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Investments - Short-Term (Tables) | 6 Months Ended
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Apr. 30, 2024
Investments - Short-Term |
Schedule of investments in held-to-maturity securities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Amortized | ​ | Gross unrealized | ​ | Gross unrealized | ​
​ |  | cost |  | gains | ​ | losses | Fair value
U.S. Treasury Securities | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
As of April 30, 2024 | ​ | $ | 101,340 | $ | - | $ | (11) | $ | 101,329
As of October 31, 2023 | ​ | $ | 103,760 | $ | 1 | $ | - | $ | 103,761
​

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