CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Cash flows from operating activities:
Net loss	$ (4,982)	$ (8,488)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation	77	87
Expenses related to shares and options granted to service providers	121	108
Amortization of deferred Stock-based compensation related to options granted to employees and directors	635	835
Decrease in accounts receivable and prepaid expenses	379	204
Decrease in trade payables	(824)	(373)
Increase (decrease) in other accounts payable and accrued expenses	(1,264)	212
Revaluation of warrants	0	7
Total net cash used in operating activities	(5,858)	(7,408)
Cash flows from investing activities:
Purchase of property and equipment	(103)	(45)
Changes in short-term deposit	6,084	(11,237)
Investment in lease deposit	(4)	(1)
Total net cash provided by (used in) investing activities	5,977	(11,283)
Cash flows from financing activities:
Proceeds from exercise of warrants and options	0	2,459
Proceeds from equity offering through issuances of equity warrants and common stock through the exercise of previously issued equity warrants	0	12,409
Total net cash provided by financing activities	0	14,868
Increase (decrease) in cash and cash equivalents	119	(3,823)
Cash and cash equivalents at the beginning of the period	428	4,251
Cash and cash equivalents at end of the period	547	428
Non-cash financing activities:
Stock issued for warrants exchange		0
Exercise of liability classified warrants	0	130
Total non-cash financing activities	$ 0	$ 130