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Note 5 - Stock-Based Compensation (Details) (USD $)
1 Months Ended 9 Months Ended
Feb. 21, 2012
Jun. 29, 2013
Jun. 30, 2012
Note 5 - Stock-Based Compensation (Details) [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized (in Shares) 900,000    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in Shares)   683,000  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   3 years  
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period   10 years  
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options (in Dollars)   $ 475,000  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value (in Dollars per share)   $ 7.17 $ 6.06
Employee Stock Option [Member]
     
Note 5 - Stock-Based Compensation (Details) [Line Items]      
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition   1 year 3 months  
RSU [Member]
     
Note 5 - Stock-Based Compensation (Details) [Line Items]      
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition   1 year 138 days  
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized (in Dollars)   $ 850,000  
RSU [Member] | Minimum [Member]
     
Note 5 - Stock-Based Compensation (Details) [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   1 year  
RSU [Member] | Maximum [Member]
     
Note 5 - Stock-Based Compensation (Details) [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   3 years