Stockholders' Equity (Tables)

3 Months Ended

Mar. 31, 2021

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 three months ended March 31, 2021 follows:

Expected price volatility	59.65%-59.87%
Risk-free interest rate	0.50%-1.13%
Weighted average expected life in years	6 years
Dividend yield	—

Summary of Stock Option Activity

Option activity during the three months ended March 31, 2021 was as follows:

	Number of shares	Weighted average exercise price per share		Aggregate intrinsic value
Outstanding at January 1, 2021	7,060,966	$	4.55	$	2,831
Granted in 2021:
Officers and Directors	1,249,292	$	3.84
Employees	1,536,999	$	4.30
Exercised	(16,619)	$	2.45
Forfeitures	(102,899)	$	4.79
Outstanding at March 31, 2021	9,727,739	$	4.42	$	1,913

Summary of Restricted Stock Activity

Restricted stock activity during the three months ended March 31, 2021 was as follows:

	Number of restricted shares	Weighted average fair market value per RSU
Outstanding at January 1, 2021	940,759	$	3.71
Granted in 2021:
Officers and Directors	226,562	$	3.84
Employees	35,807	$	3.84
Vested	(268,174)	$	3.97
Outstanding at March 31, 2021	934,954	$	3.75

Schedule of Earnings Per Share, Basic and Diluted

	Three months ended March 31,
	2021		2020
Basic:
Net income attributable to common stockholders, basic	$	5,237	$	4,966
Weighted average common shares outstanding	100,988,245		97,118,267
Basic earnings per common share	$	0.05	$	0.05
Diluted:
Effect of dilutive securities:
Net income attributable to common stockholders, diluted	$	5,237	$	4,966
Weighted average common shares outstanding	100,988,245		97,118,267
Effect of dilutive options, RSUs, preferred stock and warrants	4,408,548		9,847,495
Dilutive weighted average common shares outstanding	105,396,793		106,965,762
Diluted earnings per common share	$0.05		$0.05