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Investments - Unrealized Gains and Losses and Fair Value (Details) - USD ($) $ in Thousands | Jan. 28, 2023 | Apr. 30, 2022
--- | --- | ---
Summary of investments |  |
Gross Unrealized Gains | $ 2,571 | $ 2,726
Gross Unrealized Losses | (809) | (895)
Fair Value | 39,650 | 51,537
Equity securities |  |
Summary of investments |  |
Gross Unrealized Gains | 1,316 | 1,448
Gross Unrealized Losses | (94) | (86)
Fair Value | 14,213 | 13,905
Fixed income |  |
Summary of investments |  |
Gross Unrealized Gains | 45 | 28
Gross Unrealized Losses | (715) | (809)
Fair Value | 21,201 | 33,521
Other |  |
Summary of investments |  |
Gross Unrealized Gains | 1,210 | 1,250
Gross Unrealized Losses | 0 | 0
Fair Value | $ 4,236 | $ 4,111

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