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Commitments and Contingencies (Tables) | 6 Months Ended
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Mar. 31, 2024
Commitments and Contingencies Disclosure [Abstract] |
Schedule of operating lease costs |
Schedule of operating lease costs |  |  |  |  |  |  |  |
|  | Three months ended March 31, |  | Six months ended March 31,
|  | 2024 |  | 2023 |  | 2024 |  | 2023
Operating lease costs |  | $ | 31 |  |  | $ | 30 |  |  | $ | 61 |  |  | $ | 60 |
Schedule of contribution plan |
Schedule of contribution plan |  |  |  |  |  |  |  |
|  | Three months ended March 31, |  | Six months ended March 31,
|  | 2024 |  | 2023 |  | 2024 |  | 2023
Contributions to 401(k) plan |  | $ | 94 |  |  | $ | 56 |  |  | $ | 167 |  |  | $ | 100 |
Schedule of share purchase warrants outstanding |
| Schedule of share purchase warrants outstanding |  |  |  |  |  |  |
Number |  | Exercise Price |  | Expiry Date
| 150,000 |  |  | $ | 3.17 |  |  | May 6, 2024
| 10,000 |  |  | $ | 12.00 |  |  | April 21, 2026
| 160,000 |  |  |  |  |  |  |
Schedule of outstanding stock purchase options |
Schedule of outstanding stock purchase options |  |  |  |  |  |  |  |
|  |  |  | Weighted Average Exercise Price |  | Weighted Average Grant Date Fair Value |  | Aggregate intrinsic value
|  | Number of Options |  | ($) |  | ($) |  | ($)
| Outstanding, September 30, 2022 |  |  |  | 13,169,616 |  |  |  | 6.61 |  |  |  | 4.96 |  |  |  | 62,267,309 |
| Granted |  |  |  | 1,959,000 |  |  |  | 9.30 |  |  |  | 6.60 |  |  |  | — |
| Exercised |  |  |  | (759,753 | ) |  |  | 2.34 |  |  |  | 0.95 |  |  |  | 4,629,026 |
| Forfeited |  |  |  | (257,083 | ) |  |  | 12.00 |  |  |  | 6.74 |  |  |  | — |
| Outstanding, September 30, 2023 |  |  |  | 14,111,780 |  |  |  | 7.12 |  |  |  | 5.27 |  |  |  | 22,290,069 |
| Granted |  |  |  | 1,750,500 |  |  |  | 5.53 |  |  |  | 3.99 |  |  |  | — |
| Exercised |  |  |  | (46,000 | ) |  |  | 3.43 |  |  |  | 2.60 |  |  |  | 125,170 |
| Forfeited |  |  |  | (221,166 | ) |  |  | 13.84 |  |  |  | 9.06 |  |  |  | — |
| Outstanding, March 31, 2024 |  |  |  | 15,595,114 |  |  |  | 6.85 |  |  |  |  |  |  |  | 12,480,916 |
| Exercisable, March 31, 2024 |  |  |  | 9,955,616 |  |  |  | 5.38 |  |  |  |  |  |  |  | 12,440,416 |
Schedule of summarized information about stock options |
Schedule of summarized information about stock options |  |  |  |  |  |  |  |  |  |  |  |
Range of exercises prices |  | Number of outstanding |  | Weighted average remaining contractual life (in |  | Weighted average |  | Number of vested |  | Weighted average
From |  | To |  | options |  | years) |  | exercise price |  | options |  | exercise price
$ | 0.92 |  |  | $ | 3.00 |  |  |  | 3,243,060 |  |  |  | 4.22 |  |  |  | 2.38 |  |  |  | 3,243,060 |  |  | $ | 2.38 |
$ | 3.01 |  |  | $ | 5.00 |  |  |  | 2,167,500 |  |  |  | 4.24 |  |  |  | 3.39 |  |  |  | 2,017,500 |  |  | $ | 3.28 |
$ | 5.01 |  |  | $ | 9.00 |  |  |  | 6,790,554 |  |  |  | 6.62 |  |  |  | 6.58 |  |  |  | 3,436,472 |  |  | $ | 6.19 |
$ | 9.01 |  |  | $ | 13.00 |  |  |  | 1,894,000 |  |  |  | 7.85 |  |  |  | 10.53 |  |  |  | 705,667 |  |  | $ | 11.06 |
$ | 13.01 |  |  | $ | 25.00 |  |  |  | 1,500,000 |  |  |  | 6.97 |  |  |  | 18.12 |  |  |  | 552,917 |  |  | $ | 18.28 |
|  |  |  |  |  |  |  |  | 15,595,114 |  |  |  | 5.97 |  |  |  | 6.85 |  |  |  | 9,955,616 |  |  |  | 5.38 |
Schedule of general and administrative expenses and research and development expenses |
Schedule of general and administrative expenses and research and development expenses |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | Three months ended March 31, |  | Six months ended March 31,
|  | 2024 |  | 2023 |  | 2024 |  | 2023
General and administrative |  | $ | 979 |  |  | $ | 1,257 |  |  | $ | 1,905 |  |  | $ | 3,000 |
Research and development |  |  | 1,673 |  |  |  | 2,713 |  |  |  | 3,033 |  |  |  | 6,317 |
Total stock-based compensation |  | $ | 2,652 |  |  | $ | 3,970 |  |  | $ | 4,938 |  |  | $ | 9,317 |
Schedule of weighted average assumptions |
Schedule of weighted average assumptions |  |  |  |  |  |  |  |
|  | 2024 |  | 2023
Risk-free interest rate |  |  | 4.28 | % |  |  | 3.69 | %
Expected life of options (years) |  |  | 5.74 |  |  |  | 5.61 |
Annualized volatility |  |  | 84.84 | % |  |  | 85.28 | %
Dividend rate |  |  | 0.00 | % |  |  | 0.00 | %

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