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Note 10 - Revolving Credit Facility (Details Textual) - USD ($)
1 Months Ended 2 Months Ended 12 Months Ended
May. 31, 2015
Jan. 07, 2015
Oct. 03, 2015
Sep. 29, 2015
Sep. 27, 2014
Sep. 28, 2013
Nov. 30, 2015
Revolving Credit Facility [Member]              
Debt Instrument, Term 3 years            
Line of Credit Facility, Maximum Borrowing Capacity     $ 5,000,000        
Debt Instrument, Covenants, Lender's Consent, Number of Shares to be Repurchased       261,310      
Stock Repurchased Price per Share       $ 17.49      
London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member]              
Debt Instrument, Basis Spread on Variable Rate     0.85%        
London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member]              
Debt Instrument, Basis Spread on Variable Rate     1.65%        
Subsequent Event [Member]              
Line of Credit Facility, Interest Rate at Period End             1.0422%
Non-Special Dividend [Member]              
Payments of Dividends     $ 1,800,000        
Payments of Dividends     $ 4,780,572   $ 1,683,011 $ 4,439,382  
Dividends Paid, Percentage of Net Income     46.00%        
Common Stock, Dividends, Per Share, Cash Paid   $ 1          
Interest Expense     $ 6,285   $ 12,639 $ 15,196