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Investments - Components (Details) - USD ($) $ in Thousands	Jul. 24, 2021	Apr. 24, 2021
Investments
Total investments	$ 55,650	$ 55,404
Investments to enhance returns on cash
Investments
Total investments	32,519	32,475
Investments to fund compensation/retirement plans
Investments
Total investments	15,552	15,350
Other investments
Investments
Total investments	7,579	7,579
Short-term investments
Investments
Marketable securities	17,602	18,037
Held-to-maturity investments	2,414	2,532
Total investments	20,016	20,569
Long-term investments
Investments
Marketable securities	28,055	27,256
Cost basis investments	7,579	7,579
Total investments	$ 35,634	$ 34,835

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Amount of investment in equity security without readily determinable fair value.

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