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Note 13 - Equity Incentive Plan (Tables)
12 Months Ended
Nov. 30, 2016
Notes Tables  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
 
 
2016
 
 
2015
 
Expected Volatility
   
-
     
30.55
%
Expected Dividend Yield
   
-
     
1.574
%
Expected Term (in years)
   
-
     
2
 
Risk-Free Rate
   
-
     
3.25
%
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
Options
 
Shares
 
 
Weighted Average Exercise Price
 
 
Weighted Average Remaining Contractual Term
 
 
Aggregate Intrinsic Value
 
Options Outstanding at beginning of period
   
174,000
    $
8.39
     
-
     
-
 
Granted
   
-
    $
-
     
-
     
-
 
Exercised
   
-
    $
-
     
-
     
-
 
Options Expired or Forfeited
   
(30,500
)   $
6.39
     
-
     
-
 
Options Outstanding at end of Period
   
143,500
    $
8.78
     
3.37
     
-
 
Options Exercisable At end of the Period
   
143,500
    $
8.78
     
3.37
     
-
 
Options
 
Shares
 
 
Weighted Average Exercise Price
 
 
Weighted Average Remaining Contractual Term
 
 
Aggregate Intrinsic Value
 
Options Outstanding at beginning of period
   
160,000
    $
8.72
     
-
     
-
 
Granted
   
14,000
    $
4.70
     
-
     
-
 
Exercised
   
-
    $
-
     
-
     
-
 
Options Expired or Forfeited
   
-
    $
-
     
-
     
-
 
Options Outstanding at end of Period
   
174,000
    $
8.39
     
4.68
     
-
 
Options Exercisable at end of Period
   
169,000
    $
8.47
     
4.57
     
-
 
Schedule of Nonvested Share Activity [Table Text Block]
Non-vested Option Shares
 
Shares
 
 
Weighted Average Grant Date Fair Value
 
Non-vested at Beginning of Period
   
5,000
     
 
 
Granted
   
-
     
 
 
Vested
   
(5,000
)   $
1.14
 
Forfeited
   
-
     
 
 
Non-vested at End of Period
   
-