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Financial instruments - Narrative (Details) | 12 Months Ended |  |
--- | --- | --- | ---
Nov. 30, 2023 USD ($) | Nov. 30, 2023 CAD ($) | Nov. 30, 2022 USD ($)
Cash | $ 2,590,000 |  | $ 2,573,000
Accounts receivable | 33,000 |  | $ 17,000
Financial assets and liabilities that were measured and recognized at fair value | $ 0 |  |
10% change in the US-Canadian exchange rate |  |  |
Cash |  | $ 4,000 |
Accounts receivable |  | 14,000 |
Accounts payable |  | $ 267,000 |
Change in foreign exchange rate | 10.00% | 10.00% |
Foreign exchange loss | $ 18,000 |  |
Change in interest rate | 1.00% | 1.00% |

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