Investments in Equity Securities - Summary of Investments in Equity Securities (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Jul. 31, 2026 |
Jul. 31, 2025 |
|
| Schedule of Equity Method Investments [Line Items] | ||
| Fair value, at the beginning of the period | $ 12,382 | |
| Loss on investment in equity securities for the period | (1,109) | $ (929) |
| Fair value, at the end of the period | 10,968 | |
| Queens Road Capital Investment Ltd [Member] | ||
| Schedule of Equity Method Investments [Line Items] | ||
| Fair value, at the beginning of the period | 12,382 | |
| Loss on investment in equity securities for the period | (1,109) | |
| Impact of foreign currency translation | (305) | |
| Fair value, at the end of the period | $ 10,968 | |
| X | ||||||||||
- Definition Impact of foreign currency translation. No definition available.
|
| X | ||||||||||
- Definition Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of realized and unrealized gain (loss) on investment. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|