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Investments - Unrealized Gains and Losses and Fair Value (Details) - USD ($)
$ in Thousands
Jul. 29, 2023
Apr. 29, 2023
Summary of Investment Holdings [Line Items]    
Gross Unrealized  Gains $ 3,073 $ 2,551
Gross Unrealized  Losses (365) (723)
Fair Value 23,858 24,903
Equity securities    
Summary of Investment Holdings [Line Items]    
Gross Unrealized  Gains 1,890 1,338
Gross Unrealized  Losses (68) (103)
Fair Value 7,446 6,853
Fixed income    
Summary of Investment Holdings [Line Items]    
Gross Unrealized  Gains 13 42
Gross Unrealized  Losses (297) (620)
Fair Value 12,545 14,039
Other    
Summary of Investment Holdings [Line Items]    
Gross Unrealized  Gains 1,170 1,171
Gross Unrealized  Losses 0 0
Fair Value $ 3,867 $ 4,011