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DEFICIENCY IN STOCKHOLDERS' EQUITY - Additional Information (Details)
 3 Months Ended 12 Months Ended
Sep. 19, 2022
USD ($)
Vote
$ / shares
shares
Feb. 10, 2022
USD ($)
Jun. 30, 2022
USD ($)
Sep. 30, 2022
USD ($)
D
Vote
$ / shares
shares
Sep. 30, 2021
USD ($)
$ / shares
shares
Nov. 05, 2022
USD ($)
shares
Jan. 31, 2022
$ / shares
Oct. 08, 2021
USD ($)
shares
May 07, 2021
USD ($)
$ / shares
shares
May 06, 2021
$ / shares
Sep. 30, 2020
USD ($)
Class of Stock [Line Items]                      
Preferred Stock, par value | $ / shares       $ 0.001 $ 0.001            
Preferred Stock, shares authorized       500,000,000 500,000,000            
Accrued dividend | $       $ 7,762,255              
Number of votes per share | Vote       1,000              
Common Stock, shares authorized       1,750,000,000 1,750,000,000            
Common Stock, par value | $ / shares       $ 0.001 $ 0.001            
Common Stock, shares issued       833,468,180 7,048,387            
Common Stock, shares outstanding       833,468,180 7,048,387            
Maximum number of warrants can purchase           7,010,093          
Preferred stock discount | $       $ 19,595,915 $ 8,211,648            
Initial financial costs | $       484,421,258              
Fair value of common stock warrants | $       84,799,179              
Proceeds from issue of prefunded warrants | $       15,000,000              
Promissory Notes                      
Class of Stock [Line Items]                      
Preferred stock discount | $       $ 19,032,382 $ 8,026,328            
2021 Warrants                      
Class of Stock [Line Items]                      
Warrants exercise price | $ / shares         $ 0.69            
Warrants exercised         0            
Fair value of warrants | $         $ 4,924,447           $ 540,905
Warrants term         5 years            
Preferred C Warrants 2022                      
Class of Stock [Line Items]                      
Warrants to acquire shares of common stock       533,214,489              
Preferred stock dividends declared or paid | $   $ 32,735,345                  
Warrants exercise price | $ / shares       $ 8.834              
Fair value of warrants | $       $ 554,371,539              
Warrants term       5 years              
Initial expense upon issuance of warrants | $       $ 429,883,573              
Gain (loss) on cashless exercise of warrants | $       $ 121,153,249              
Exercised on a cash-less basis       41,949,279              
Exercisable on a cash-less basis       89,092,811              
Fair market value of cashless warrant exercisable | $       $ 29,400,627              
Preferred stock discount | $       137,090,205              
Amortization of financing costs | $       292,793,368              
Fair value of common stock warrants | $       $ 2,973,276              
Preferred D Warrants 2022                      
Class of Stock [Line Items]                      
Shares of common stock issuable upon conversion (as a percent)       185.00%              
Preferred stock conversion price | $ / shares       $ 0.4379              
Warrants exercise price | $ / shares       $ 1.27              
Warrants term       5 years              
Gain (loss) on cashless exercise of warrants | $       $ 860,866              
Exercised on a cash-less basis       0              
Exercisable on a cash-less basis       167,874,398              
Fair market value of cashless warrant exercisable | $       $ 55,398,551              
Initial financial costs | $       54,537,685              
Fair value of common stock warrants | $       $ 147,864,810              
Dollar15 Million Notes Receivable Warrants                      
Class of Stock [Line Items]                      
Warrants to acquire shares of common stock               15,000,000      
Proceeds from issue of prefunded warrants | $     $ 14,343,550                
Dollar15 Million Notes Receivable Warrants | Promissory Notes                      
Class of Stock [Line Items]                      
Face amount of debt | $               $ 15,000,000      
Proceeds from financing | $     $ 15,000,000                
Dollar10.5 Million Warrants Issuance                      
Class of Stock [Line Items]                      
Number of shares issued (in shares)         2,193,533            
Proceeds from issue of prefunded warrants | $         $ 10,500,000            
Warrants issued (in shares)         154,592            
Series A Preferred Stock                      
Class of Stock [Line Items]                      
Preferred Stock, shares authorized       200,000 200,000            
Preferred Stock, shares issued       1,924 100,363            
Conversion ratio       0.01              
Reverse stock ratio       1              
Price per share in purchase agreement (USD per share) | $ / shares       $ 1.29              
