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9. Stock Options (Tables)
3 Months Ended
Dec. 31, 2015
Share-based Compensation [Abstract]  
Stock option activity
    Number of Shares  

Weighted Average

Exercise Price

  

Weighted Average Remaining

Contractual Life

   Intrinsic Value 
 Outstanding at September 30, 2015    1,050,000   $1.87    4.76   $225,750 
 Granted                     
 Exercised                    
 Forfeited                    
 Outstanding at December 31, 2015    1,050,000   $1.87    4.50   $149,000 
 Exercisable at December 31, 2015    675,000   $1.73    4.01   $149,000 
Stock option exercise price
 Outstanding   Exercisable  
 Number of    Exercise    Number of    Exercise 
 Options    Price    Options    Price 
 187,500   $0.83    187,500   $0.83 
 150,000    1.25    150,000    1.25 
 187,500    1.67    37,500    1.67 
 37,500    2.08        2.08 
 37,500    2.50        2.50 
 450,000    2.53    300,000    2.53 
 1,050,000         675,000      
Non-vested share activity
Non-vested Shares   Number of Shares   Weighted-Average Grant-Date Fair Value
 Nonvested at September 30, 2015    375,000   $1.44
 Granted          
 Vested         
 Nonvested at December 31, 2015    375,000   $1.44