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Investments - Components (Details) - USD ($) $ in Thousands | Jan. 23, 2021 | Apr. 25, 2020
--- | --- | ---
Investments |  |
Total investments | $ 53,051 | $ 48,022
Investments to enhance returns on cash |  |
Investments |  |
Total investments | 30,553 | 28,622
Investments to fund compensation/retirement plans |  |
Investments |  |
Total investments | 14,919 | 12,921
Other investments |  |
Investments |  |
Total investments | 7,579 | 6,479
Short-term investments |  |
Investments |  |
Marketable securities | 17,586 | 18,634
Held-to-maturity investments | 2,643 | 3,337
Total investments | 20,229 | 21,971
Long-term investments |  |
Investments |  |
Marketable securities | 25,243 | 19,572
Cost basis investments | 7,579 | 6,479
Total investments | $ 32,822 | $ 26,051

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