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DERIVATIVE WARRANT LIABILITY FROM FINANCING AND CONVERTIBLE NOTE - Carrying Amounts (Details) - USD ($)
 1 Months Ended 2 Months Ended 3 Months Ended 7 Months Ended 9 Months Ended 12 Months Ended
Aug. 17, 2020
Jul. 23, 2020
May 28, 2020
Sep. 30, 2020
Jun. 30, 2020
Jun. 30, 2020
Mar. 31, 2019
Jan. 31, 2019
Dec. 31, 2017
Mar. 31, 2020
Dec. 31, 2020
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
Dec. 31, 2020
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
May 26, 2020
Jun. 30, 2019
Carrying amounts of derivative financial liability and convertible notes                                          
Number of warrants outstanding                                         0
Fair value               $ 190,303                   $ 190,303      
Amortization of deferred loss                                 $ 3,494,501   $ 46,894,189    
Fair value adjustment             $ (17,505)                       (11,733,761)    
Balance, Derivative financial liability                                     190,303    
Derivative financial liability and convertible note                                          
Balance, 2020 Convertible notes and warrants and derivative liabilities                     $ 1,522,054         $ 1,522,054 1,522,054        
Series A Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Cancellation of Warrants                                 (101,750)        
Series B Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Add: Deferred loss                                   $ (16,931) $ (1,004,195)    
Number of warrants exercised                                   822,192 9,451,780    
Series C Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Add: Deferred loss                                   $ (5,638)      
Number of warrants exercised                                   822,192 9,451,780    
Series D Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Number of warrants exercised                                     1,698,841    
Series F Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Add: Deferred loss                                     $ (29,085,125)    
Number of warrants exercised                                     22,431,506    
Series A Units                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Fair value               35,693                   $ 35,693      
Fair value adjustment             (5,575)                       $ 1,190,630    
Balance, Derivative financial liability                                     35,693    
Series A Units | Series A Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Fair value                       $ 807,977                  
Balance, Derivative financial liability         $ 807,977 $ 807,977         $ 2,051,657   $ 807,977     $ 2,051,657 $ 2,051,657        
Number of warrants cancelled                                 35,950,340        
Cancellation of Warrants                                 $ (24,480)        
Series B Units                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Fair value               82,523                   82,523      
Fair value adjustment             (5,253)                       (8,411,543)    
Balance, Derivative financial liability                                     82,523    
Series B Units | Series A Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Cancellation of Warrants                                 $ (77,270)        
Series E Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Fair value               $ 72,087                   72,087      
Fair value adjustment             (6,677)                       (4,512,848)    
Balance, Derivative financial liability                                     72,087    
Series E Warrants | Series E Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Number of warrants cancelled                                 22,431,506        
Cancellation of Warrants                                 $ (65,410)        
Series C Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Exercise of Warrants             $ (5,638)                            
Series C Warrants | Series C Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Exercise of Warrants                                 $ 822,192        
January 2020 Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Number of warrants outstanding                     250,000         250,000 250,000        
Fair value                     $ 47,856 64,422 22,644     $ 22,644          
Add: Deferred loss                   $ (223,791)                      
Amortization of deferred loss                   30,240 5,168 5,168 22,488                
Fair value adjustment on exercised warrants                   (3,885,746)     (969,133)                
Fair value adjustment                   (1,715,390) (41,677) (21,734) (45,897)                
Fair value adjustment, realized gain (loss)                   422,102     (957,847)                
Derecognition of deferred loss                   93,813     76,473                
Balance, Derivative financial liability       $ 47,856 $ 64,422 64,422       22,644 $ 11,347 47,856 64,422 $ 22,644   $ 11,347 $ 11,347        
Unrealized Gain on Warrants Exercised                   3,885,746     969,133                
January 2020 Warrants | Series A Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Fair value                   6,145,620                      
