Condensed Consolidated Statements of Shareholders' Equity (Unaudited) (Parenthetical) - USD ($) |
3 Months Ended | 9 Months Ended | |
|---|---|---|---|
Jul. 31, 2020 |
Jul. 31, 2021 |
Jul. 31, 2020 |
|
| Statement of Stockholders' Equity [Abstract] | |||
| Expenses of the at-the-market offering | $ 155,776 | $ 340,775 | $ 314,072 |
| Expenses of the public offering | $ 2,208,150 | ||
| X | ||||||||||
- Definition Expenses of the at-the-market offering. No definition available.
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| X | ||||||||||
- Definition The cash outflow for cost incurred directly with the issuance of an equity security. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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