Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Operating Activities:
Net income	$ 6,599	$ 12,693
Adjustments to reconcile net income to net cash provided (used) by operating activities:
Depreciation and amortization	13,824	12,935
Amortization of debt issuance costs	498	437
Debt issuance costs write-off	1,398
Loss on disposal of assets		5
Joint venture net income in excess of cash received	(225)
Share-based compensation expense	1,825	1,666
Changes in operating assets and liabilities:
Accounts receivable	(17,838)	(13,412)
Inventories	(4,462)	(1,408)
Accounts payable	493	5,591
Other assets and liabilities	(635)	7,153
Net cash provided by operating activities	1,477	25,660
Investing Activities:
Acquisition of property, plant and equipment	(14,793)	(9,057)
Cash paid to acquire business, net of cash received	(259,504)
Proceeds from disposals of property, plant and equipment		3
Dividend received from joint venture	2,538
Net cash used by investing activities	(271,759)	(9,054)
Financing Activities:
Repayment of short-term debt, net	(763)	(87)
Debt issue costs	(9,380)
Principal payments on capital lease	(554)	(100)
Proceeds from long-term debt, net	344,750
Repayment of long-term debt, net	(35,379)	(30,715)
Payment for acquisition of non-controlling interest	(2,528)
Dividends paid	(3,802)	(2,073)
Proceeds from issuance of stock and exercise of stock options	1,550	1,948
Net cash provided (used) by financing activities	293,894	(31,027)
Effect of exchange rate changes on cash flows	241	(101)
Net Change in Cash	23,853	(14,522)
Cash at Beginning of Period	3,039	18,990
Cash at End of Period	$ 26,892	$ 4,468