Annual report pursuant to Section 13 and 15(d)

SALE OF COMMON STOCK (Details Narrative)

v3.22.0.1
SALE OF COMMON STOCK (Details Narrative) - USD ($)
1 Months Ended 2 Months Ended 3 Months Ended 12 Months Ended
Dec. 03, 2021
May 14, 2021
Feb. 09, 2021
Feb. 08, 2021
Jan. 11, 2021
Sep. 03, 2020
Jul. 13, 2020
Apr. 08, 2020
Mar. 03, 2020
Feb. 28, 2020
Feb. 11, 2020
Feb. 07, 2020
Jan. 16, 2020
Nov. 14, 2019
Aug. 20, 2019
Aug. 31, 2020
Feb. 29, 2020
Mar. 14, 2022
Mar. 31, 2020
Mar. 31, 2021
Dec. 31, 2021
Dec. 31, 2020
Class of Stock [Line Items]                                            
Preferred stock deemed dividend                                         $ 1,260,000
Proceeds from exercise of warrants                                         2,000 9,896,000
Warrants deemed dividend                                         $ 451,000
Warrants from Feb 2020 Financing [Member]                                            
Class of Stock [Line Items]                                            
Exercise price (in dollars per share)                               $ 0.57     $ 0.57   $ 0.57 $ 0.57
Number of exercised warrants                               2,200,000     10,800,000   3,400 13,000,000
Proceeds from exercise of warrants                               $ 1,300,000     $ 6,200,000   $ 2,000 $ 7,500,000
Warrants from Nov 2019 Financing [Member]                                            
Class of Stock [Line Items]                                            
Exercise price (in dollars per share)                                     $ 0.57     $ 0.57
Number of exercised warrants                                     2,300,000     2,300,000
Proceeds from exercise of warrants                                     $ 1,300,000     $ 1,300,000
Warrants deemed dividend                                 $ 500,000          
Series B Preferred Stock [Member]                                            
Class of Stock [Line Items]                                            
Number of shares converted (in shares)                                       5,313    
Purchase Agreement With Lincoln Park [Member] | Subsequent Event [Member]                                            
Class of Stock [Line Items]                                            
Number of shares issued (in shares)                                   22,000,000        
Proceeds from equity offerings                                   $ 4,500,000        
Purchase Agreement With Lincoln Park [Member] | Lincoln Park Capital Fund, LLC [Member]                                            
Class of Stock [Line Items]                                            
Commitment to purchase shares under agreement $ 80,000,000                                          
Number of shares issued (in shares) 2,909,091                                          
Number of shares issued, value $ 1,600,000                                          
Purchase Agreement 2021 [Member]                                            
Class of Stock [Line Items]                                            
Number of shares issued (in shares)                                         64,500,000  
Proceeds from equity offerings                                         $ 41,300,000  
Percentage of issuance by an issuer of common stock                                         19.99%  
Purchase Agreement 2021 [Member] | Lincoln Park Capital Fund, LLC [Member]                                            
Class of Stock [Line Items]                                            
Commitment to purchase shares under agreement   $ 80,000,000                         $ 15,000,000              
Number of shares issued (in shares)   1,280,000                                        
Number of shares issued, value   $ 1,600,000                         $ 200,000              
Underwriting Agreement [Member] | Common Class A [Member]                                            
Class of Stock [Line Items]                                            
Sale of stock, price (in dollars per share)                       $ 0.57                    
Number of shares sold                       3,837,000                    
Underwriting Agreement [Member] | Common Class B [Member]                                            
Class of Stock [Line Items]                                            
Sale of stock, price (in dollars per share)                       $ 1,000                    
Number of shares sold                       5,313                    
Conversion price (in dollars per share)                       $ 0.57                    
Number of shares of common stock convertible                       1,754.386                    
Number of warrants issued                       1,754.386                    
Exercise price (in dollars per share)                       $ 0.57                    
Warrant term                       5 years                    
Underwriting Agreement [Member] | Alliance Global Partners [Member]                                            
Class of Stock [Line Items]                                            
Number of shares issued (in shares)       58,333,334 50,000,000   20,940,000     14,550,000                        
Proceeds from equity offerings     $ 65,000,000   $ 36,900,000   $ 9,600,000   $ 14,800,000                          
Sale of stock, price (in dollars per share)       $ 1.20 $ 0.80   $ 0.50     $ 1.10                        
Cash fee     7.00%   7.00%                                  
Underwriting discount     $ 4,900,000   $ 2,800,000   $ 700,000   1,100,000                          
Expenses from sale of stock     $ 100,000   $ 300,000   $ 100,000   $ 100,000                          
Discount percentage             7.00%   7.00%                          
Underwriting Agreement [Member] | Alliance Global Partners [Member] | Class A Units [Member]                                            
Class of Stock [Line Items]                                            
Number of shares issued (in shares)                           547,420                
