Summary of Significant Accounting Policies (Details 1) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
		Dec. 31, 2017	Dec. 31, 2016
Numerator:
Net loss attributable to common stockholders		$ (19,384)	$ (13,264)
Net loss from discontinued operations attributable to common stockholders		(2,459)	(13,264)
Accretion of dividend for the period (*)	[1]	3
Participation of stockholders of series A preferred stock in the net loss from continuing operations		(1,365)
Net loss from continuing operations attributable to common stockholders		$ 15,563
Denominator:
Shares of common stock used in computing basic and diluted net loss per share		5,073,751	4,171,549
Net loss per share of Ordinary Share from continuing operations, basic and diluted		$ (3.07)

[1] The net loss used for the computation of basic and diluted net loss per share for the year ended December 31, 2017, includes the dividend requirement of 8% per share per annum for the Series B preferred stock, compounded annually which shall be distributed to stockholders in case of distributable assets determined in the Company's certificate of designation (the "Certificate of Designation") under the liquidation preference right (see also Note 14).