Business and Funding (Details Narrative) - USD ($) |
6 Months Ended | ||
|---|---|---|---|
Mar. 25, 2021 |
Apr. 30, 2021 |
Apr. 30, 2020 |
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| Proceeds from issuance common stock | $ 11,174,490 | $ 3,192,131 | |
| At-the-Market Equity Program [Member] | |||
| Proceeds from issuance common stock | $ 10,834,000 | ||
| Sale of shares of common stock | 2,806,410 | ||
| Sale of shares of common stock, value | $ 29,600,000 | ||
| Public Offering [Member] | |||
| Ownership percentage | 15.80% | ||
| Proceeds from issuance common stock | $ 20,292,000 | $ 20,292,000 | |
| Sale of shares of common stock | 4,285,715 | 4,285,715 | |
| Wistar Institute [Member] | |||
| Ownership percentage | 5.00% | ||
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- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The cash inflow from the additional capital contribution to the entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Cash received on stock transaction after deduction of issuance costs. No definition available.
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- Definition The number of shares issued or sold by the subsidiary or equity method investee per stock transaction. No definition available.
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