Series B Preferred Stock                      
Class of Stock [Line Items]                      
Preferred Stock, shares authorized       12,000,000 12,000,000            
Preferred Stock, shares issued       0 5,567,319            
Original issue price | $ / shares       $ 8.84              
Series C Preferred Stock                      
Class of Stock [Line Items]                      
Preferred Stock, shares authorized       40,000,000 40,000,000            
Preferred Stock, shares issued       1,360,321 0            
Number of Days Notice For Stock Redemption | D       15              
Percentage of redemption price in first year       0.00%              
Percentage of redemption price in second year       120.00%              
Percentage of redemption price in third year       115.00%              
Percentage of redemption price in fourth year       110.00%              
Percentage of redemption price in fifth year       105.00%              
Percentage of redemption price in sixth year and thereafter       100.00%              
Maximum number of shares can purchase           2,336,690          
Original issue price | $ / shares       $ 8.84              
Ratio of trading price to conversion price       0.02              
Trading days | D       20              
Consecutive trading days | D       30              
Value of average daily trading dollar volume | $       $ 4,000,000.0              
Series D Preferred Stock                      
Class of Stock [Line Items]                      
Maximum number of shares authorized for issuance 87,500,001                    
Preferred Stock, shares authorized       437,500,001 437,500,001            
Preferred Stock, shares issued       4,359,652 0            
Minimum term of shares issued and outstanding       1 year              
Preferred stock redemption, number of trading days | D       20              
Preferred stock redemption, number of consecutive trading days | D       30              
Percentage of redemption price in first year       0.00%              
Percentage of redemption price in second year       120.00%              
Percentage of redemption price in third year       115.00%              
Percentage of redemption price in fourth year       110.00%              
Percentage of redemption price in fifth year       105.00%              
Percentage of redemption price in sixth year and thereafter       100.00%              
Number of votes per share | Vote 1                    
Share price (in dollars per share) | $ / shares       $ 1.27              
Ratio of trading price to conversion price       0.02              
Trading days | D       20              
Consecutive trading days | D       30              
Value of average daily trading dollar volume | $       $ 27,500,000              
Series B And C Preferred Stock [Member]                      
Class of Stock [Line Items]                      
Conversion ratio       0.01     12.846        
Preferred stock conversion price | $ / shares             $ 8.84        
Securities Purchase Agreement                      
Class of Stock [Line Items]                      
Warrants to acquire shares of common stock                 75,990,980    
Value of shares agreed to be purchased by investor | $           $ 20,000,000     $ 20,000,000    
Warrants exercise price | $ / shares                 $ 0.6877 $ 0.6877  
Maximum number of shares can purchase           2,637,524          
Maximum number of warrants can purchase           7,912,574          
Share price (in dollars per share) | $ / shares                 $ 0.6877    
Warrants term                 5 years 5 years  
Conversion of stock, shares issued       0.078              
Securities Purchase Agreement | Series C Preferred Stock                      
Class of Stock [Line Items]                      
Value of shares agreed to be purchased by investor | $           $ 40,000,000          
Maximum number of shares can purchase                 29,082,449    
Securities Purchase Agreement | Series D Preferred Stock                      
Class of Stock [Line Items]                      
Number of shares issued (in shares) 79,926,925                    
Warrants to acquire shares of common stock 147,864,810                    
Preferred Stock, par value | $ / shares $ 0.001                    
Preferred stock conversion price | $ / shares 0.6877                    
Amendment No. 2 to SPA                      
Class of Stock [Line Items]                      
Price per share in purchase agreement (USD per share) | $ / shares $ 1.27                    
Shares of common stock issuable upon conversion (as a percent) 185.00%                    
Amendment No. 2 to SPA | Series D Preferred Stock                      
Class of Stock [Line Items]                      
Value of shares agreed to be purchased by investor | $ $ 35,000,000