EQUITY BASED COMPENSATION (Tables)

12 Months Ended

Dec. 31, 2022

EQUITY BASED COMPENSATION

Schedule of compensation costs related to restricted stock and stock options

	Year Ended
	December 31,
	2022		2021
Sales, general, and administrative	$	5,307	$	3,821
Research and development		182		163
Total RSUs and stock option compensation	$	5,489	$	3,983

Summary of changes in unvested restricted stock

	Unvested RSUs
		Weighted
		Average
	Number of	Grant-date
	Shares	Fair Value
	in thousands	$ per share
Unvested at January 1, 2021	2,938	$	0.85
Granted	2,200	$	3.25
Vested	(1,660)	$	0.85
Forfeited	(313)	$	1.04
Unvested at December 31, 2021	3,165	$	2.50
Granted	3,535	$	1.96
Vested	(2,306)	$	2.11
Forfeited	(361)	$	2.39
Unvested at December 31, 2022	4,033	$	2.13

Schedule of stock option activity

				Weighted
		Weighted		Average
		Average		Remaining		Aggregate
	Number of	Exercise		Contractual		Intrinsic
	Options	Price		Term		Value
	in thousands	$ per share
Outstanding at January 1, 2021	6,581	$	1.50
Granted	235		3.10
Exercised	(984)		1.37
Forfeited	(600)		1.00
Expired	(61)		2.64
Outstanding at December 31, 2021	5,171		1.65
Exercised	(150)		1.16
Forfeited	(100)		1.39
Expired	(9)		2.76
Outstanding at December 31, 2022	4,912	$	1.67	2.3	years	$	—
Exercisable at December 31, 2022	4,812	$	1.65	2.2	years	$	—

Schedule of fair value assumptions

	2021
Risk-free interest rate (1)	0.54	%
Expected dividend yield (2)	—	%
Expected volatility (3)	87.92	%
Expected term of stock options (4)	4.09	years

(1)The risk-free interest rate is based on the period matching the expected term of the stock options based on the U.S. Treasury yield curve in effect on the grant date.

(2)The expected dividend yield is assumed as zero. The Company has never paid cash dividends nor does it anticipate paying dividends in the foreseeable future.

(3)The expected volatility is based on historical volatility of the Company’s stock.

(4)The expected term represents the period of time that options granted are expected to be outstanding based on vesting date and contractual term.