Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2019

Stockholders' Equity Note [Abstract]

Key Assumptions Used in Determining Fair Value of Options Granted

The key assumptions used in determining the fair value of options granted during the nine months ended September 30, 2019 follows:

Expected price volatility	61.80%-64.10%
Risk-free interest rate	1.36%-2.66%
Weighted average expected life in years	6 years
Dividend yield	—

Summary of Stock Option Activity

Option activity during the nine months ended September 30, 2019 was as follows:

	Number of shares	Weighted average exercise price per share		Aggregate intrinsic value
Outstanding at January 1, 2019	4,406,004	$	3.19	$	4,172
Granted in 2019:
Officers and Directors	1,132,109	3.93
Employees	1,135,795	4.46
Exercised	(412,500)	4.60
Forfeitures	(490,342)	3.97
Outstanding at September 30, 2019	5,771,066	$	3.53	$	5,627

Summary of Restricted Stock Activity

Restricted stock activity during the nine months ended September 30, 2019 was as follows:

	Number of restricted shares	Weighted average fair market value per RSU
Outstanding at January 1, 2019	2,166,102	$	2.59
Granted:
Executive officers	223,250	4.44
Directors	90,000	4.85
Employees	47,000	4.67
Vested	(801,661)	4.80
Forfeitures	(87,132)	2.30
Outstanding at September 30, 2019	1,637,559	$	3.23

Schedule of Earnings Per Share, Basic and Diluted

	Three months ended September 30,				Nine months ended September 30,
	2019		2018		2019		2018
Basic:
Net income (loss)	$	354	$	(6,380)	$	(14,609)	$	(26,859)
Less deemed dividend related to beneficial conversion feature on Series B Preferred Stock	—		(12,500)		—		(12,500)
Net earnings (loss) attributable to common stockholders	$	354	$	(18,880)	$	(14,609)	$	(39,359)
Weighted average common shares outstanding	89,649,922		64,900,007		81,612,112		60,599,456
Basic earnings (loss) per common share	$	—	$	(0.29)	$	(0.18)	$	(0.65)
Diluted:
Effect of dilutive securities:
Net income (loss) attributable to common stockholders, diluted	$	354	$	(18,880)	$	(14,609)	$	(39,359)
Weighted average common shares outstanding	89,649,922		64,900,007		81,612,112		60,599,456
Effect of dilutive options and warrants	15,488,972		—		—		—
Dilutive weighted average common shares outstanding	105,138,894		64,900,007		81,612,112		60,599,456
Diluted earnings (loss) per common share	$—		$(0.29)		$(0.18)		$(0.65)