C. STOCKHOLDERS EQUITY (Details 4) - USD ($)	3 Months Ended		6 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2019	Sep. 30, 2019
Equity [Abstract]
Series V warrants	$ 595,981		$ 595,981		$ 674,442
Series W warrants	1,560,876		1,560,876		1,193,507
Series Z warrants	1,421,421		1,421,421		1,109,545
Series ZZ warrants	82,223		82,223		77,638
Series AA warrants	1,243,531		1,243,531		916,908
Series BB warrants	70,994		70,994		63,966
Series CC warrants	1,247,399		1,247,399		1,710,898
Series FF warrants	0		0		446,185
Series HH warrants	1,868		1,868		45,657
Series JJ warrants	0		0		66,599
Series LL warrants	0		0		182,965
Total warrant liabilities	6,224,293		6,224,293		$ 6,488,310
Gains (losses) on Series S warrants	0	$ 0	0	$ 33
Gains (losses) on Series V warrants	(476,570)	(61,480)	78,461	494,852
Gains (losses) on Series W warrants	(518,743)	(10,822)	(367,369)	616,028
Gains (losses) on Series Z warrants	(322,425)	(89,290)	(311,876)	114,831
Gains (losses) on Series ZZ warrants	(19,432)	(1,685)	(4,585)	12,638
Gains (losses) on Series AA warrants	(391,601)	(63,951)	(326,623)	93,268
Gains (losses) on Series BB warrants	(6,597)	(4,374)	(7,028)	7,736
Gains (losses) on Series CC warrants	(803,596)	(325,908)	(826,277)	339,698
Gains (losses) on Series DD warrants	0	0	0	1,249,287
Gains (losses) on Series EE warrants	0	0	0	1,249,287
Gains (losses) on Series FF warrants	(312,517)	(34,459)	(319,706)	34,603
Gains (losses) on Series GG warrants	0	(106,032)	0	106,750
Gains (losses) on Series HH warrants	(34,375)	(10,309)	(34,457)	10,642
Gains (losses) on Series II warrants	0	(115,246)	0	115,343
Gains (losses) on Series JJ warrants	(64,862)	(15,536)	(64,992)	15,926
Gains (losses) on Series KK warrants	0	(114,628)	0	113,467
Gains (losses) on Series LL warrants	(98,309)	(13,451)	(98,066)	14,746
Net (loss)/gain on warrant liabilities	$ (3,049,027)	$ (967,171)	$ (2,282,518)	$ 4,589,135