C. STOCKHOLDERS EQUITY (Details 3)	6 Months Ended
	Mar. 31, 2019 $ / shares shares
Series N [Member]
STOCKHOLDERS' EQUITY
Issue date	8/18/2008
Shares issuable upon exercise of warrant | shares	85,339
Exercise price	$ 3.00
Expiration date	2/18/2020
Series V [Member]
STOCKHOLDERS' EQUITY
Issue date	5/28/2015
Shares issuable upon exercise of warrant | shares	810,127
Exercise price	$ 19.75
Expiration date	5/28/2020
Series UU [Member]
STOCKHOLDERS' EQUITY
Issue date	6/11/2018
Shares issuable upon exercise of warrant | shares	187,562
Exercise price	$ 2.80
Expiration date	6/11/2020
Series W [Member]
STOCKHOLDERS' EQUITY
Issue date	10/28/2015
Shares issuable upon exercise of warrant | shares	688,930
Exercise price	$ 16.75
Expiration date	10/28/2020
Series X [Member]
STOCKHOLDERS' EQUITY
Issue date	1/13/2016
Shares issuable upon exercise of warrant | shares	120,000
Exercise price	$ 9.25
Expiration date	1/13/2021
Series Y [Member]
STOCKHOLDERS' EQUITY
Issue date	2/15/2016
Shares issuable upon exercise of warrant | shares	26,000
Exercise price	$ 12.00
Expiration date	2/15/2021
Series ZZ [Member]
STOCKHOLDERS' EQUITY
Issue date	5/23/2016
Shares issuable upon exercise of warrant | shares	20,000
Exercise price	$ 13.75
Expiration date	5/18/2021
Series BB [Member]
STOCKHOLDERS' EQUITY
Issue date	8/26/2016
Shares issuable upon exercise of warrant | shares	16,000
Exercise price	$ 13.75
Expiration date	8/22/2021
Series Z [Member]
STOCKHOLDERS' EQUITY
Issue date	5/23/2016
Shares issuable upon exercise of warrant | shares	264,000
Exercise price	$ 13.75
Expiration date	11/23/2021
Series FF [Member]
STOCKHOLDERS' EQUITY
Issue date	12/8/2016
Shares issuable upon exercise of warrant | shares	68,048
Exercise price	$ 3.91
Expiration date	12/1/2021
Series CC [Member]
STOCKHOLDERS' EQUITY
Issue date	12/8/2016
Shares issuable upon exercise of warrant | shares	680,480
Exercise price	$ 5.00
Expiration date	12/8/2021
Series HH [Member]
STOCKHOLDERS' EQUITY
Issue date	2/23/2017
Shares issuable upon exercise of warrant | shares	20,000
Exercise price	$ 3.13
Expiration date	2/16/2022
Series AA [Member]
STOCKHOLDERS' EQUITY
Issue date	8/26/2016
Shares issuable upon exercise of warrant | shares	200,000
Exercise price	$ 13.75
Expiration date	2/22/2022
Series JJ [Member]
STOCKHOLDERS' EQUITY
Issue date	3/14/2017
Shares issuable upon exercise of warrant | shares	30,000
Exercise price	$ 3.13
Expiration date	3/8/2022
Series LL [Member]
STOCKHOLDERS' EQUITY
Issue date	4/30/2017
Shares issuable upon exercise of warrant | shares	26,398
Exercise price	$ 3.59
Expiration date	4/30/2022
Series MM [Member]
STOCKHOLDERS' EQUITY
Issue date	6/22/2017
Shares issuable upon exercise of warrant | shares	893,491
Exercise price	$ 1.86
Expiration date	6/22/2022
Series NN [Member]
STOCKHOLDERS' EQUITY
Issue date	7/24/2017
Shares issuable upon exercise of warrant | shares	539,300
Exercise price	$ 2.52
Expiration date	7/24/2022
Series OO [Member]
STOCKHOLDERS' EQUITY
Issue date	7/31/2017
Shares issuable upon exercise of warrant | shares	60,000
Exercise price	$ 2.52
Expiration date	7/31/2022
Series QQ [Member]
STOCKHOLDERS' EQUITY
Issue date	8/22/2017
Shares issuable upon exercise of warrant | shares	3,500
Exercise price	$ 2.50
Expiration date	8/22/2022
Series GG [Member]
STOCKHOLDERS' EQUITY
Issue date	2/23/2017
Shares issuable upon exercise of warrant | shares	200,000
Exercise price	$ 3.00
Expiration date	8/23/2022
Series II [Member]
STOCKHOLDERS' EQUITY
Issue date	3/14/2017
Shares issuable upon exercise of warrant | shares	216,500
Exercise price	$ 3.00
Expiration date	9/14/2022
Series RR [Member]
STOCKHOLDERS' EQUITY
Issue date	10/30/2017
Shares issuable upon exercise of warrant | shares	555,370
Exercise price	$ 1.65
Expiration date	10/30/2022
Series KK [Member]
STOCKHOLDERS' EQUITY
Issue date	5/3/2017
Shares issuable upon exercise of warrant | shares	213,870
Exercise price	$ 3.04
Expiration date	11/3/2022
Series SS [Member]
STOCKHOLDERS' EQUITY
Issue date	12/19/2017
Shares issuable upon exercise of warrant | shares	794,740
Exercise price	$ 2.09
Expiration date	12/18/2022
Series TT [Member]
STOCKHOLDERS' EQUITY
Issue date	2/5/2018
Shares issuable upon exercise of warrant | shares	1,210,827
Exercise price	$ 2.24
Expiration date	2/5/2023
Series PP [Member]
STOCKHOLDERS' EQUITY
Issue date	8/28/2017
Shares issuable upon exercise of warrant | shares	112,500
Exercise price	$ 2.30
Expiration date	2/28/2023
Series WW [Member]
STOCKHOLDERS' EQUITY
Issue date	7/2/2018
Shares issuable upon exercise of warrant | shares	69,225
Exercise price	$ 1.63
Expiration date	6/28/2023
Series VV [Member]
STOCKHOLDERS' EQUITY
Issue date	7/2/2018
Shares issuable upon exercise of warrant | shares	2,515,000
Exercise price	$ 1.75
Expiration date	1/2/2024
Consultants [Member]
STOCKHOLDERS' EQUITY
Issue date	7/1/16 - 7/28/17
Shares issuable upon exercise of warrant | shares	28,000
Exercise price minimum	$ 2.18
Exercise price maximum	$ 11.50
Expiration date	6/30/2019- 7/27/2027