Investments - Components (Details) - USD ($) $ in Thousands	Apr. 27, 2019	Apr. 28, 2018
Investments
Total investments	$ 57,421	$ 59,354
Investments to enhance returns on cash
Investments
Total investments	31,470	34,359
Investments to fund compensation/retirement plans
Investments
Total investments	13,972	14,041
Other investments
Investments
Total investments	11,979	10,954
Other current assets
Investments
Marketable securities	18,016	12,926
Held-to-maturity investments	3,341	3,340
Total investments	21,357	16,266
Other long-term assets
Investments
Marketable securities	24,085	32,134
Cost basis investments	11,979	10,954
Total investments	$ 36,064	$ 43,088

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

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