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Note 10 - Derivative Liabilities (Tables) | 9 Months Ended
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Apr. 30, 2024
Notes Tables |
Schedule of Derivative Instruments [Table Text Block] |
Balance, July 31, 2023 |  | $ | 4,313 |
Exercise of Replacement Warrants |  |  | (6,137 | )
Change in fair value during the period |  |  | 9,892 |
Balance, April 30, 2024 |  | $ | 8,068 |
Derivative Financial Instruments, Liabilities [Member] |
Notes Tables |
Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] |
Exercise Price in U.S. dollars |  | 2.455 to3.3737 |
Exercise Price in Canadian dollars |  | CA$3.22 to CA$4.44 |
Expected Risk Free Interest Rate |  | 5.38 | %
Expected Volatility |  | 51.23 | %
Expected Life in Years |  | 0.36 |
Expected Dividend Yield |  | 0 | %

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