Investments - Available-for-sale Summary (Details) - USD ($) $ in Thousands	Mar. 30, 2024	Apr. 01, 2023
Available-for-Sale Securities by Investment Category
Amortized Cost	$ 19,091	$ 19,335
Gross Unrealized Gains	11	0
Gross Unrealized Losses	(433)	(780)
Fair Value	18,669	18,555
Residential mortgage-backed securities
Available-for-Sale Securities by Investment Category
Amortized Cost	2,933	2,567
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(68)	(79)
Fair Value	2,865	2,488
States and political subdivision debt securities
Available-for-Sale Securities by Investment Category
Amortized Cost	5,041	6,023
Gross Unrealized Gains	7	0
Gross Unrealized Losses	(118)	(254)
Fair Value	4,930	5,769
Corporate debt securities
Available-for-Sale Securities by Investment Category
Amortized Cost	11,117	10,745
Gross Unrealized Gains	4	0
Gross Unrealized Losses	(247)	(447)
Fair Value	$ 10,874	$ 10,298