Annual report pursuant to Section 13 and 15(d)

Subsequent Events (Details)

v3.19.1
Subsequent Events (Details) - USD ($)
$ in Thousands
 1 Months Ended 12 Months Ended
Mar. 19, 2019
Feb. 24, 2019
Jan. 25, 2019
Jan. 18, 2019
Dec. 31, 2018
Dec. 31, 2017
Subsequent Events (Textual)            
Aggregate gross proceeds         $ 410
Issuance of common stock         1,083,096  
Subsequent Events [Member]            
Subsequent Events (Textual)            
Warrants for purchase 585,396          
Aggregate gross proceeds $ 5,820          
Gross proceeds received in cash 5,728          
Gross proceeds received in digital currencies $ 92          
Warrants exercised 8,272,023          
Issuance of common stock 7,517,334          
Cashless exercises 113,750          
Issuance of shares 103,837          
Issuance of warrants 103,837          
Subsequent Events [Member] | Rights [Member]            
Subsequent Events (Textual)            
Rights pursuant to Regulation CF offered       $ 1,070    
Proceeds from issuance of Rights pursuant to Regulation CF       134    
Intermediary fees       $ 67,100    
Series A convertible preferred stock [Member]            
Subsequent Events (Textual)            
Issuance of common stock         6,000  
Series A convertible preferred stock [Member] | Subsequent Events [Member]            
Subsequent Events (Textual)            
Preferred stock redeemed shares   2,500 3,000      
Redeemed amount   $ 2,600 $ 3,120      
Series A convertible preferred stock [Member] | Subsequent Events [Member] | Operating account [Member]            
Subsequent Events (Textual)            
Proceeds paid to redemptions $ 220          
Series A convertible preferred stock [Member] | Subsequent Events [Member] | Restricted cash account [Member]            
Subsequent Events (Textual)            
Proceeds paid to redemptions $ 5,500