10. STOCK COMPENSATION (Tables)

12 Months Ended

Sep. 30, 2019

Share-based Payment Arrangement [Abstract]

Employees and non-employees stock compensation

	Year Ended September 30,
	2019		2018
Employees	$	4,428,174	$	2,743,267
Non-employees	$	856,025	$	530,736

Assumptions for Option Pricing

	2019			2018
Expected stock price volatility		87.67 – 92.84	%		89.90 – 94.32	%
Risk-free interest rate		1.62 – 2.82	%		2.30 – 3.04	%
Expected life of options		9.67 – 9.68 Years			9.67 – 9.70 Years
Expected dividend yield		-			-

Stock Option Plans

Non-Qualified and Incentive Stock Option Plans

	Outstanding								Exercisable
			Weighted Average		Weighted Ave Remaining						Weighted		Weighted Ave Remaining
	Number of Shares		Exercise Price		Contractual Term (Years)		Aggregate Intrinsic Value		Number of Shares		Average Exercise Price		Contractual Term (Years)		Aggregate Intrinsic Value
Outstanding at September 30, 2017		1,239,844	$	16.44		8.50	$	1,400		275,982	$	53.53		4.91	$	0
Vested										334,111	$	7.63
Granted		1,958,108	$	2.50
Exercised
Forfeited		5,426	$	3.79
Expired		32,399	$	67.73						32,399	$	67.73
Cancelled
Outstanding at September 30, 2018		3,160,127	$	7.30		8.88	$	4,761,973		577,694	$	26.18		6.74	$	604,763
Vested										945,359	$	2.56
Granted		3,271,362	$	5.40
Exercised (a)		65,997	$	2.28						65,997	$	2.28
Forfeited		82,461	$	17.89
Expired (b)		64,815	$	71.86						64,815	$	71.86
Cancelled
Outstanding at September 30, 2019		6,218,216	$	5.54		8.88	$	29,562,594		1,392,241	$	9.15		7.68	$	7,869,555

Schedule of non-vested options

	Number of Options			Weighted Average Grant Date Fair Value
Unvested at October 1, 2017		963,862		$	4.91
Vested		(334,111	)
Granted		1,958,108
Forfeited		(5,426	)
Unvested at September 30, 2018		2,582,433		$	2.48
Vested		(945,359	)
Granted		3,271,362
Forfeited		(82,461	)
Unvested at September 30, 2019		4,825,975		$	3.79

Schedule of restricted stock units

	Number of Shares			Weighted Average Grant Date Fair Value
Unvested at September 30, 2017		468,000		$	13.75
Vested		(156,000	)
Unvested at September 30, 2018		312,000		$	13.75
Forfeited		(7,500	)
Vested		-
Unvested at September 30, 2019		304,500		$	13.75