Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details)

v3.20.2
Subsequent Events (Details) - USD ($)
Jul. 15, 2020
Mar. 20, 2020
Jun. 30, 2020
Dec. 31, 2019
Subsequent Event [Line Items]        
Class of warrant or right, outstanding (in shares)     3,836,112 3,836,112
Convertible notes        
Subsequent Event [Line Items]        
Repayments of debt   $ 2,084,000    
Proceeds from issuance of debt   $ 1,751,000    
Interest rate (as a percent)     7.00%  
Conversion price (in dollars per share)     $ 11.50  
Subsequent Event | Warrant        
Subsequent Event [Line Items]        
Warrant, term 3 years      
Class of warrant or right, outstanding (in shares) 2,160,000      
Period to file registration statement 60 days      
Period for registration statement to be declared effective 90 days      
Subsequent Event | Common Stock | Warrant        
Subsequent Event [Line Items]        
Exercise price per share (in dollars per share) $ 4.00      
Subsequent Event | Convertible notes        
Subsequent Event [Line Items]        
Interest rate (as a percent) 7.00%      
Interest rate, restricted principal (as a percent) 3.00%      
Monthly amortization payments (as a percent) 5.56%      
Installment conversion, redemption price (as a percent) 107.00%      
Redemption price (as a percent) 107.00%      
Subsequent placement optional redemption, maximum net proceeds from placement (as a percent) 40.00%      
Subsequent placement optional redemption, redemption price (as a percent) 107.00%      
Debt default, redemption price (as a percent) 115.00%      
Redemption price of outstanding principal (as a percent) 115.00%      
Redemption price of market value of shares of common stock (as a percent) 115.00%      
Redemption price of aggregate cash consideration payable (as a percent) 115.00%      
Conversion price (in dollars per share) $ 3.00      
Installment conversion, lowest volume weighted average price (as a percent) 85.00%      
Minimum available cash required at end of each fiscal quarter $ 500,000      
Maximum amount of securities sold in equity offerings (as a percent) 30.00%      
Subsequent Event | Convertible notes | Series A Note        
Subsequent Event [Line Items]        
Principal amount of note $ 4,320,000      
Original issue discount 320,000      
Subsequent Event | Convertible notes | Series B Note        
Subsequent Event [Line Items]        
Principal amount of note 17,280,000      
Original issue discount 1,280,000      
Subsequent Event | Secured Debt | Investor Note        
Subsequent Event [Line Items]        
Principal amount of note $ 16,000,000