STOCK OPTIONS AND WARRANTS - Transactions involving stock options issued to employees and consultants (Details 1) - Stock Options - Incentive Stock Plan 2005	6 Months Ended
	Mar. 31, 2016 $ / shares shares
Number of Shares
Outstanding at October 1, 2015 | shares	3,458,905
Granted | shares	540,273
Exercised | shares	(75,000)
Cancelled or expired | shares	(37,772)
Outstanding at March 31, 2016 | shares	3,886,406
Vested at March 31, 2016 | shares	2,819,458
Non-vested at March 31, 2016 | shares	1,066,948
Weighted Average Exercise Price Per Share
Outstanding at October 1, 2015	$ 4.74
Granted	3.03
Exercised	(2.86)
Cancelled or expired	(4.06)
Outstanding at March 31, 2016	4.26
Vested at March 31, 2016	4.23
Aggregate Intrinsic Value, Vested at March 31, 2016	1,195,153
Aggregate Intrinsic Value, Non-vested at March 31, 2016	$ 481,956