Number of warrants exercised         1,185,000                                
January 2020 Warrants | Series B Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Number of warrants exercised         991,940                                
January 2020 Warrants | Pre Funded Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Number of warrants exercised               1,241,490                          
May 2020 Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Number of warrants outstanding                     648,910         648,910 648,910        
Fair value         $ 4,526,732           $ 173,539 1,048,732                  
Add: Deferred loss                       1,843,332 (2,464,696)                
Amortization of deferred loss                     35,644 35,644 55,709                
Fair value adjustment                     (465,822) (106,350) (1,069,013)                
Balance, Derivative financial liability       173,539 1,048,732 1,048,732         $ (256,639) 173,539 1,048,732     $ (256,639) $ (256,639)        
Number of warrants exercised 501,000 1,424,049                                      
May 2020 Warrants | July 23 warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Fair value adjustment on exercised warrants                       (2,082,598)                  
Unrealized Gain on Warrants Exercised                       2,082,598                  
May 2020 Warrants | August 17 Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Fair value adjustment on exercised warrants                       (565,221)                  
Unrealized Gain on Warrants Exercised                       565,221                  
2020 June Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Number of warrants outstanding                     2,912,277         2,912,277 2,912,277        
Fair value                     $ 1,367,053 1,799,978                  
Add: Deferred loss                         (448,877)                
Amortization of deferred loss                     56,571 56,571 8,609                
Fair value adjustment                     (1,472,800) (489,496) (164,711)                
Balance, Derivative financial liability       1,367,053 1,799,978 1,799,978         $ (49,176) 1,367,053 1,799,978     $ (49,176) $ (49,176)        
2020 June Warrants | Series A Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Fair value                       2,404,957                  
Balance, Derivative financial liability         2,404,957 2,404,957             2,404,957                
2020 August Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Number of warrants outstanding                     3,399,579         3,399,579 3,399,579        
Fair value                     $ (759,991)                    
Add: Deferred loss       (3,167,758)                                  
Amortization of deferred loss       212,630             399,224                    
Fair value adjustment       (1,315,978)             (1,834,325)                    
Balance, Derivative financial liability       (759,991)             $ (2,195,092) (759,991)       $ (2,195,092) $ (2,195,092)        
2020 August Warrants | Series A Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Fair value       3,511,115                                  
2020 December Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Number of warrants outstanding                     6,230,803         6,230,803 6,230,803        
Add: Deferred loss                     $ (1,278,414)                    
Amortization of deferred loss                     40,279                    
Fair value adjustment                     370,769                    
Balance, Derivative financial liability                     $ 1,184,291         $ 1,184,291 $ 1,184,291        
2020 Settlement Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Number of warrants outstanding                     500,000         500,000 500,000        
Fair value                     $ 517,290 575,935                  
Fair value adjustment                     (315,617) (58,645) (232,042)                
Balance, Derivative financial liability     $ 807,977 517,290 575,935 575,935         $ 201,673 517,290 575,935     $ 201,673 $ 201,673        
2020 Repayment Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Number of warrants outstanding                     650,296         650,296 650,296        
Fair value                     $ 161,720                    
Fair value adjustment                     (152,272)                    
Balance, Derivative financial liability       161,720             9,448 161,720       $ 9,448 $ 9,448        
2020 Repayment Warrants | Series A Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Fair value                     161,720                    
Balance, Derivative financial liability       161,720               161,720                  
2017 Convertible notes                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Fair value               $ 14,617,336 $ 26,100,900       3,783,494 5,400,189   3,783,494 5,400,189 14,617,336      
Add: Deferred loss                 $ (5,113,917)                        
Exercise of Warrants                               (1,293,093)   (13,095,938)      
Fair value adjustment Settlement Warrants                               (807,977)          
