Schedule of Components of Property and Equipment, Net (Details) - USD ($) $ in Thousands |
Apr. 30, 2025 |
Apr. 30, 2024 |
|---|---|---|
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | $ 5,981 | $ 5,416 |
| Less: accumulated depreciation | (2,537) | (1,973) |
| Property and equipment, net | 3,444 | 3,443 |
| Equipment [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 1,569 | 1,530 |
| Computer Equipment & Software [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 620 | 790 |
| Office Furniture & Equipment [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 425 | 422 |
| Leasehold Improvements [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 683 | 683 |
| Leased WAM-V's [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 1,735 | 1,547 |
| Leased Buoys [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | $ 949 | $ 444 |