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D. FAIR VALUE MEASUREMENTS (Details 1) - USD ($)
6 Months Ended 12 Months Ended
Mar. 31, 2019
Sep. 30, 2018
Fair Value Disclosures [Abstract]    
Beginning balance $ 9,317,031 $ 2,020,629
Issuances 0 0
Exercises 0 (595,780)
Realized and unrealized (gains) and losses (4,589,102) 7,892,182
Ending balance $ 4,727,929 $ 9,317,031