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Equity and Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2022

Share-Based Payment Arrangement [Abstract]

Stock Activity and Total Number of Shares Available for Grant

The following table presents the stock activity and the total number of shares available for grant as of December 31, 2022:

		(in thousands)
Balance at December 31, 2021			998
Options cancelled			71
Restricted stock granted			(507	)
Forfeited/ Expired restricted stock added back			147
Performance-Based restricted stock unearned			8
Performance-Based restricted stock granted			(167	)
Balance at December 31, 2022			550

Stock-based Compensation Expense

Total estimated stock-based compensation expense for employees and non-employees, related to all of the Company's stock-based awards, was comprised as follows:

		Year ended December 31,
		2022				2021				2020
		(in thousands)
Cost of revenue		$	433			$	343			$	927
Selling and marketing			2,028				1,746				1,148
Research and development			1,444				1,379				664
General and administrative			4,079				4,188				2,810
Total stock-based compensation		$	7,984			$	7,656			$	5,549

Stock Option Activity

		Options Outstanding
		Number of Shares Underlying Outstanding Options				Weighted- Average Exercise Price				Weighted- Average Remaining Contractual Term				Aggregate Intrinsic Value
										(in years)
Outstanding at December 31, 2021			1,739,240			$	7.72				7.02			$	25,542,823
Granted			-				-
Exercised			(90,245	)			7.22
Forfeited			(71,450	)			9.71
Outstanding at December 31, 2022			1,577,545			$	7.66				5.81			$	2,465,015
Vested and expected to vest at December 31, 2022			1,571,949			$	7.73				5.80			$	2,460,325
Exercisable at December 31, 2022			1,283,196			$	7.55				5.49			$	2,252,404

Schedule of Weighted-Average Assumptions

Plan was estimated on the date of grant using the Black-Scholes option pricing model with the following assumptions:

Expected term (in years)			-
Risk-free interest rate			-
Expected volatility			-
Dividend rate			-

Restricted Stock Activity

		Shares				Weighted Average Grant Date Fair Value Per Share
Nonvested restricted stock at December 31, 2021			788,454			$	16.81
Granted			506,715				20.64
Vested			(282,588	)			16.19
Shares forfeited			(147,135	)			19.79
Nonvested restricted stock at December 31, 2022			865,446			$	18.75

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Tabular disclosure of cost recognized for award under share-based payment arrangement by plan. Includes, but is not limited to, related tax benefit.

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