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Note 6 - Stock Based Compensation (Tables)
3 Months Ended
Mar. 31, 2013
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
   
Shares
Underlying
Awards
   
Weighted
Average
Exercise Price
 
             
Outstanding—January 1, 2013
    223,500     $ 6.65  
Granted
    --     $ --  
Forfeited
    (4,500 )   $ 6.57  
                 
Outstanding—March 31, 2013
    219,000     $ 6.66