CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Cash flows from operating activities
Net loss	$ (5,276)	$ (4,389)
Adjustments to reconcile net loss to net cash used by operating activities:
Depreciation and amortization	38	70
Amortization of debt issuance costs and beneficial conversion feature	97	37
Reduction in accrued expense from the expiration of statute of limitations	0	(200)
Provision for losses on accounts receivable	15	0
Stock-based compensation	550	565
Gain from sale of trademark	50	0
Change in assets and liabilities
Accounts receivable	(60)	75
Inventory	(30)	(28)
Other assets	(21)	(73)
Accounts payable	(82)	0
Deferred revenue	(438)	(434)
Accrued expense	192	(129)
Pension obligation	60	81
Total adjustments	271	(36)
Net cash used in operating activities	(5,005)	(4,425)
Cash flows from investing activities
Purchase of property and equipment	(1)	(44)
Proceeds received from sale of trademark	50	0
Net cash used in investing activities	49	(44)
Cash flows from financing activities
Proceeds from exercised stock options	227	0
Proceeds from lines of credit, net	3,350	1,500
Dividends paid	(25)	(25)
Net cash provided by financing activities	3,552	1,475
Effect of exchange rate changes on cash	(78)	(31)
Net decrease in cash	(1,482)	(3,025)
Cash at beginning of period	1,586	3,352
Cash at end of period	104	327
Supplemental disclosure of cash flow information:
Cash paid for interest	0	1
Cash paid for income taxes	0	0
Summary of non-cash investing and financing activities:
Beneficial conversion feature of convertible related party lines of credit	281	121
Stock dividend on Convertible Redeemable Preferred Stock	$ 996	$ 631