Investments (Available-for-sale Summary) (Details) - USD ($) $ in Thousands	Apr. 02, 2022	Apr. 03, 2021
Available-for-Sale Securities by Investment Category
Total Amortized Cost	$ 18,270	$ 14,823
Gross Unrealized Gains	41	166
Gross Unrealized Losses	(551)	(43)
Total Fair Value	17,760	14,946
Residential mortgage-backed securities
Available-for-Sale Securities by Investment Category
Total Amortized Cost	1,668	2,787
Gross Unrealized Gains	2	30
Gross Unrealized Losses	(57)	(13)
Total Fair Value	1,613	2,804
States and political subdivision debt securities
Available-for-Sale Securities by Investment Category
Total Amortized Cost	10,100	7,239
Gross Unrealized Gains	38	125
Gross Unrealized Losses	(232)	(19)
Total Fair Value	9,906	7,345
Corporate debt securities
Available-for-Sale Securities by Investment Category
Total Amortized Cost	6,502	4,797
Gross Unrealized Gains	1	11
Gross Unrealized Losses	(262)	(11)
Total Fair Value	$ 6,241	$ 4,797

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).

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