STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Total
BALANCE at Sep. 30, 2013	$ 12,376	$ 218,848,282	$ (212,160,568)	$ 6,700,090
BALANCE, Shares at Sep. 30, 2013	1,237,533
Adjustment			326,827	326,827
Restated Balance at Sep. 30, 2013	$ 12,376	218,848,282	(211,833,741)	7,026,917
Sale of stock	$ 12,702	28,434,544	0	28,447,246
Sale of stock, Shares	1,270,220
Issuance of warrants in connection with sale of common stock		(7,791,448)	0	(7,791,448)
401(k) contributions paid in common stock	$ 66	155,368	0	155,434
401(k) contributions paid in common stock, Shares	6,591
Exercise of warrants	$ 1,067	4,279,251	0	4,280,318
Exercise of warrants, Shares	106,740
Conversion of warrant liability to equity		1,308,528		1,308,528
Stock issued to nonemployees for service	$ 232	626,886	0	627,118
Stock issued to nonemployees for service, Shares	23,199
Stock issued for patents	$ 3	9,996	0	9,999
Stock issued for patents, Shares	348
Modification of options issued to consultants	$ 0	76,991	0	76,991
Issuance of restricted stock	$ 6,280	(6,280)	0	0
Issuance of restricted stock, Shares	628,000
Equity based compensation - employees		3,958,637	0	3,958,637
Equity based compensation - non-employees		36,752	0	36,752
Net loss		0	(27,352,679)	(27,352,679)
BALANCE at Sep. 30, 2014	$ 32,726	249,937,507	(239,186,420)	10,783,813
BALANCE, Shares at Sep. 30, 2014	3,272,651
Sale of stock	$ 11,787	21,136,591	0	21,148,378
Sale of stock, Shares	1,178,716
Issuance of warrants in connection with sale of common stock	$ 0	(8,463,957)	0	(8,463,957)
401(k) contributions paid in common stock	$ 97	165,549	0	165,646
401(k) contributions paid in common stock, Shares	9,727
Stock issued to nonemployees for service	$ 296	533,680	0	533,976
Stock issued to nonemployees for service, Shares	29,599
Modification of options issued to consultants				0
Modification of warrants and extinguishment loss	$ 0	620,457	0	620,457
Forfeiture of unvested restricted stock	$ (40)	40	0	0
Forfeiture of unvested restricted stock, Shares	(4,000)
Equity based compensation - employees	$ 43	5,105,784	0	5,105,827
Equity based compensation - employees, Shares	4,282
Equity based compensation - non-employees	$ 0	35,800	0	35,800
Net loss		0	(34,692,210)	(34,692,210)
BALANCE at Sep. 30, 2015	$ 44,910	269,071,450	(273,878,630)	(4,762,270)
BALANCE, Shares at Sep. 30, 2015	4,490,975
Sale of stock	$ 16,609	21,357,087	0	21,373,696
Sale of stock, Shares	1,660,930
Issuance of warrants in connection with sale of common stock		(8,722,073)		(8,722,073)
401(k) contributions paid in common stock	$ 163	161,408	0	161,571
401(k) contributions paid in common stock, Shares	16,340
Stock issued to nonemployees for service	$ 500	689,813	0	690,313
Stock issued to nonemployees for service, Shares	49,953
Modification of options issued to consultants				0
Equity based compensation - employees	$ 168	2,012,515	0	2,012,683
Equity based compensation - employees, Shares	16,837
Equity based compensation - non-employees		79,359		79,359
Net loss			(11,512,492)	(11,512,492)
BALANCE at Sep. 30, 2016	$ 62,350	$ 284,649,559	$ (285,391,122)	$ (679,213)
BALANCE, Shares at Sep. 30, 2016	6,235,035