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Equity Offerings (Details Narrative) - USD ($) |  |  | 12 Months Ended
--- | --- | --- | ---
Feb. 03, 2023 | Jun. 22, 2021 | Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2021
Sales of agreement amount |  |  | $ 142,400,000 | $ 142,400,000 |
Fair value of the initial commitment |  |  | 800,000 |  |
Incurred expenses |  |  | $ 100,000 |  |
Securities Purchase Agreement [Member] |  |  |  |  |
Number of common stock sold |  | 2,380,953 |  |  |
Sale of stock, per share |  | $ 21 |  |  |
Gross proceeds from sale of stock |  | $ 50,000,000 |  |  |
Net proceed |  | $ 46,902,981 |  |  |
Equity Offering Sales Agreement [Member] |  |  |  |  |
Number of common stock sold |  |  | 0 | 1,623,813 | 5,634,576
Net proceed |  |  |  | $ 20,300,000 | $ 76,700,000
Percentage of gross proceeds from sales |  |  | 3.00% |  |
Number of common stock sold, value |  |  |  | 21,000,000 |
Sold for gross proceeds amount |  |  |  |  | $ 79,100,000
Purchase Agreement 2023 [Member] | Lincoln Park Capital Fund L L C [Member] |  |  |  |  |
Value of shares obligated to purchase | $ 150,000,000 |  |  |  |
Number of shares issued, shares | 75,000 |  |  |  |
Pro rata basic number of shares obligated to purchase | 75,000 |  |  |  |
Proceeds from issuance or sale of equity | $ 150,000,000 |  |  |  |
Number of shares issued, value |  |  | $ 27,900,000 | $ 0 |
Amount of shares remain available |  |  | $ 122,100,000 |  |
Purchase Agreement 2023 [Member] | Lincoln Park Capital Fund L L C [Member] | Common Stock Including Commitment Shares [Member] |  |  |  |  |
Number of shares issued, shares |  |  | 3,288,943 | 0 |
Purchase Agreement 2023 [Member] | Lincoln Park Capital Fund L L C [Member] | Common Stock Excluding Commitment Shares [Member] |  |  |  |  |
Number of shares issued, shares |  |  | 3,275,000 | 0 |
Purchase Agreement 2023 [Member] | Lincoln Park Capital Fund L L C [Member] | Commitment Shares [Member] |  |  |  |  |
Number of shares issued, shares |  |  | 13,943 | 0 |
Purchase Agreement 2019 [Member] | Lincoln Park Capital Fund L L C [Member] |  |  |  |  |
Value of shares obligated to purchase | $ 50,000,000 |  |  |  |
Number of shares issued, shares |  |  | 0 | 0 |
Purchase Agreement 2019 [Member] | Lincoln Park Capital Fund L L C [Member] | Common Stock Including Commitment Shares [Member] |  |  |  |  |
Number of shares issued, shares |  |  |  |  | 4,086,209
Purchase Agreement 2019 [Member] | Lincoln Park Capital Fund L L C [Member] | Common Stock Excluding Commitment Shares [Member] |  |  |  |  |
Number of shares issued, shares |  |  |  |  | 4,007,996
Purchase Agreement 2019 [Member] | Lincoln Park Capital Fund L L C [Member] | Commitment Shares [Member] |  |  |  |  |
Number of shares issued, shares |  |  |  |  | 78,213
Purchase Agreement 2019 [Member] | Lincoln Park Capital Fund L L C [Member] | Common Stock [Member] |  |  |  |  |
Number of shares issued, value |  |  |  |  | $ 24,100,000

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