CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT) - USD ($) $ in Thousands	Preferred Stock [Member]	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Stock Subscription [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Beginning Balance at Dec. 31, 2015	$ 962	$ 21	$ (327)	$ 8,340	$ 0	$ 779	$ (609)	$ 9,166
Beginning Balance (in shares) at Dec. 31, 2015	198,355	21,055,990	(19,209)
Shares issued for services related to convertible debt								0
Reclassification of warrant liability				90				90
Warrants issued for secured promissory notes and penalties				278				278
Issuance of common stock for services		$ 1		271				272
Issuance of common stock for services (in shares)		292,167
Sale of common stock		$ 1		380				381
Sale of common stock (in shares)		823,830
Issuance of subscribed common stock								0
Stock-based compensation								7
Common stock subcription					25			25
Issuance of common stock for compensation based awards				7				7
Issuance of common stock for compensation based awards (in shares)		250,000
Other comprehensive income (loss)							(33)	(33)
Net loss						(2,163)		(2,163)
Ending Balance at Dec. 31, 2016	$ 962	$ 23	$ (327)	9,366	25	(1,384)	(642)	8,023
Ending Balance (in shares) at Dec. 31, 2016	198,355	22,421,987	(19,209)
Estimated fair value of warrants issued in connection with secured promissory notes for debt discount and penalties				795				795
Repricing of warrants				64				64
Shares issued to consultants				55				55
Shares issued to consultants (in shares)		110,000
Shares issued for services related to convertible debt				75				75
Shares issued for services related to convertible debt (in shares)		182,927
Conversion of notes payable and accrued interest				185				185
Conversion of notes payable and accrued interest (in shares)		371,167
Estimated fair value of warrants issued for settlement of employee notes payable				389				389
Reclassification of warrant liability								0
Sale of common stock		$ 5		2,338				2,343
Sale of common stock (in shares)		5,060,000
Issuance of subscribed common stock				25	(25)			25
Issuance of subscribed common stock (in shares)		50,000
Issuance of restricted common stock		$ 1						1
Issuance of restricted common stock (in shares)		710,000
Stock-based compensation				458				458
Other comprehensive income (loss)							198	198
Net loss						(6,811)		(6,811)
Ending Balance at Dec. 31, 2017	$ 962	$ 29	$ (327)	$ 13,750	$ 0	$ (8,195)	$ (444)	$ 5,775
Ending Balance (in shares) at Dec. 31, 2017	198,355	28,906,081