STOCK-BASED COMPENSATION (Tables)

6 Months Ended

Jun. 30, 2019

Share-based Payment Arrangement [Abstract]

Schedule of black - scholes option-pricing model valuation assumption

The Company uses the Black-Scholes option-pricing model to estimate the fair value of its stock option awards and warrant issuances. The calculation of the fair value of the awards using the Black - Scholes option-pricing model is affected by the Company’s stock price on the date of grant as well as assumptions regarding the following: 

	Six months ended June 30,
	2019		2018
Expected volatility		71%-121%		103% – 103%
Expected term		4.02-5.00 Years		4.77 – 5.04 Years
Risk-free interest rate		2.18% - 2.72%		2.56% - 2.57%
Forfeiture Rate		0.00%		0.00%

Schedule of outstanding stock options

A summary of the status of the Company’s outstanding stock options as of June 30, 2019 and changes during the period ending on that date is as follows: 

				Weighted Average		Aggregate Intrinsic		Average
	Shares			Exercise		Value		Remaining
	(000’s)			Price		(000’s)		Term (Yrs)
Options
Balance at December 31, 2018		4,840		$	3.04	$	5,338		5.05
Granted		1,372		$	3.78
Exercised		(482	)	$	1.13
Forfeiture and cancelled		(272	)	$	2.72
At June 30, 2019		5,458		$	3.41	$	5,786		5.67
Exercisable at June 30, 2019		2,590		$	2.39

Schedule of employee stock options outstanding

The following table summarizes information about employee stock options outstanding at June 30, 2019:

	Outstanding Options						Vested Options
	Number						Number
	Outstanding		Weighted		Weighted		Exercisable		Weighted		Weighted
Range of	at		Average		Average		at		Average		Average
Exercise	June 30,		Remaining		Exercise		June 30,		Exercise		Remaining
Price	2019 (000’s)		Term		Price		2019 (000’s)		Price		Term
$0.20 - $0.53		399		3.58	$	0.27		399	$	0.27		3.58
$0.65 - $1.80		692		.94	$	0.85		692	$	0.85		.94
$1.83 - $2.84		586		2.99	$	2.07		551	$	2.07		3.04
$3.20 - $6.20		3,773		7.19	$	4.39		940		4.55		5.23
$7.20 - $22.00		8		0.13	$	10.36		8	$	10.36		0.13
Outstanding options		5,458		5.67	$	3.41		2,590	$	2.39		3.35

Summary of restricted stock awards

A summary of the Company’s restricted stock activity for the three months ended June 30, 2019 and 2018 is presented in the following table:

	For the Six Months ended
	June 30, 2019				June 30, 2018
			Weighted					Weighted
			Average					Average
	(000’s)		Grant Date		(000’s)			Grant Date
	Shares		Fair Value		Shares			Fair Value
Unvested at beginning of period		38,889	$	—		72,222		$	—
Granted				3.64					—
Vested		8,333		—		(16,667	)		—
Unvested at end of period		30,556	$	3.64		55,556		$	3.64