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Investments | 12 Months Ended
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Apr. 30, 2024
Investments |
Investments | 2. Investments ​ Investments consist of the following: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | April 30,
​ |  | 2024 |  | 2023
Long-term investments: | ​ | ​ | ​ | ​ | ​ | ​
Available-for-sale securities: | ​ | ​ | ​ | ​ | ​ | ​
Equity securities and warrants | ​ | ​ | 1,027 | ​ | ​ | 4,969
Total long-term available-for-sale securities investments | ​ |  | 1,027 | ​ |  | 4,969
Equity method investments | ​ | ​ | ​ | ​ | ​ | ​
Investments in limited partnership funds | ​ |  | 19,933 | ​ |  | 18,644
Total equity method investments | ​ |  | 19,933 | ​ |  | 18,644
Total long-term investments | ​ | $ | 20,960 | ​ | $ | 23,613
​ Equity Securities ​ Equity securities and warrants are measured at fair value with net unrealized losses from changes in the fair value recognized in other expense, net. ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended | ​ | Year Ended
​ | ​ | April 30, 2024 | ​ | April 30, 2023
Net losses recognized during the period on equity securities | ​ | $ | (3,945) | ​ | $ | (132)
Less: Net loss recognized during the period on equity securities sold during the period | ​ | ​ | — | ​ | ​ | —
Unrealized loss recognized during the period on equity securities still held at the reporting date | ​ | $ | (3,945) | ​ | $ | (132)
​

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