Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Cash flows from operating activities:
Net income (loss)	$ (2,965)	$ (7,053)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	4,345	4,778
Inventory valuation allowance	266	(40)
Deferred income taxes	12	170
Stock-based compensation expense	688	659
Other	372	254
Changes in operating assets and liabilities
Accounts receivable	22,134	2,064
Other receivables	8,254	3,883
Increase (Decrease) in Inventory and Deferred Cost of Sales	(578)	(2,769)
Accounts payable	(12,155)	(8,183)
Accrued restructuring	435	2,354
Accrued wages and other	(3,207)	(834)
Increase (Decrease) in Deferred Revenue	(16,693)	1,251
Other Accrued Liabilities	(382)	1,556
Net cash provided by operating activities	1,682	3,628
Cash flows from investing activities:
Capital expenditures	(422)	(640)
Net cash used in investing activities	(422)	(640)
Cash flows from financing activities:
Proceeds from (Repayments of) Lines of Credit	18,000	7,000
Repayments of Lines of Credit	(18,000)	(7,000)
Repayments of Long-term Debt	0	(18,000)
Other financing activities	105	8
Net cash provided by (used in) financing activities	105	(17,992)
Effect of exchange rate changes on cash	254	(392)
Net increase (decrease) in cash and cash equivalents	1,619	(15,396)
Cash and Cash Equivalents, beginning of period	20,764	31,242
Cash and Cash Equivalents, end of period	22,383	15,846
Supplemental disclosure of cash flow information:
Interest	123	519
Income taxes	$ 228	$ 93