Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net income (loss)	$ (3,556)	$ (11,172)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	8,593	9,474
Inventory valuation allowance and adverse purch commitment charges	1,389	1,279
Deferred income taxes	(178)	288
Stock-based compensation expense	1,880	1,799
Translation Adjustment Functional to Reporting Currency, Loss (Gain), Reclassified to Earnings, Net of Tax	(421)	0
Other	(169)	170
Changes in operating assets and liabilities
Accounts receivable	17,929	4,907
Other receivables	7,007	2,507
Increase (Decrease) in Inventory and Deferred Cost of Sales	(5,103)	(3,376)
Accounts payable	(18,704)	(7,589)
Accrued restructuring	(453)	608
Accrued wages and other	(830)	(176)
Increase (Decrease) in Deferred Revenue	(17,359)	366
Other Accrued Liabilities	392	777
Net cash provided by operating activities	623	6,614
Cash flows from investing activities:
Capital expenditures	(1,130)	(1,046)
Net cash used in investing activities	(1,130)	(1,046)
Cash flows from financing activities:
Proceeds from (Repayments of) Lines of Credit	48,500	8,500
Repayments of Lines of Credit	(38,500)	(8,500)
Repayments of Long-term Debt	0	(18,000)
Other financing activities	479	70
Net cash provided by (used in) financing activities	10,479	(17,930)
Effect of exchange rate changes on cash	190	(331)
Net increase (decrease) in cash and cash equivalents	10,162	(12,693)
Cash and Cash Equivalents, beginning of period	20,764	31,242
Cash and Cash Equivalents, end of period	30,926	18,549
Supplemental disclosure of cash flow information:
Interest	288	628
Income taxes	$ 443	$ 500