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Note 4 - Stock-Based Compensation (Details) - Restricted Stock and Restricted Stock Unit Activity (Restricted Stock Units (RSUs) [Member], USD $)
In Thousands, except Per Share data, unless otherwise specified
9 Months Ended
Jun. 28, 2014
Jun. 29, 2013
Restricted Stock Units (RSUs) [Member]
   
Note 4 - Stock-Based Compensation (Details) - Restricted Stock and Restricted Stock Unit Activity [Line Items]    
Restricted Stock Awards Outstanding 221  
Weighted Average Grant Date Fair Value $ 13.20  
Granted 40 43
Granted $ 19.08  
Released (49)  
Released $ 13.63  
Restricted Stock Awards Outstanding 212  
Weighted Average Grant Date Fair Value $ 14.21