Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Net income (loss)	$ (10,669)	$ (3,508)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	11,106	11,108
Inventory valuation allowance	657	1,031
Deferred income taxes	737	380
Stock-based compensation expense	2,122	(584)
Disposal Group, Not Discontinued Operation, Loss (Gain) on Write-down	2,868	0
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal	(1,532)	0
Other	(1,249)	680
Changes in operating assets and liabilities
Accounts receivable	6,671	824
Other receivables	(164)	536
Inventories	2,351	3,276
Inventory deposit	742	341
Other current assets	247	(129)
Accounts payable	(4,961)	979
Accrued wages and bonuses	(1,354)	(3,235)
Accrued restructuring	188	(2,183)
Deferred income	(2,743)	(3,172)
Other accrued liabilities	83	(3,090)
Net cash provided by operating activities	5,100	3,254
Cash flows from investing activities:
Capital expenditures	(3,378)	(5,831)
Payments for (Proceeds from) Other Investing Activities	(1,082)	0
Net cash used in investing activities	(2,296)	(5,831)
Cash flows from financing activities:
Proceeds from (Repayments of) Lines of Credit	15,000	0
Repayments of Long-term Debt	(16,919)	0
Proceeds from issuance of common stock	418	810
Payments on contingent consideration liability	(378)	0
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability	1,345	1,038
Other financing activities	(35)	(42)
Net cash provided by (used in) financing activities	(1,914)	768
Effect of exchange rate changes on cash	(146)	(109)
Net increase (decrease) in cash and cash equivalents	744	(1,918)
Cash and Cash Equivalents, beginning of period	33,182	47,770
Cash and Cash Equivalents, end of period	33,926	45,852
Supplemental disclosure of cash flow information:
Interest	705	619
Income taxes	$ 647	$ 624