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Share Repurchase (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Oct. 30, 2021 | Oct. 31, 2020 | Oct. 30, 2021 | Oct. 31, 2020 | Apr. 30, 2021 | Sep. 30, 2015
Share Repurchase |  |  |  |  |  |
Stock Repurchase Program, Authorized Amount |  |  |  |  |  | $ 25,000
Shares repurchased and retired | 0 | 0 | 0 | 0 |  |
Share authorized for future repurchases | $ 21,200 |  | $ 21,200 |  | $ 21,200 |

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