SELECTED STATEMENTS OF COMPREHENSIVE LOSS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Financial expenses:
Interest expense and bank fees	$ 97	$ 77
Issue costs allocated to warrants	784
Total financial expenses	881	77
Financial income:
Interest income	(74)	(50)
Re-evaluation of fair value of warrants to purchase Convertible Preferred Shares		(40)
Re-evaluation of fair value of warrants to purchase Ordinary Shares	(2,491)
Foreign currency translation adjustments	(217)	(75)
Total financial income	(2,782)	(165)
Financial expenses (income), net	(1,901)	(88)
Numerator:
Net loss	25,869	24,971
Dividends accumulated for the period		988
Net loss available to shareholders of Ordinary shares	$ 25,869	$ 25,959
Denominator:
Weighted average number of Ordinary Shares used in computing basic and diluted net loss per share	16,253,975	10,593,227
Preferred stock dividend rate (as a percent)	8.00%