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Other Income (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jan. 31, 2024 | Jan. 31, 2023 | Jan. 31, 2024 | Jan. 31, 2023
Employee Retention Credit [Member] |  |  |  |
Other Income [Line Items] |  |  |  |
Other income |  | $ 1,320 | $ 380 | $ 1,320

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