Annual report pursuant to Section 13 and 15(d)

Note 14 - Income Taxes (Details Textual)

v3.7.0.1
Note 14 - Income Taxes (Details Textual) - USD ($)
12 Months Ended
Mar. 25, 2017
Mar. 26, 2016
Mar. 28, 2015
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount $ 488,000    
Unrecognized Tax Benefits 120,000 $ 106,000 $ 93,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued $ 0    
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 34.00% 34.00%  
Domestic Tax Authority [Member]      
Operating Loss Carryforwards $ 43,000,000    
State and Local Jurisdiction [Member]      
Operating Loss Carryforwards $ 23,000,000