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Stockholders' Equity and Redeemable Convertible Preferred Stock (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
May 03, 2018
Apr. 26, 2018
Mar. 19, 2018
Feb. 16, 2018
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Allocated stock based compensation         $ 28 $ 2 $ 208 $ 13
Unamortized stock-based compensation expense             14  
Three Directors [Member] | Restricted Stock Units [Member]                
Fair value of stock options granted       $ 27        
Number of options granted       20,000        
Director [Member]                
Shares price (in dollars per share) $ 1.04              
Fair value of stock options granted $ 46,000              
Number of options granted 50,000              
Employee [Member] | Employment Agreement [Member]                
Number of shares issued for services   25,410            
Fair value of shares issued for services   $ 27,000            
2014 Equity Incentive Plan [Member] | Three Directors [Member]                
Fair value of stock options granted             $ 200  
Number of options granted             150,000  
IPO [Member]                
Number of shares issued     2,222,222          
Net proceeds form offering     $ 3,000          
Shares price (in dollars per share)     $ 1.35