Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2021

Stockholders' Equity Note [Abstract]

Summary of Stock Option Activity

Stock option activity for the year ended December 31, 2021 is 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	1,678,425	$	3.88
Employees	2,145,494	4.12
Exercised	(160,023)	2.90
Forfeitures	(1,112,101)	4.54
Outstanding at December 31, 2021	9,612,761	$	4.37	$	520

Summary of Stock Options Outstanding

Options outstanding at December 31, 2021 are as follows:

Range of Exercise Prices	Number Outstanding	Weighted Average Remaining Contractual Life (Years)	Weighted Average Exercise Price		Aggregate Intrinsic Value
$1.00 – 5.00	7,367,252	8.15	$	3.82
$5.01 – 10.00	2,194,085	7.56	$	5.95
$10.01 – 15.00	29,924	3.14	$	13.09
$15.01 – 20.00	21,500	2.75	$	16.47
	9,612,761				$	520

Summary of Stock Options Exercisable

Options exercisable at December 31, 2021 are as follows:

Range of Exercise Prices	Number Outstanding	Weighted Average Remaining Contractual Life (Years)	Weighted Average Exercise Price		Aggregate Intrinsic Value
$1.00 – 5.00	3,201,210	7.02	$	3.61
$5.01 – 10.00	1,252,843	7.1	$	6.06
$10.01 – 15.00	29,924	3.14	$	13.09
$15.01 – 20.00	21,500	2.75	$	16.47
	4,505,477				$	479

Summary of Nonvested Stock Options

Nonvested stock options as of December 31, 2021, and changes during the year then ended, are as follows:

Nonvested Shares	Shares	Weighted Average Grant Date Fair Value		Intrinsic Value
Nonvested at January 1, 2021	4,045,200
Granted	3,823,919
Vested	(1,811,558)
Forfeited	(950,277)
Nonvested at December 31, 2021	5,107,284	$	4.32	$	41

Summary of Restricted Stock Activity

Restricted stock activity during the year ended December 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:
Officers and Directors	301,821	$	3.88
Employees	35,807	$	3.84
Vested	(542,825)	$	3.79
Forfeitures	(101,215)	$	4.25
Outstanding at December 31, 2021	634,347	$	4.09