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12. STOCK-BASED COMPENSATION (Tables)
3 Months Ended
Dec. 31, 2018
Share-based Compensation [Abstract]  
Stock option activity
    Number of shares     Weighted-average exercise price    

Weighted-average remaining contractual term

(in years)

   

Aggregate intrinsic value

(in thousands)

 
Outstanding at September 30, 2018     469,650       5.13              
Granted     -       -              
Exercised     -       -              
Forfeited     -       -              
Outstanding at December 31, 2018     469,650     $ 5.13       6.72     $  
                                 
Exercisable at December 31, 2018     369,650     $ 5.19       6.20     $