Stockholders' Equity and Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2021

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Summary of Stock Option Activities

	Number of Options			Weighted Average Exercise Price of Stock Options		Aggregate Intrinsic Value of Stock Options		Weighted Average Remaining Contractual Life of Stock Options
Outstanding at January 1, 2021		1,647,181		$	11.24	$	6,112		3.8 years
Exercised		(349,304	)		12.94		2,965		—
Outstanding at December 31, 2021		1,297,877		$	10.78	$	13,262		3.1 years
Vested and Exercisable at December 31, 2021		1,297,877		$	10.78	$	13,262		3.1 years

Number and Weighted Average Grant-Date Fair Value of Unvested Stock Options

The number and weighted average grant-date fair value of the unvested stock options are as follows:

	Year Ended December 31,
	2021				2020				2019
	Number		Weighted Average Grant- Date Fair Value		Number		Weighted Average Grant- Date Fair  Value		Number			Weighted Average Grant- Date Fair Value
Unvested options at the beginning of the period		—		—		—		—		130,191		$	1.54
Vested options during the period		—		—		—		—		(107,100	)		1.54
Forfeited options during the period		—		—		—		—		(345	)		1.54
Exercised options during the period		—		—		—		—		(22,746	)		1.54
Unvested options at the end of the period		—		—		—		—		0		$	—