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Patent and Technology License Agreements (Details) - USD ($) |  | 1 Months Ended | 12 Months Ended
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Oct. 06, 2020 | Jan. 31, 2023 | Jan. 31, 2022 | Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2021
Patent and Technology License Agreements [Line Items] |  |  |  |  |  |
Annual maintenance fee |  | $ 75,000 | $ 60,000 |  |  |
Research and development |  |  |  | $ 11,906,601 | $ 14,819,729 |
Upfront payment |  |  |  | 250,000 |  |
Milestone fees |  |  |  | 33,700,000 |  |
Patent and Technology License Agreement – Mino-Lok [Member] |  |  |  |  |  |
Patent and Technology License Agreements [Line Items] |  |  |  |  |  |
Fee expense |  |  |  | 90,000 | $ 90,000 |
Annual minimum royalty payment |  |  |  | 100,000 |  |
Increasing annual royalties |  |  |  | 25,000 |  |
Payable amount to NAT |  |  |  | 1,100,000 |  |
Patent and Technology License Agreement – Mino-Lok [Member] | Maximum [Member] |  |  |  |  |  |
Patent and Technology License Agreements [Line Items] |  |  |  |  |  |
Increasing annual royalties |  |  |  | 150,000 |  |
Patent and Technology License Agreement – Mino-Wrap [Member] |  |  |  |  |  |
Patent and Technology License Agreements [Line Items] |  |  |  |  |  |
Annual minimum royalty payment |  |  |  | 100,000 |  |
Increasing annual royalties |  |  |  | 15,000 |  |
Development milestone payments |  |  |  | 2,100,000 |  |
Patent and Technology License Agreement – Mino-Wrap [Member] | Maximum [Member] |  |  |  |  |  |
Patent and Technology License Agreements [Line Items] |  |  |  |  |  |
Annual minimum royalty payment |  |  |  | 25,000 |  |
Increasing annual royalties |  |  |  | 90,000 |  |
License Agreement Eterna [Member] |  |  |  |  |  |
Patent and Technology License Agreements [Line Items] |  |  |  |  |  |
Obligated pay amount |  |  |  | $ 51,000,000 |  |
Revenue percentage |  |  |  | 50.00% |  |
License Agreement Eterna [Member] | NoveCite [Member] |  |  |  |  |  |
Patent and Technology License Agreements [Line Items] |  |  |  |  |  |
Minority equity interest | 25.00% |  |  |  |  |
License Agreement with Eisai [Member] |  |  |  |  |  |
Patent and Technology License Agreements [Line Items] |  |  |  |  |  |
Research and development |  |  |  | $ 33,700,000 |  |
Upfront payment |  |  |  | 40,000,000 |  |
Commercial sales milestones |  |  |  | $ 300,000,000 |  |
Net sales percentage |  |  |  | 50.00% |  |
Paying an extension fee |  |  |  | $ 10,000,000 |  |
Milestone fees |  |  |  | $ 5,000,000 |  |
License Agreement with Eisai [Member] | License Agreement [Member] |  |  |  |  |  |
Patent and Technology License Agreements [Line Items] |  |  |  |  |  |
License agreement development, description |  |  |  | Under the license agreement, Eisai is to receive a $5.9 million development milestone payment upon initial approval and additional commercial milestone payments related to the achievement of net product sales thresholds (which increases to $6.9 million in the event we have exercised our option to add India to the licensed territory prior to FDA approval) and an aggregate of up to $22 million related to the achievement of net product sales thresholds. We also were required to reimburse Eisai for up to $2.65 million of its costs to complete the ongoing Phase 3 pivotal clinical trial for LYMPHIR for the CTCL indication and reimburse Eisai for all reasonable costs associated with the preparation of a Biologics License Application (“BLA”) for LYMPHIR. |  |
License Agreement with Eisai [Member] | Maximum [Member] |  |  |  |  |  |
Patent and Technology License Agreements [Line Items] |  |  |  |  |  |
Development milestone payments |  |  |  | $ 70,000,000 |  |
License Agreement with Eisai [Member] | Dr. Reddy’s Laboratories, Ltd [Member] |  |  |  |  |  |
Patent and Technology License Agreements [Line Items] |  |  |  |  |  |
Development milestone payments |  |  |  | $ 40,000,000 |  |
NoveCite [Member] | License Agreement Eterna [Member] |  |  |  |  |  |
Patent and Technology License Agreements [Line Items] |  |  |  |  |  |
Research and development |  |  |  |  |  | $ 5,000,000
Percentage of ownership additional shares | 25.00% |  |  |  |  |
License Agreement [Member] | License Agreement Eterna [Member] |  |  |  |  |  |
Patent and Technology License Agreements [Line Items] |  |  |  |  |  |
Outstanding equity | 75.00% |  |  |  |  |

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