STOCK OPTIONS (Tables)

12 Months Ended

Dec. 31, 2021

Share-based Payment Arrangement [Abstract]

Summary of Stock Options And Stock Awards

The status of the Company’s stock options is summarized as follows:

	Number of options	Weighted average exercise price
Outstanding at December 31, 2019	3,966,858	$	4.67
Granted	1,376,900	7.94
Exercised	(112,965)	3.37
Canceled and forfeited	(291,850)	7.19
Outstanding at December 31, 2020	4,938,943	$	5.46
Granted	894,980	9.37
Exercised	(232,521)	6.65
Canceled and forfeited	(203,711)	8.27
Outstanding at December 31, 2021	5,397,691	$	5.95

Number of Weighted Average Grant-Date Fair Values of Options

	Number of options	Weighted average grant date fair value
Non-vested at December 31, 2020	2,044,469	$	4.61
Granted	894,980	5.76
Vested	(952,332)	4.49
Forfeited	(184,901)	5.21
Non-vested at December 31, 2021	1,802,216	$	5.21

Schedule of Option Fair Value Assumptions

Inputs used in the valuation models are as follows:

	2021 Grants			2020 Grants
Option value	$9.29	-	$11.51	$4.98	-	$8.18
Risk-free rate	0.6%	-	0.8%	0.3%	-	1.7%
Expected dividend yield	—%			—%
Expected volatility	68.9%	-	70.8%	65.9%	-	70.1%
Expected term (in years)	4.5	-	6	6