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Investments - Equity Securities (Details) - Equity securities and warrants - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Oct. 28, 2023 | Oct. 29, 2022 | Oct. 28, 2023 | Oct. 29, 2022
Debt Securities, Available-for-Sale [Line Items] |  |  |  |
Net loss recognized during the period on equity securities | $ (2,450) | $ 928 | $ (3,463) | $ 928
Unrealized loss recognized during the period on equity securities still held at the reporting date | $ (2,450) | $ 928 | $ (3,463) | $ 928

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