Underwriting Agreement [Member] | Alliance Global Partners [Member] | Class B Units [Member]                                            
Class of Stock [Line Items]                                            
Number of shares issued (in shares)                           7,938                
Sale of stock, price (in dollars per share)                           $ 1,000                
Underwriting Agreement [Member] | Alliance Global Partners [Member] | Class A Units [Member]                                            
Class of Stock [Line Items]                                            
Sale of stock, price (in dollars per share)                           1.94                
Underwriting Agreement [Member] | Alliance Global Partners [Member] | Warrants [Member] | Class B Units [Member]                                            
Class of Stock [Line Items]                                            
Exercise price (in dollars per share)                           $ 1.94                
Warrant term                           5 years                
Number of warrants to purchase to common stock per unit                           515.464                
Underwriting Agreement [Member] | Alliance Global Partners [Member] | Common Warrants [Member]                                            
Class of Stock [Line Items]                                            
Value of securities traded to trigger exercise of warrants                           $ 9,000,000                
Underwriting Agreement [Member] | Alliance Global Partners [Member] | Common Warrants [Member] | Class B Units [Member]                                            
Class of Stock [Line Items]                                            
Exercise price (in dollars per share)                           $ 1.94                
Warrant term                           12 months                
Number of warrants to purchase to common stock per unit                           257.732                
Underwriting Agreement [Member] | Alliance Global Partners [Member] | Common Class A And Class B [Member]                                            
Class of Stock [Line Items]                                            
Proceeds from equity offerings                       $ 6,500,000                    
Underwriting discount                       500,000                    
Expenses from sale of stock                       $ 500,000                    
Discount percentage                       7.00%                    
Underwriting Agreement [Member] | Alliance Global Partners [Member] | Series B Preferred Stock [Member]                                            
Class of Stock [Line Items]                                            
Preferred stock deemed dividend                     $ 1,300,000                      
Underwriting Agreement [Member] | Alliance Global Partners [Member] | Series A Preferred Stock [Member] | Class B Units [Member]                                            
Class of Stock [Line Items]                                            
Conversion price (in dollars per share)                           $ 1.94                
Number of shares of common stock convertible                           515.464                
Sales Agreement [Member] | Alliance Global Partners [Member]                                            
Class of Stock [Line Items]                                            
Offering price per agreement               $ 240,000,000                            
Commission to agent               3.00%                            
Sales Agreement [Member] | Subsequent Event [Member]                                            
Class of Stock [Line Items]                                            
Number of shares issued (in shares)                                   15,600,000        
Sales Agreement [Member] | Alliance Global Partners [Member]                                            
Class of Stock [Line Items]                                            
Proceeds from equity offerings                                         $ 69,300,000  
Number of shares sold                                         110,200,000  
Sales Agreement [Member] | Alliance Global Partners [Member] | Subsequent Event [Member]                                            
Class of Stock [Line Items]                                            
Number of shares issued (in shares)                                   15,600,000        
Proceeds from equity offerings                                   $ 4,300,000        
Purchase Agreement 2020 [Member]                                            
Class of Stock [Line Items]                                            
Number of shares issued (in shares)                                           25,400,000
Proceeds from equity offerings                                           $ 14,600,000
Percentage of issuance by an issuer of common stock                                           19.99%
Number of shares sold                                           26,000,000
Purchase Agreement 2020 [Member] | Lincoln Park Capital Fund, LLC [Member]                                            
Class of Stock [Line Items]                                            
Commitment to purchase shares under agreement           $ 30,000,000                                
Number of shares issued (in shares)           600,000                                
Number of shares issued, value           $ 498,000                                
Purchase Agreement 2019 [Member]                                            
Class of Stock [Line Items]                                            
Number of shares issued (in shares)                                           464,471
Proceeds from equity offerings                                           $ 300,000
Percentage of issuance by an issuer of common stock                         19.90%                  
Purchase Agreement 2019 [Member] | Lincoln Park Capital Fund, LLC [Member]                                            
Class of Stock [Line Items]                                            
Number of shares issued (in shares)                             35,529