Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Stock-based Compensation (Details Textual)

v3.5.0.2
Note 5 - Stock-based Compensation (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Aug. 31, 2016
Oct. 02, 2016
Sep. 27, 2015
Jun. 28, 2015
Jun. 27, 2010
Oct. 02, 2016
Sep. 27, 2015
Sep. 28, 2014
Apr. 01, 2018
Apr. 02, 2017
Apr. 03, 2016
Mar. 29, 2015
Mar. 29, 2015
Mar. 29, 2014
The 2014 Omnibus Equity Compensation Plan [Member]                            
Common Stock, Capital Shares Reserved for Future Issuance   814,000       814,000                
Employee Stock Option [Member]                            
Allocated Share-based Compensation Expense   $ 23,000 $ 32,000     $ 65,000 $ 77,000              
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options   126,000       $ 126,000                
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition           1 year 15 days                
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period           2 years                
Restricted Stock [Member] | Non Employee Directors [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period 28,000                          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value $ 281,000                          
Restricted Stock [Member] | Employee [Member]                            
Payments Related to Tax Withholding for Share-based Compensation     $ 948,000                      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period     240,000                      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period         345,000                  
Share Base Compensation Arrangement by Share Based Payment Award Equity Instrument Other Than Options Grants in Period Total Grant Date Fair Value         $ 1,200,000                  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested     $ 1,900,000                      
Performance Shares [Member] | Awards Granted During 3 Month Period Ended July 03, 2016 [Member] | Scenario, Forecast [Member]                            
Allocated Share-based Compensation Expense                 $ 108,000 $ 108,000        
Performance Shares [Member] | Awards Granted During 3 Month Period Ended July 03, 2016 [Member]                            
Allocated Share-based Compensation Expense                     $ 108,000      
Performance Shares [Member] | Awards Granted During 3 Month Period Ended June 28, 2015 [Member] | Scenario, Forecast [Member]                            
Allocated Share-based Compensation Expense                   $ 140,000        
Performance Shares [Member] | Awards Granted During 3 Month Period Ended June 28, 2015 [Member]                            
Allocated Share-based Compensation Expense                     140,000   $ 140,000  
Performance Shares [Member] | Awards Granted During 3 Month Period Ended June 29, 2014 [Member]                            
Allocated Share-based Compensation Expense                     $ 354,000 $ 354,000   $ 354,000
Performance Shares [Member]                            
Payments Related to Tax Withholding for Share-based Compensation       $ 360,000                    
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition           3 years                
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period           2 years                
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period       94,116                    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period           41,205 58,532 188,232            
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested       $ 735,000                    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value           $ 7.865 $ 7.18 $ 5.65            
Allocated Share-based Compensation Expense   146,000 223,000     $ 307,000 $ 479,000              
Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Capitalized Amount           0                
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value   659,000       659,000                
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value   487,000       487,000                
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value   124,000       169,000                
Proceeds from Stock Options Exercised   0       0                
Payments Related to Tax Withholding for Share-based Compensation   41,000 $ 12,000     $ 61,000 $ 12,000              
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition           336 days                
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized   $ 586,000       $ 586,000