Quarterly report pursuant to Section 13 or 15(d)

Note 13 - Stock-based Compensation - Stock Option Compensation (Details)

v3.21.2
Note 13 - Stock-based Compensation - Stock Option Compensation (Details) - USD ($)
3 Months Ended
Jun. 27, 2021
Jun. 28, 2020
Allocated Share Based Compensation Expense $ 132,000 $ 86,000
Share-based Payment Arrangement, Option [Member]    
Allocated Share Based Compensation Expense 33,000 15,000
Share-based Payment Arrangement, Option [Member] | Cost of Sales [Member]    
Allocated Share Based Compensation Expense 9,000 6,000
Share-based Payment Arrangement, Option [Member] | Marketing and Administrative Expenses [Member]    
Allocated Share Based Compensation Expense 24,000 9,000
Share-based Payment Arrangement, Option [Member] | Fiscal Year 2019 [Member]    
Allocated Share Based Compensation Expense 0 6,000
Share-based Payment Arrangement, Option [Member] | Fiscal Year 2019 [Member] | Cost of Sales [Member]    
Allocated Share Based Compensation Expense 0 3,000
Share-based Payment Arrangement, Option [Member] | Fiscal Year 2019 [Member] | Marketing and Administrative Expenses [Member]    
Allocated Share Based Compensation Expense 0 3,000
Share-based Payment Arrangement, Option [Member] | Fiscal Year 2020 [Member]    
Allocated Share Based Compensation Expense 7,000 8,000
Share-based Payment Arrangement, Option [Member] | Fiscal Year 2020 [Member] | Cost of Sales [Member]    
Allocated Share Based Compensation Expense 3,000 3,000
Share-based Payment Arrangement, Option [Member] | Fiscal Year 2020 [Member] | Marketing and Administrative Expenses [Member]    
Allocated Share Based Compensation Expense 4,000 5,000
Share-based Payment Arrangement, Option [Member] | Fiscal Year 2021 [Member]    
Allocated Share Based Compensation Expense 20,000 1,000
Share-based Payment Arrangement, Option [Member] | Fiscal Year 2021 [Member] | Cost of Sales [Member]    
Allocated Share Based Compensation Expense 4,000 0
Share-based Payment Arrangement, Option [Member] | Fiscal Year 2021 [Member] | Marketing and Administrative Expenses [Member]    
Allocated Share Based Compensation Expense 16,000 1,000
Share-based Payment Arrangement, Option [Member] | Fiscal Year 2022 [Member]    
Allocated Share Based Compensation Expense 6,000 0
Share-based Payment Arrangement, Option [Member] | Fiscal Year 2022 [Member] | Cost of Sales [Member]    
Allocated Share Based Compensation Expense 2,000 0
Share-based Payment Arrangement, Option [Member] | Fiscal Year 2022 [Member] | Marketing and Administrative Expenses [Member]    
Allocated Share Based Compensation Expense 4,000 0
Non-vested Stock Grants [Member] | Selling, General and Administrative Expenses [Member]    
Allocated Share Based Compensation Expense 99,000 71,000
Non-vested Stock Grants [Member] | Selling, General and Administrative Expenses [Member] | Employee [Member]    
Allocated Share Based Compensation Expense 39,000 22,000
Non-vested Stock Grants [Member] | Selling, General and Administrative Expenses [Member] | Non Employee Directors [Member]    
Allocated Share Based Compensation Expense 60,000 49,000
Non-vested Stock Grants [Member] | Fiscal Year 2019 [Member] | Selling, General and Administrative Expenses [Member]    
Allocated Share Based Compensation Expense 0 37,000
Non-vested Stock Grants [Member] | Fiscal Year 2019 [Member] | Selling, General and Administrative Expenses [Member] | Employee [Member]    
Allocated Share Based Compensation Expense 0 18,000
Non-vested Stock Grants [Member] | Fiscal Year 2019 [Member] | Selling, General and Administrative Expenses [Member] | Non Employee Directors [Member]    
Allocated Share Based Compensation Expense 0 19,000
Non-vested Stock Grants [Member] | Fiscal Year 2020 [Member] | Selling, General and Administrative Expenses [Member]    
Allocated Share Based Compensation Expense 30,000 30,000
Non-vested Stock Grants [Member] | Fiscal Year 2020 [Member] | Selling, General and Administrative Expenses [Member] | Employee [Member]    
Allocated Share Based Compensation Expense 0 0
Non-vested Stock Grants [Member] | Fiscal Year 2020 [Member] | Selling, General and Administrative Expenses [Member] | Non Employee Directors [Member]    
Allocated Share Based Compensation Expense 30,000 30,000
Non-vested Stock Grants [Member] | Fiscal Year 2021 [Member] | Selling, General and Administrative Expenses [Member]    
Allocated Share Based Compensation Expense 52,000 4,000
Non-vested Stock Grants [Member] | Fiscal Year 2021 [Member] | Selling, General and Administrative Expenses [Member] | Employee [Member]    
Allocated Share Based Compensation Expense 22,000 4,000
Non-vested Stock Grants [Member] | Fiscal Year 2021 [Member] | Selling, General and Administrative Expenses [Member] | Non Employee Directors [Member]    
Allocated Share Based Compensation Expense 30,000 0
Non-vested Stock Grants [Member] | Fiscal Year 2022 [Member] | Selling, General and Administrative Expenses [Member]    
Allocated Share Based Compensation Expense 17,000 0
Non-vested Stock Grants [Member] | Fiscal Year 2022 [Member] | Selling, General and Administrative Expenses [Member] | Employee [Member]    
Allocated Share Based Compensation Expense 17,000 0
Non-vested Stock Grants [Member] | Fiscal Year 2022 [Member] | Selling, General and Administrative Expenses [Member] | Non Employee Directors [Member]    
Allocated Share Based Compensation Expense $ 0 $ 0