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Accrued Expenses (Tables) | 12 Months Ended
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Apr. 30, 2021
Payables and Accruals [Abstract] |
Schedule of Accrued Expenses | Accrued expenses consisted of the following at April 30, 2021 and 2020:
|  | April 30, 2021 |  |  | April 30, 2020 |
|  |  | (in thousands) |
Project costs |  | $ | 368 |  |  | $ | 48 |
Contract loss reserve |  |  | 328 |  |  |  | 216 |
Employee incentive payments |  |  | 283 |  |  |  | - |
Accrued salary and benefits |  |  | 631 |  |  |  | 483 |
Legal and accounting fees |  |  | 200 |  |  |  | 283 |
Accrued taxes payable |  |  | - |  |  |  | 177 |
Other |  |  | 71 |  |  |  | 146 |
|  | $ | 1,881 |  |  | $ | 1,353 |

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- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
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