Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2023

Share-Based Payment Arrangement [Abstract]

Summary of Stock Option Activity and Weighted Average Exercise Prices

A summary of the Company’s stock option activity and weighted average exercise prices follows:

				Weighted Average Remaining Contractual Term	Aggregate Intrinsic Value
	Number of Options Outstanding	Weighted Average Exercise Price
	(In thousands)	(Per share)		(In years)	(In thousands)
Balance outstanding as of December 31, 2022	4,459	$	24.25	6.08	$	1,327
Granted	18	11.37
Exercised	(48)	3.18
Cancelled or expired	(1,174)	28.15
Balance outstanding as of September 30, 2023	3,255	22.67		5.41	92
Options vested and expected to vest	501	27.68		8.14	40
Options exercisable as of September 30, 2023	2,578	$	21.54	4.61	$	51

Weighted Average Assumptions of Fair Value Options Using Black-Scholes Option-Pricing Model

The fair value of each option grant is estimated on the date of grant, adjusted for estimated forfeitures, using the Black-Scholes option-pricing model with the following weighted average assumptions:

	Three Months Ended September 30,		Nine Months Ended September 30,
	2023	2022	2023	2022
Dividend yield	N/A	0.00%	0.00%	0.00%
Risk-free interest rate	N/A	2.82% - 3.05%	3.60%	1.62% - 3.38%
Expected life (in years)	N/A	5	5	5
Historical volatility	N/A	59.74% - 61.22%	65.17%	53.87% - 61.22%

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

A summary of the Company’s RSUs and PRSUs activity and weighted average exercise prices follows:

	Restricted Stock Unit Activity
	Number of Shares	Weighted Average Grant Date Fair Value		Aggregate Fair Value
	(In thousands)	(Per share)		(In thousands)
Balances outstanding as of December 31, 2022	5,235	$	25.42	$	53,080
Awarded	2,619	5.21
Vested	(1,590)	20.80
Forfeited	(1,692)	25.39
Non-vested and outstanding as of September 30, 2023	4,572	$	15.28
Expected to vest	3,129	$	15.35	$	12,173