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SUBSEQUENT EVENTS - Note Receivable Transaction (Details) | Oct. 08, 2021 USD ($) item $ / shares | Sep. 30, 2021 USD ($) $ / shares | Sep. 03, 2021 $ / shares | Aug. 19, 2021 $ / shares | Jul. 26, 2021 $ / shares | Jul. 22, 2021 $ / shares | May 26, 2021 $ / shares | Sep. 30, 2020 USD ($)
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Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Notes Receivable |  | $ 90,552 |  |  |  |  |  | $ 79,939
Warrants exercise price | $ / shares |  | $ 0.6877 | $ 0.6877 | $ 0.6877 | $ 0.6877 | $ 0.6877 | $ 0.6877 |
Subsequent event | CEO cast |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Value of Warrants to Acquire Shares of Common Stock | $ 15,000,000 |  |  |  |  |  |  |
Notes Receivable | 15,000,000 |  |  |  |  |  |  |
Interest amount | $ 0 |  |  |  |  |  |  |
Number of equal monthly installments | item | 6 |  |  |  |  |  |  |
Warrants exercise price | $ / shares | $ 0.001 |  |  |  |  |  |  |
Percentage Of 2,500,000 Used To Calculate Number Of Shares | 125.00% |  |  |  |  |  |  |
Value By Which 125% Is Multiplied To Calculate Number Of Shares | $ 2,500,000 |  |  |  |  |  |  |

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