STATEMENTS OF CHANGES IN STOCKHOLDERS' DEFICIENCY (Unaudited) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2018
Series C Preferred Stock [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at Beginning		$ 2
Balance at Beginning (in shares)		2,483,142
Balance at End	$ 2	$ 2
Balance at End (in shares)	2,483,142	2,483,142
Series D Preferred Stock [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at Beginning		$ 0
Balance at Beginning (in shares)		304
Balance at End	$ 0	$ 0
Balance at End (in shares)	304	304
Common Stock [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at Beginning		$ 4
Balance at Beginning (in shares)		3,935,865
Exercise of Warrants		$ 22,088
Balance at End	$ 4	$ 4
Balance at End (in shares)	3,957,953	3,957,953
Additional Paid-In Capital [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at Beginning		$ 32,010
Stock-based compensation related to options granted to employees		168
Exercise of Warrants		31
Balance at End	$ 32,209	32,209
Accumulated Deficit [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at Beginning		(28,382)
Net loss		(1,613)
Balance at End	(29,995)	(29,995)
Balance at Beginning		3,634
Stock-based compensation related to options granted to employees		168
Exercise of Warrants		31
Net loss	(824)	(1,613)
Balance at End	$ 2,220	$ 2,220