Investments (Available-for-sale Summary) (Details) - USD ($) $ in Thousands	Apr. 01, 2023	Apr. 02, 2022
Available-for-Sale Securities by Investment Category
Total Amortized Cost	$ 19,335	$ 18,270
Gross Unrealized Gains	0	41
Gross Unrealized Losses	(780)	(551)
Total Fair Value	18,555	17,760
Residential mortgage-backed securities
Available-for-Sale Securities by Investment Category
Total Amortized Cost	2,567	1,668
Gross Unrealized Gains	0	2
Gross Unrealized Losses	(79)	(57)
Total Fair Value	2,488	1,613
States and political subdivision debt securities
Available-for-Sale Securities by Investment Category
Total Amortized Cost	6,023	10,100
Gross Unrealized Gains	0	38
Gross Unrealized Losses	(254)	(232)
Total Fair Value	5,769	9,906
Corporate debt securities
Available-for-Sale Securities by Investment Category
Total Amortized Cost	10,745	6,502
Gross Unrealized Gains	0	1
Gross Unrealized Losses	(447)	(262)
Total Fair Value	$ 10,298	$ 6,241

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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