Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Compensaiton Expense Associated with Non-vested Stock Grants (Details)

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Note 5 - Compensaiton Expense Associated with Non-vested Stock Grants (Details) - USD ($)
3 Months Ended
Jul. 03, 2016
Jun. 28, 2015
Non-vested Stock Grants [Member] | Fiscal Year 2011 [Member] | Selling, General and Administrative Expenses [Member] | Employee [Member]    
Allocated share-based compensation   $ 36,000
Non-vested Stock Grants [Member] | Fiscal Year 2011 [Member] | Selling, General and Administrative Expenses [Member]    
Allocated share-based compensation   36,000
Non-vested Stock Grants [Member] | Fiscal Year 2014 [Member] | Selling, General and Administrative Expenses [Member] | Non Employee Directors [Member]    
Allocated share-based compensation   23,000
Non-vested Stock Grants [Member] | Fiscal Year 2014 [Member] | Selling, General and Administrative Expenses [Member]    
Allocated share-based compensation   23,000
Non-vested Stock Grants [Member] | Fiscal Year 2015 [Member] | Selling, General and Administrative Expenses [Member] | Employee [Member]    
Allocated share-based compensation   89,000
Non-vested Stock Grants [Member] | Fiscal Year 2015 [Member] | Selling, General and Administrative Expenses [Member] | Non Employee Directors [Member]    
Allocated share-based compensation $ 28,000 28,000
Non-vested Stock Grants [Member] | Fiscal Year 2015 [Member] | Selling, General and Administrative Expenses [Member]    
Allocated share-based compensation 28,000 117,000
Non-vested Stock Grants [Member] | Fiscal Year 2016 [Member] | Selling, General and Administrative Expenses [Member] | Employee [Member]    
Allocated share-based compensation 35,000 35,000
Non-vested Stock Grants [Member] | Fiscal Year 2016 [Member] | Selling, General and Administrative Expenses [Member] | Non Employee Directors [Member]    
Allocated share-based compensation 29,000  
Non-vested Stock Grants [Member] | Fiscal Year 2016 [Member] | Selling, General and Administrative Expenses [Member]    
Allocated share-based compensation 64,000 35,000
Non-vested Stock Grants [Member] | Fiscal Year 2017 [Member] | Selling, General and Administrative Expenses [Member] | Employee [Member]    
Allocated share-based compensation 27,000  
Non-vested Stock Grants [Member] | Fiscal Year 2017 [Member] | Selling, General and Administrative Expenses [Member]    
Allocated share-based compensation 27,000  
Non-vested Stock Grants [Member] | Selling, General and Administrative Expenses [Member] | Employee [Member]    
Allocated share-based compensation 62,000 160,000
Non-vested Stock Grants [Member] | Selling, General and Administrative Expenses [Member] | Non Employee Directors [Member]    
Allocated share-based compensation 57,000 51,000
Non-vested Stock Grants [Member] | Selling, General and Administrative Expenses [Member]    
Allocated share-based compensation 119,000 211,000
Allocated share-based compensation $ 161,000 $ 256,000