Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

General (Details)

General (Details) - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Jun. 06, 2019
Dec. 31, 2019
Dec. 31, 2018
General (Textual)      
Accumulated deficit   $ (67,260) $ (56,096)
Common stock, description The Company's shareholders approved a reverse share split of the Company's ordinary shares at a ratio of 1-for-50, such that each fifty (50) ordinary shares, par value NIS 0.03 per share, will be consolidated into one (1) ordinary share, par value NIS 1.50.    
Ordinary share, description   The Company's ADSs, such that its ratio of ADSs to ordinary shares changed from one (1) ADS representing fifty (50) ordinary shares to a new ratio of one (1) ADS representing one (1) ordinary share. The first date when the Company's ADSs began trading on the Nasdaq Capital Market after implementation of the reverse split and concurrent ratio change was July 15, 2019.  
Maximum [Member]      
General (Textual)      
Common shares issued 191,000    
Common shares outstanding 191,000    
Minimum [Member]      
General (Textual)      
Common shares issued 3,800    
Common shares outstanding 3,800