Stock-based Compensation (Tables)

12 Months Ended

Dec. 31, 2019

Share-based Payment Arrangement [Abstract]

Schedule of Assumptions for Options Granted

The following assumptions were used in the option valuation model for options granted during the years ended December 31,:

	2019*	2018	2017
Expected approximate volatility	None%	35%	35%
Expected dividends	None	None	None
Expected term (in years)	None	3-5	5
Risk-free rate	None%	2.41% - 2.62%	1.81% - 2.18%
Stock price	None	$4 - $5	$3 - $4

* there were no options granted in 2019

Summary of Options Granted and Range in Vesting Periods

A summary of the options granted and the range in vesting periods based on specific provisions within the option agreements during the years ended December 31, are as follows:

	2019		2018		2017
Options granted		—		108,288		612,771
Vesting period (in years)		—		3 - 5		5

Schedule of Vested Stock Options

The following table sets forth of the activities of the Company’s vested stock options for the years ended December 31, 2019, 2018 and 2017, as restated to give effect for the reverse recapitalization discussed in Note 3.

Outstanding options	Shares			Weighted Average Grant Date Fair Value		Weighted Average Exercise Price
Outstanding at January 1, 2017		4,512,952		$	0.60	$	1.75
Granted		612,771			1.27		3.72
Exercised		(867,024	)		0.59		1.62
Forfeited/expired		(135,789	)		0.96		2.73
Outstanding at December 31, 2017		4,122,910			0.69		2.03
Granted		108,288			1.73		5.10
Exercised		(284,642	)		0.40		1.15
Forfeited/expired		(114,132	)		1.03		2.96
Outstanding at December 31, 2018		3,832,424			0.73		2.16
Granted		—			—		—
Exercised		(2,590,274	)		0.62		1.84
Forfeited/expired		(13,751	)		0.77		2.33
Outstanding at December 31, 2019		1,228,399			0.96		2.91

Summary of Nonvested Stock Options

A summary of the status of the activities of the Company’s nonvested stock options for the years ended December 31, 2019, 2018 and 2017, as restated to give effect for the reverse recapitalization discussed in Note 3.

Nonvested options	Shares			Weighted Average Grant Date Fair Value
Nonvested at January 1, 2017		3,639,156		$	0.60
Granted		612,771			1.27
Vested		(1,380,566	)		0.60
Forfeited		(135,789	)		0.96
Nonvested at December 31, 2017		2,735,572			0.73
Granted		108,288			1.73
Vested		(1,032,910	)		0.62
Forfeited		(101,361	)		1.07
Nonvested at December 31, 2018		1,709,589			0.82
Granted		—			—
Vested		(547,537	)		0.85
Forfeited		(13,751	)		0.77
Nonvested at December 31, 2019		1,148,301			0.95