Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Paycheck Protection Program Under the CARES Act (Details Textual)

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Note 5 - Paycheck Protection Program Under the CARES Act (Details Textual) - USD ($)
9 Months Ended
Apr. 23, 2020
Dec. 25, 2021
Dec. 26, 2020
Jan. 31, 2022
Apr. 12, 2021
Proceeds from Issuance of Long-term Debt, Total   $ 4,976,000 $ 1,941,000    
Employee Retention Credit Amount Applied For         $ 233,000
Subsequent Event [Member]          
Employee Retention Credit Amount Applied For       $ 321,000  
Paycheck Protection Program CARES Act [Member]          
Proceeds from Issuance of Long-term Debt, Total $ 786,000