STOCK-BASED COMPENSATION (Tables)

9 Months Ended

Sep. 30, 2023

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Stock-based Compensation Expense

The following table summarizes the stock-based compensation expense recognized in accordance with ASC 718-10 for the three and nine months ended September 30, 2023 and 2022:

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
(In thousands)	2023		2022		2023		2022
Cost of revenues	$	446	$	172	$	1,193	$	727
Research and development		2,895		2,334		7,992		7,712
Sales and marketing		1,787		1,267		5,061		4,392
General and administrative		1,777		(755)		6,779		2,879
Total stock-based compensation expense	$	6,905	$	3,018	$	21,025	$	15,710

Performance Based Awards (PSUs)

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Share-based Compensation, Restricted Stock Units Award Activity

A summary of PSUs outstanding as of September 30, 2023 and activity during the nine months ended, is presented below:

				Weighted-Average
		Weighted-Average		Remaining	Aggregate
	Shares	Grant Date Fair		Contractual Term	Intrinsic Value
	(In thousands)	Value Per Share		(In years)	(In thousands)
Outstanding at January 1, 2023	34	$	79.94
Granted	130	$	82.96
Vested	(34)	$	79.94
Forfeited	—		—
Outstanding at September 30, 2023	130	$	82.96	0.25	$	9,964
Outstanding and expected to vest at September 30, 2023	39			0.25	$	2,989

Long-Term Performance-Based Awards (PRSUs)

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Share-based Compensation, Restricted Stock Units Award Activity

A summary of PRSUs outstanding as of September 30, 2023 and activity during the nine months ended, is presented below:

				Weighted-Average	Aggregate
		Weighted-Average		Remaining	Intrinsic
	Shares	Grant Date Fair		Contractual Term	Value
	(In thousands)	Value Per Share		(In years)	(In thousands)
Outstanding at January 1, 2023	236	$	77.82
Granted	145	$	80.92
Vested	(23)	$	49.68
Forfeited	—		—
Outstanding at September 30, 2023	358	$	80.89	1.37	$	27,344
Outstanding and expected to vest at September 30, 2023	6			2.25	$	445

Restricted Stock Units (RSUs)

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Share-based Compensation, Restricted Stock Units Award Activity

A summary of RSUs outstanding as of September 30, 2023 and activity during the nine months ended, is presented below:

				Weighted-Average	Aggregate
		Weighted-Average		Remaining	Intrinsic
	Shares	Grant Date Fair		Contractual Term	Value
	(In thousands)	Value Per Share		(In years)	(In thousands)
Outstanding at January 1, 2023	1,096	$	60.52
Granted	333	$	81.06
Vested	(386)	$	51.49
Forfeited	(22)	$	71.71
Outstanding at September 30, 2023	1,021	$	70.39	1.68	$	77,875
Outstanding and expected to vest at September 30, 2023	946			1.59	$	72,163