Business and Funding (Details Narrative) |
12 Months Ended |
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Oct. 31, 2020
USD ($)
shares
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| Sale of shares of common stock, value | $ 40,811,000 |
| Our at-the-Market Equity Offerings [Member] | |
| Net of expenses | $ 9,266,000 |
| Sale of shares of common stock | shares | 3,854,305 |
| An at-the-Market Equity Offerings [Member] | |
| Net of expenses | $ 8,839,000 |
| Sale of shares of common stock | shares | 3,742,067 |
| Shares of common stock, value | $ 50,000,000 |
| An at-the-Market Equity Offerings [Member] | November 2019 [Member] | |
| Net of expenses | $ 427,000 |
| Sale of shares of common stock | shares | 112,238 |
| Wistar Institute [Member] | |
| Ownership Percentage | 5.00% |
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- Definition Net of expenses. No definition available.
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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 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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- Definition Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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