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2. SUMMARY OF SIGNIFICANT POLICIES (Tables) | 3 Months Ended
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Dec. 31, 2020
Accounting Policies [Abstract] |
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Activities of Digital Currencies |
|  | Amount
Balance at September 30, 2020 |  | $ | —
Additions of digital currencies |  |  | 733,410
Realized gain on sale of digital currencies |  |  | 49,918
Sale of digital currencies |  |  | (375,887)
Balance at December 31, 2020 |  | $ | 407,441
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Useful Life of Property and Equipment |
|  | Useful life
Machinery and equipment |  |  | 3 - 5 years
Mining equipment |  |  | 3 years
Leasehold improvements |  |  | Shorter of estimated lease term or 5 years
Furniture and fixtures |  |  | 3 - 5 years
Financial Instruments Disclosure [Text Block] |
|  | Amount |  | Level 1 |  | Level 2 |  | Level 3
Derivative asset |  | $ | 1,094,775 |  |  | $ | — |  |  | $ | — |  |  | $ | 1,094,775
Investment in equity security |  |  | 136,500 |  |  |  | 136,500 |  |  |  | — |  |  | $ | —
Investment debt security |  |  | 500,000 |  |  |  | — |  |  |  | — |  |  |  | 500,000
Total |  | $ | 1,731,275 |  |  | $ | 136,500 |  |  | $ | — |  |  | $ | 1,594,775
Fair value measured at September 30, 2020
|  | Amount |  | Level 1 |  | Level 2 |  | Level 3
Derivative asset |  | $ | 2,115,269 |  |  | $ | — |  |  | $ | — |  |  | $ | 2,115,269
Investment in equity security |  |  | 210,000 |  |  |  | 210,000 |  |  |  | — |  |  | $ | —
Investment in debt security |  |  | 500,000 |  |  |  | — |  |  |  | — |  |  |  | 500,000
Total |  | $ | 2,825,269 |  |  | $ | 210,000 |  |  | $ | — |  |  | $ | 2,615,269
The below table presents the change in the fair value of the derivative asset and investment in debt security during the three months ended December 31, 2020:
SUMMARY OF SIGNIFICANT POLICIES - Fair Value of Drivative Asset |
|  | Amount
Balance at September 30, 2020 |  | $ | 2,615,269
Gain/(loss) on derivative asset |  |  | (1,020,494)
Balance at December 31, 2020 |  | $ | 1,594,775

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- Definition The entire disclosure for financial instruments. This disclosure includes, but is not limited to, fair value measurements of short and long term marketable securities, international currencies forward contracts, and auction rate securities. Financial instruments may include hedging and non-hedging currency exchange instruments, derivatives, securitizations and securities available for sale at fair value. Also included are investment results, realized and unrealized gains and losses as well as impairments and risk management disclosures. + References No definition available. + Details
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