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15. STOCK OPTIONS (Tables)
6 Months Ended 12 Months Ended
Mar. 31, 2019
Sep. 30, 2018
Notes to Financial Statements    
Stock option activity
           Weighted Average        
     Options      Exercise Price     $  
Outstanding as of September 30, 2018     2,182,668     $ 1.698     $ 3,706,519  
Granted     100,000       3.030       303,000  
Exercised     -       -       -  
Forfeitures     -       -       -  
Outstanding as of March 31, 2019     2,282,668     $ 1.757     $ 4,009,519  
          Weighted Average         
    Options      Exercise Price        $  
Outstanding as of September 30, 2016     50,908     $ 18.045     $ 918,627  
Granted     -       -       -  
Exercised     -       -       -  
Forfeitures     (35,504 )     (19.507 )     (692,568 )
Outstanding as of September 30, 2017     15,404       14.675       226,059  
Granted     2,180,000       1.683       3,668,500  
Exercised     -       -       -  
Forfeitures     (12,736 )     14.764       (188,040 )
Outstanding as of September 30, 2018     2,182,668     $ 1.698     $ 3,706,519  
Stock options outstanding and exercisable
          Weighted     Weighted           Weighted  
          Average     Average           Average  
Range of   Number     Remaining Life     Exercise Price     Number     Exercise Price  
Exercise Prices   Outstanding     In Years     Exercisable     Exercisable     Exercisable  
0.25      530,000       4.61     $ 0.250       99,375     $ 0.25  
1.28      1,150,000       4.71       1.28       143,750       1.28  
3.03      100,000       4.71       3.03       100,000       3.03  
4.08-4.20      500,000       4.73       4.08-4.20       31,250       4.08-4.20  
13.500      1,334       0.38       13.50       1,334       13.50  
15.000      1,334       -       15.00       -       15.00  
      2,282,668       4.69     $ 1.757       375,709     $ 1.755  
              Weighted     Weighted           Weighted  
              Average     Average           Average  
  Range of     Number     Remaining Life     Exercise Price     Number     Exercise Price  
  Exercise Prices     Outstanding     In Years     Exerciseable     Exerciseable     Exerciseable  
    0.25       530,000       4.98     $ 0.250       -     $ -  
    1.28       1,150,000       4.96       1.28       -       -  
    4.08-4.20       500,000       4.98               -       -  
    13.500       1,334       0.44       13.50       1,334       13.50  
    15.000       1,334       -       15.00       -       15.00  
            2,182,668       4.94     $ 1.698       1,334     $ 13.50