Registration of securities issued in business combination transactions

STOCKHOLDERS' EQUITY (Details 2)

v3.19.2
STOCKHOLDERS' EQUITY (Details 2) - USD ($)
6 Months Ended 12 Months Ended
Mar. 31, 2019
Sep. 30, 2018
Sep. 30, 2017
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]      
Outstanding, beginning 803,937 554,083 223,120
Granted 864,758 468,000 334,000
Exercised (35,000)
Forfeited (38,760) (183,146) (3,037)
Outstanding, ending 1,629,935 803,937 554,083
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]      
Outstanding, beginning $ 10.13 $ 16.14 $ 50.98
Granted 1.34 2.01 4.85
Exercised 1.55
Forfeited 2.28 8.19 1,335.06
Outstanding, ending $ 5.65 $ 10.13 $ 16.14
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term [Roll Forward]      
Outstanding, beginning 8 years 9 months 6 years 7 months 17 days 6 years 7 months 17 days
Outstanding, ending 8 years 10 months 21 days 8 years 9 months 6 years 7 months 17 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value [Roll Forward]      
Outstanding, beginning $ 7,500 $ 7,425 $ 819,137
Outstanding, ending $ 52,600 $ 7,500 $ 7,425