Fair value adjustment                           (1,599,573)   1,214,576   3,878,791      
Fair value adjustment, (unrealized) loss due to changes in credit spread                           (17,122)              
Re-payment of convertible note                               $ (2,897,000)          
Balance, Derivative financial liability                   3,783,494       3,783,494 $ 5,400,189     $ 5,400,189 14,617,336    
Number of warrants exercised                               1,016,000   11,197,000      
Derivative financial liability and convertible note                                          
Convertible Notes (current)                             5,400,189     $ 5,400,189 1,423,224    
Convertible Notes (non-current)                                     $ 13,194,112    
2019 Convertible notes                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Fair value                     5,957,564 9,714,498 6,454,757 9,265,480 9,775,000 $ 6,454,757 9,265,480        
Fair value adjustment                     66,203 136,921 1,370,016 (1,533,410) (509,520)            
Fair value adjustment, realized gain (loss)                     (128,776) 1,034,861 (413,681) (143,750)              
Fair value adjustment, (unrealized) loss due to changes in credit spread                     300,366 110,229 2,303,406 (1,421,063)              
Fair value adjustment, Repayment warrants                       (161,720)                  
Balance, Derivative financial liability       5,957,564 9,714,498 9,714,498       $ 6,454,757 6,195,357 5,957,564 9,714,498 $ 6,454,757 9,265,480 6,195,357 6,195,357 9,265,480      
Derivative financial liability and convertible note                                          
Convertible Notes (current)                     38,633       1,090,561 38,633 38,633 1,090,561      
Convertible Notes (non-current)                     6,156,724       $ 8,174,919 6,156,724 6,156,724 $ 8,174,919   $ 1,016,000  
2019 Convertible notes | Convertible Note July 23 Conversion                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Re-payment of convertible note                       (3,613,341)                  
2019 Convertible notes | Convertible Note August 17 Conversion                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Re-payment of convertible note                       (1,263,884)                  
2020 Convertible notes                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Fair value           6,449,634         2,796,726 2,619,248                  
Add: Deferred loss           (3,511,670)                              
Amortization of deferred loss           79,373         221,283 216,282                  
Fair value adjustment           (438,810)         (450,279) (186,531)                  
Fair value adjustment, realized gain (loss)           34,985         (97,172) 99,712                  
Fair value adjustment, (unrealized) loss due to changes in credit spread           5,736         145,644 48,015                  
Balance, Derivative financial liability       $ 2,796,726 $ 2,619,248 $ 2,619,248         2,616,202 $ 2,796,726 $ 2,619,248     2,616,202 2,616,202        
Derivative financial liability and convertible note                                          
Convertible Notes (current)                     37,525         37,525 37,525        
Convertible Notes (non-current)                     2,578,677         2,578,677 2,578,677        
Balance, 2020 Convertible notes and warrants and derivative liabilities                     1,522,054         1,522,054 1,522,054        
2020 Convertible notes and warrants and derivative liabilities, current                     37,525         37,525 37,525        
2020 Convertible notes and warrants and derivative warrant liabilities                     1,484,529         1,484,529 1,484,529        
2020 Convertible notes | January 2020 Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Balance, Derivative financial liability                     11,347         11,347 11,347        
2020 Convertible notes | May 2020 Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Balance, Derivative financial liability                     (256,639)         (256,639) (256,639)        
2020 Convertible notes | 2020 June Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Balance, Derivative financial liability                     (49,176)         (49,176) (49,176)        
2020 Convertible notes | 2020 August Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Balance, Derivative financial liability                     (2,195,092)         (2,195,092) (2,195,092)        
2020 Convertible notes | 2020 December Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Balance, Derivative financial liability                     1,184,291         1,184,291 1,184,291        
2020 Convertible notes | 2020 Settlement Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Balance, Derivative financial liability                     201,673         201,673 201,673        
2020 Convertible notes | 2020 Repayment Warrants                                          
Carrying amounts of derivative financial liability and convertible notes                                          
Balance, Derivative financial liability                     $ 9,448         $ 9,448 $ 9,448