Debt and Floor Plan Payable - Summary of Long Term Debt (Detail) - USD ($) $ in Thousands	Mar. 29, 2025	Mar. 30, 2024
Debt Instrument [Line Items]
Total long-term debt	$ 24,773	$ 24,669
Obligations Under Industrial Revenue Bonds Due 2029 [Member]
Debt Instrument [Line Items]
Total long-term debt	12,430	12,430
Notes payable to Romeo Juliet, LLC, due 2026 [Member]
Debt Instrument [Line Items]
Total long-term debt	5,314	5,314
Notes payable to Romeo Juliet, LLC, due 2039 [Member]
Debt Instrument [Line Items]
Total long-term debt	2,036	2,036
Note payable to United Bank, due 2026 [Member]
Debt Instrument [Line Items]
Total long-term debt	4,993	4,889
Revolving Credit Facility Maturing in 2026 [Member]
Debt Instrument [Line Items]
Total long-term debt	$ 0	$ 0