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Financial instruments - Additional Information (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Nov. 30, 2023 | Nov. 30, 2022
Disclosure of detailed information about financial instruments [line items] |  |
Trade receivables | $ 12,798 | $ 10,659
Current trade receivables aging period | 60 days | 60 days
Bad debt expenses | $ 0 | $ 0
Bonds and money market funds | 6,290 | 9,214
Cash and money market funds | 20,231 | 23,505
Top of range [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Minimum cash cash equivalents and short term investments to be maintained | 20,000 |
Bottom of range [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Minimum cash cash equivalents and short term investments to be maintained | $ 15,000 |
Interest rate, measurement | SOFR |  |
Disclosure of detailed information about financial instruments [line items] |  |
Positive impact of market interest rates | 0.50% |
Increase (decrease) in cash flows | $ 300 |
Increase (decrease) in profit or loss | $ 300 |
Interest rate, measurement | Bonds |  |
Disclosure of detailed information about financial instruments [line items] |  |
Positive impact of market interest rates | 0.50% |
Increase (decrease) in accumulated other comprehensive | $ 42 | 79
Increase (decrease) in fair value of assets | $ 42 | 79
Negative impact of market interest rates | 0.50% |
Interest rate, measurement | Cash and market funds |  |
Disclosure of detailed information about financial instruments [line items] |  |
Positive impact of market interest rates | 0.50% |
Increase (decrease) in cash flows | $ 101 | 118
Increase (decrease) in profit or loss | $ 101 | $ 118
Negative impact of market interest rates | 0.50% |
CA$ |  |
Disclosure of detailed information about financial instruments [line items] |  |
Positive percentage impact on foreign currency exposures | 5.00% |
Negative percentage impact on foreign currency exposures | 5.00% |

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