Condensed Consolidated Statements of Cash Flows (unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Cash flows from operating activities:
Net loss	$ (462)	$ (7,524)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization	1,639	1,688
Share-based compensation expense	782	706
Provision for doubtful accounts	0	80
Deferred income taxes	179	346
Changes in operating assets and liabilities:
Accounts and other receivables	4,623	10,205
Inventories	(719)	(1,403)
Other assets	1,909	(7,253)
Accounts payable	(1,039)	170
Accrued liabilities	(390)	(2,409)
Income tax payable	27	88
Deferred revenue	137	2,899
Other current liabilities	(584)	98
Net cash provided by (used in) operating activities	6,102	(2,309)
Cash flows from investing activities:
Purchases of property and equipment	(1,236)	(1,914)
Proceeds from sale of property and equipment	9	0
Release of restricted time deposits	45	0
Investment in time deposits	0	(187)
Net cash used in investing activities	(1,182)	(2,101)
Cash flows from financing activities:
Proceeds from exercise of stock options	145	0
Purchase of treasury shares	(4,943)	0
Borrowings on short-term debt	5,601	17,528
Payments on short-term debt	(7,712)	(15,802)
Shares repurchased for tax withholdings on vesting of restricted stock awards	0	(15)
Net cash (used in) provided by financing activities	(6,909)	1,711
Effect of exchange rate changes on cash and cash equivalents	(519)	(359)
Net decrease in cash and cash equivalents	(2,508)	(3,058)
Cash and cash equivalents, beginning of period	22,422	27,591
Cash and cash equivalents, end of period	19,914	24,533
Supplemental disclosure of cash flow information:
Cash paid during period for interest	102	247
Cash paid during period for income taxes	$ 765	$ 638