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Note 4: Stock-based Compensation (Tables)
6 Months Ended
Mar. 31, 2013
Share-based Compensation [Abstract]  
Stock option activity
          Weighted     
       Weighted   Average     
      Average   Remaining     
   Number of   Exercise   Contractual   Intrinsic 
   Shares   Price   Life   Value 
Outstanding at September 30, 2012                   
Granted   150,000   $7.5           
Exercised                   
Forfeited                   
Outstanding at March 31, 2013   150,000   $7.5    6.80    574,500 
Exercisable at March 31, 2013      $         
Exercisable at March 31, 2013 and expected to vest thereafter   135,000   $7.5    6.80    517,050 
Stock options
       Weighted-Average 
   Number of   Grant-Date 
Nonvested Shares  Shares   Fair Value 
Nonvested at September 30, 2012         
Granted   150,000   $2.56 
Nonvested at March 31, 2013   150,000   $2.56 
Restricted stock awards
Outstanding (unvested) at September 30, 2012   263 
Granted    
Forfeited    
Vested    
Outstanding (unvested) at March 31, 2013   263