Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
OPERATING ACTIVITIES:
Net loss	$ (262)	$ (1,322)
Adjustments to reconcile net loss from continuing operations to net cash used for operating activities:
Depreciation and amortization	162	111
Stock-based compensation expense	27	10
Non-cash investment expense	93	750
Equity in loss of affiliate company	32	19
Changes in operating assets and liabilities:
Accounts receivable	(348)	431
Other current assets	230	(603)
Other long-term assets	32	(59)
Accounts payable	(180)	44
Accrued payroll	23	153
Deferred revenue, current portion	(538)	327
Accrued expenses	31	3
Other current liabilities	7	36
Deferred revenue, net of current portion	(31)	(64)
Net cash used for operating activities	(722)	(164)
INVESTING ACTIVITIES:
Purchases of property and equipment	(71)	(125)
Proceeds from sale of long-term investment		2,248
Purchase of long-term investment	(1,000)
Net cash provided by (used for) investing activities	(1,071)	2,123
FINANCING Activities:
Distribution of dividend to stockholders		(3,056)
Net cash used for financing activities		(3,056)
Net cash used for operating activities of discontinued operations		120
Effects of exchange rate changes on cash	(14)	1
Net decrease in cash	(1,807)	(1,216)
Cash at beginning of period	17,724	18,059
Cash at end of period	15,917	16,843
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Cash paid during the period for income taxes	$ 20	$ 120