and stock option expense ($1,274 in 2014, $1,437 in 2013 and $1,093 in 2012) included in stockholders' equity	2,595	2,239	1,788
Shares issued in acquisition of Autocam	31,717
Cash paid for interest and income taxes
Interest	8,307	1,777	3,130
Income taxes	$ 5,747	$ 3,986	$ 5,882