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Investments - Schedule of Unrealized Gains and Losses and Fair Value (Details) - USD ($) $ in Thousands	Jul. 26, 2025	Apr. 26, 2025
Summary of Investment Holdings [Line Items]
Gross Unrealized  Gains	$ 1,493	$ 1,054
Gross Unrealized  Losses	(54)	(65)
Fair Value	15,356	14,901
Equity securities
Summary of Investment Holdings [Line Items]
Gross Unrealized  Gains	1,055	618
Gross Unrealized  Losses	0	0
Fair Value	3,830	3,489
Fixed income
Summary of Investment Holdings [Line Items]
Gross Unrealized  Gains	135	114
Gross Unrealized  Losses	(52)	(50)
Fair Value	6,380	6,335
Other
Summary of Investment Holdings [Line Items]
Gross Unrealized  Gains	303	322
Gross Unrealized  Losses	(2)	(15)
Fair Value	$ 5,146	$ 5,077

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