Note 13 - Equity Compensation (Tables)
 12 Months Ended
Sep. 29, 2012
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
         
Outstanding
   
Exercisable
 
   
Shares
Available
   
Number of
Shares
   
Weighted
Average
Ex. Price
Per Share
   
Number of
Shares
   
Weighted
Average
Ex. Price
Per Share
 
Balance at 10/3/09
    227,500       211,336     $ 6.83       200,336     $ 6.69  
                                         
Fiscal Year 2010
                                       
Granted
                                       
Exercised
            (57,547 )     4.91                  
Forfeited
            (2,582 )     10.52                  
Balance at 10/2/10
    227,500       151,207       7.50       148,207       7.46  
                                         
Fiscal Year 2011
                                       
Granted
    (37,000 )     37,000       14.90                  
Exercised
            (28,645 )     4.01                  
Forfeited
                                       
Balance at 10/1/11
    190,500       159,562       9.84       130,962       8.74  
                                         
Fiscal Year 2012
                                       
Granted
                                       
Exercised
            (15,741 )                        
Forfeited
                                       
Balance at 9/29/12
    190,500       143,821     $ 10.44       123,621     $ 9.71  
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]
       
Outstanding
   
Exercisable
 
Ranges of Exercise
Prices
 
Number of
Shares
   
Weighted
Average
Ex. Price
Per Share
   
Weighted
Average
Remaining
Contract
Life (yrs)
   
Number of
Shares
   
Weighted
Average
Ex. Price
Per Share
 
 $ 6.18
-
$  6.18     23,894     $ 6.18       0.4       23,894     $ 6.18  
   9.18
-
    9.67     62,596       9.41       4.2       62,596       9.41  
10.52
-
  14.90     57,331       13.35       5.7       37,131       12.50  
 $ 6.18
-
$14.90     143,821     $ 10.44       4.2       123,621     $ 9.71