Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
OPERATING ACTIVITIES:
Net loss	$ (465)	$ (1,024)
Adjustments to reconcile net loss from continuing operations to net cash used for operating activities:
Depreciation and amortization	101	59
Stock-based compensation expense	13	5
Non-cash investment expense	3	700
Equity in loss of affiliate company	10	6
Changes in operating assets and liabilities:
Accounts receivable	571	(2)
Other current assets	(151)	(225)
Other long-term assets	20	15
Accounts payable	(195)	113
Accrued payroll	63	94
Deferred revenue, current portion	(136)	144
Accrued expenses	31	10
Other current liabilities	(12)	32
Deferred revenue, net of current portion	(16)	(90)
Net cash used for operating activities	(163)	(163)
INVESTING ACTIVITIES:
Purchases of property and equipment	(48)	(95)
Proceeds from sale of long-term investment		2,248
Purchase of long-term investment	(1,000)
Net cash provided by (used for) investing activities	(1,048)	2,153
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	(8)	(5)
Net decrease in cash	(1,219)	(1,191)
Cash at beginning of period	17,724	18,059
Cash at end of period	16,505	16,868
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Cash paid during the period for income taxes		$ 120