Annual report pursuant to Section 13 and 15(d)

Note 7 - Stock-based Compensation - Stock Option Compensation (Details)

v3.7.0.1
Note 7 - Stock-based Compensation - Stock Option Compensation (Details) - USD ($)
 12 Months Ended
Apr. 02, 2017
Apr. 03, 2016
Allocated Share Based Compensation Expense $ 604,000 $ 906,000
Employee Stock Option [Member]    
Allocated Share Based Compensation Expense 110,000 144,000
Employee Stock Option [Member] | Cost of Sales [Member]    
Allocated Share Based Compensation Expense 62,000 78,000
Employee Stock Option [Member] | Selling, General and Administrative Expenses [Member]    
Allocated Share Based Compensation Expense 48,000 66,000
Fiscal Year 2015 [Member] | Employee Stock Option [Member]    
Allocated Share Based Compensation Expense 26,000 99,000
Fiscal Year 2015 [Member] | Employee Stock Option [Member] | Cost of Sales [Member]    
Allocated Share Based Compensation Expense 14,000 54,000
Fiscal Year 2015 [Member] | Employee Stock Option [Member] | Selling, General and Administrative Expenses [Member]    
Allocated Share Based Compensation Expense 12,000 45,000
Fiscal Year 2014 [Member] | Employee Stock Option [Member]    
Allocated Share Based Compensation Expense   14,000
Fiscal Year 2014 [Member] | Employee Stock Option [Member] | Cost of Sales [Member]    
Allocated Share Based Compensation Expense   7,000
Fiscal Year 2014 [Member] | Employee Stock Option [Member] | Selling, General and Administrative Expenses [Member]    
Allocated Share Based Compensation Expense   7,000
Fiscal Year 2016 [Member] | Employee Stock Option [Member]    
Allocated Share Based Compensation Expense 42,000 31,000
Fiscal Year 2016 [Member] | Employee Stock Option [Member] | Cost of Sales [Member]    
Allocated Share Based Compensation Expense 23,000 17,000
Fiscal Year 2016 [Member] | Employee Stock Option [Member] | Selling, General and Administrative Expenses [Member]    
Allocated Share Based Compensation Expense 19,000 $ 14,000
Fiscal Year 2017 [Member] | Employee Stock Option [Member]    
Allocated Share Based Compensation Expense 42,000  
Fiscal Year 2017 [Member] | Employee Stock Option [Member] | Cost of Sales [Member]    
Allocated Share Based Compensation Expense 25,000  
Fiscal Year 2017 [Member] | Employee Stock Option [Member] | Selling, General and Administrative Expenses [Member]    
Allocated Share Based Compensation Expense $ 17,000