| Schedule of Derivative Liabilities at Fair Value [Table Text Block] |
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Fair Value Measurements Using Significant Unobservable Inputs - Nine Months Ended June 30, 2023
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(Level 3)
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Series G
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Series H
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Beginning balance at September 30, 2022
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$ |
748,275 |
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$ |
459,200 |
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Exchange of warrants into common stock
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(13,948 |
)
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(35,330 |
)
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Extinguishment of derivative liabilities
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(734,327 |
)
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(423,870 |
)
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Ending balance at June 30, 2023
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$ |
- |
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$ |
- |
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Fair Value Measurements Using Significant Unobservable Inputs - Nine Months Ended June 30, 2022
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(Level 3)
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Series F
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Series G
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Series H
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Beginning balance at September 30, 2021
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$ |
1,000,000 |
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|
$ |
748,275 |
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|
$ |
459,200 |
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Issuances
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|
- |
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- |
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|
- |
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Adjustments to estimated fair value
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|
- |
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- |
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- |
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Expiration of derivative liability
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(1,000,000 |
)
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- |
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- |
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Ending balance at June 30, 2022
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|
$ |
- |
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|
$ |
748,275 |
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|
$ |
459,200 |
|
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| |
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Series F
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Series G
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Series H
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Beginning balance at September 30, 2021
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|
$ |
1,000,000 |
|
|
$ |
748,275 |
|
|
$ |
459,200 |
|
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Issuances
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|
|
- |
|
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- |
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- |
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Adjustments for the expiration of warrant
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(1,000,000 |
)
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- |
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- |
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Ending balance at September 30, 2022
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|
$ |
- |
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$ |
748,275 |
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|
$ |
459,200 |
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| |
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Series F
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|
Series G
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Series H
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Beginning balance at September 30, 2020
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$ |
1,000,000 |
|
|
$ |
748,275 |
|
|
$ |
568,144 |
|
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Issuances
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|
|
- |
|
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|
- |
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|
- |
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Adjustments to estimated fair value
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|
- |
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- |
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(108,944 |
)
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Ending balance at September 30, 2021
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$ |
1,000,000 |
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|
$ |
748,275 |
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|
$ |
459,200 |
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| Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] |
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Series G
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Series H
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Closing price per share of Common Stock
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$ |
32.80 |
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$ |
32.80 |
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Exercise price per share
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$ |
1,120.00 |
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$ |
640.00 |
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Expected volatility
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|
179.41 |
%
|
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|
141.03 |
%
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Risk-free interest rate
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|
4.91 |
%
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|
4.75 |
%
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Dividend yield
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|
- |
|
|
|
- |
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Remaining expected term of underlying securities (years)
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|
0.24 |
|
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|
1.31 |
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| |
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Series G
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Series H
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Closing price per share of Common Stock
|
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$ |
30.72 |
|
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$ |
30.72 |
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Exercise price per share
|
|
$ |
1,120.00 |
|
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$ |
640.00 |
|
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Expected volatility
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|
132.97 |
%
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|
122.50 |
%
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Risk-free interest rate
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|
4.05 |
%
|
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|
4.14 |
%
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Dividend yield
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|
- |
|
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|
- |
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Remaining expected term of underlying securities (years)
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|
0.69 |
|
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|
1.57 |
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| |
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Series G
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Series H
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Closing price per share of Common Stock
|
|
$ |
30.72 |
|
|
$ |
30.72 |
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| |
|
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|
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|
|
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Exercise price per share
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|
$ |
1,120.00 |
|
|
$ |
640.00 |
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| |
|
|
|
|
|
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|
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|
Expected volatility
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|
|
132.97 |
%
|
|
|
122.50 |
%
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| |
|
|
|
|
|
|
|
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Risk-free interest rate
|
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|
4.05 |
%
|
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|
4.14 |
%
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| |
|
|
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|
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Dividend yield
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|
- |
|
|
|
- |
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| |
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|
|
|
|
|
|
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Remaining expected term of underlying securities (years)
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|
0.69 |
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|
1.57 |
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| |
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Series F
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Series G
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Series H
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Closing price per share of Common Stock
|
|
$ |
0.96 |
|
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$ |
0.96 |
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$ |
0.96 |
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Exercise price per share
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$ |
1,200.00 |
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$ |
1,120.00 |
|
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$ |
640.00 |
|
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Expected volatility
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|
90.28 |
%
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|
87.40 |
%
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|
86.59 |
%
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Risk-free interest rate
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|
0.04 |
%
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|
0.19 |
%
|
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|
0.41 |
%
|
|
Dividend yield
|
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|
- |
|
|
|
- |
|
|
|
- |
|
|
Remaining expected term of underlying securities (years)
|
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|
0.34 |
|
|
|
1.70 |
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|
2.58 |
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