Quarterly report pursuant to Section 13 or 15(d)

Common and Preferred Stock (Details)

v3.21.1
Common and Preferred Stock (Details)
1 Months Ended 3 Months Ended 12 Months Ended
Jan. 27, 2021
$ / shares
Nov. 16, 2020
$ / shares
shares
Oct. 15, 2018
USD ($)
$ / shares
shares
Oct. 15, 2018
USD ($)
$ / shares
shares
Oct. 10, 2018
shares
Sep. 11, 2017
USD ($)
D
$ / shares
shares
Jan. 31, 2021
USD ($)
shares
Oct. 31, 2018
$ / shares
Mar. 31, 2021
USD ($)
$ / shares
shares
Mar. 31, 2020
USD ($)
shares
Dec. 31, 2020
USD ($)
$ / shares
shares
Feb. 28, 2021
shares
Jan. 26, 2021
Nov. 15, 2020
$ / shares
Nov. 06, 2020
$ / shares
Nov. 05, 2020
$ / shares
Dec. 31, 2017
USD ($)
Aug. 05, 2016
Proceeds from Issuance or Sale of Equity | $     $ 18,600,000 $ 18,600,000                            
Stock Issued During Period, Shares, New Issues | shares             78,700,000                      
Preferred Stock, Par or Stated Value Per Share | $ / shares   $ 0.0010             $ 1,000   $ 1,000              
Exercise price per warrant | $ / shares   $ 0.69 $ 1.38 $ 1.38       $ 1.38           $ 1.38 $ 0.69 $ 1.38    
Effect of Warrant exercise price adjustment | $                     $ 880,000              
Percentage of issue of the public offering               120.00%                    
Common stock issued upon conversion | shares                       8,996,768            
Preferred Stock, Shares Outstanding | shares                 0   3,973              
Proceeds from Issuance of Common Stock | $             $ 65,000,000   $ 65,960,000 $ 0                
Over-Allotment Option [Member]                                    
Stock Issued During Period, Shares, New Issues | shares   2,428,825     2,428,825                          
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | shares   2,428,825     2,428,825                          
Issue of warrants to purchase common stock | shares         1,807,826                          
Fbr Capital Markets Co [Member]                                    
Brokerage Commission percentage                                   3.00%
Series A Preferred Stock [Member]                                    
Preferred Stock Conversion Price Per Share | $ / shares $ 18.90         $ 0.54                        
Accretion of preferred discount | $                                 $ 6,900,000  
Preferred Stock, Dividend Rate, Percentage           2.00%                        
Preferred Stock, Convertible, Conversion Price, Increase | $ / shares 18.90                                  
Preferred Stock, Convertible, Conversion Price, Decrease | $ / shares $ 1.50                                  
Convertible Preferred Stock, Terms of Conversion           (i) a 19.99% blocker provision to comply with NYSE American Listing Rules, (ii) if so elected by the Investor, a 4.99% blocker provision that will prohibit beneficial ownership of more than 4.99% of the outstanding shares of the Company's common stock or voting power at any time, and (iii) applicable regulatory restrictions.                        
Debt Instrument, Convertible, Threshold Trading Days | D           20                        
Debt Instrument, Convertible, Threshold Consecutive Trading Days | D           30                        
Dividends Payable, Amount Per Share | $ / shares           $ 70.00                        
Adjustments to Additional Paid in Capital, Stock Split | $           $ 7,875.00                        
preferred stock accrued dividends | $                 $ 24,000 $ 62,000                
Maximum percentage 9.99%                       4.99%          
Common stock issued upon conversion | shares                 9,000,000                  
Preferred Stock, Shares Outstanding | shares                       120,000            
Accretion of Preferred Stock Deemed Dividend | $                 $ 7,400,000                  
Series A Preferred Stock [Member] | Private Placement [Member]                                    
Stock Issued During Period, Shares, New Issues | shares           120,000                        
Preferred Stock, Par or Stated Value Per Share | $ / shares           $ 0.001                        
Proceeds from Issuance of Convertible Preferred Stock | $           $ 12,000,000                        
Sale of Stock, Consideration Received Per Transaction | $           $ 100                        
Series B Preferred Stock [Member]                                    
Stock Issued During Period, Value, Issued for Services | $     $ 1,000 $ 1,000                            
Preferred Stock, Par or Stated Value Per Share | $ / shares     $ 1,000 $ 1,000                            
Preferred Stock Conversion Price Per Share | $ / shares     $ 1.15 $ 1.15                            
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | shares     13,672,173 13,672,173                            
Conversion of Stock, Shares Converted | shares     13,672,173 13,672,173         3,973 1,073                
Accretion of preferred discount | $                 $ 1,500,000 $ 404,000                
preferred stock accrued dividends | $                 $ 1,497,000 $ 404,000                
Common Class A [Member]                                    
Stock Issued During Period, Shares, New Issues | shares     2,520,000 2,520,000                            
Shares Issued, Price Per Share | $ / shares     $ 1.15 $ 1.15                            
Exercise price per warrant | $ / shares     $ 1.38 $ 1.38                            
Percentage of issue of the public offering                 120.00%                  
Common Class B [Member]                                    
Stock Issued During Period, Shares, New Issues | shares     15,723 15,723                            
Preferred Stock, Par or Stated Value Per Share | $ / shares     $ 1,000 $ 1,000                            
Preferred Stock Conversion Price Per Share | $ / shares     $ 1.15 $ 1.15