STOCK OPTIONS AND WARRANTS - Transactions involving stock options issued to employees (Details 1) - Employee Stock Options - Incentive Stock Plan 2005	3 Months Ended
	Dec. 31, 2015 $ / shares shares
Number of Shares
Outstanding at October 1, 2015 | shares	3,458,905
Granted | shares	531,523
Exercised | shares	(75,000)
Cancelled or expired | shares	(25,008)
Outstanding at December 31, 2015 | shares	3,890,420
Vested at December 31, 2015 | shares	2,819,006
Non-vested at December 31, 2015 | shares	1,071,415
Weighted Average Exercise Price Per Share
Outstanding at October 1, 2015	$ 4.74
Granted	3.04
Exercised	(2.86)
Cancelled or expired	(4.20)
Outstanding at December 31, 2015	4.26
Vested at December 31, 2015	4.23
Aggregate Intrinsic Value, Vested at December 31, 2015	0.97
Aggregate Intrinsic Value, Non-vested at December 31, 2015	$ 0.87