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Significant Accounting Policies (Details 4) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Numerator:    
Net loss $ (3,279) $ (2,966)
Add: Loss attributed to preferred stock [1] 147
Less: Deemed dividend with respect to right for future investment 292 3
Net loss applicable to stockholders of Common Stock $ (3,571) $ (2,969)
Denominator:    
Shares of common stock used in computing basic and diluted net loss per share 5,649,262 3,438,842
Net loss per share of Common stock, basic and diluted $ (0.61) $ (0.86)
[1] During the year ended December 31, 2018 the Company issued preferred stock as part of the October 2018 transaction. These preferred shares are participating securities as described in Note 12.j. During the years ended December 31, 2018 and 2017 there were no other potentially dilutive instruments.