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Stockholders' Equity (Tables)
 9 Months Ended
Sep. 30, 2022
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:
Stock Option ActivityWeighted Average Remaining Contractual TermAggregate Intrinsic Value
Options Weighted
Average
Exercise Price
(In thousands)(Per share)(In years)(In thousands)
Balances outstanding at December 31, 20214,782 $27.52 6.77$62,300 
Granted802 22.75 
Exercised(200)6.27 
Cancelled or expired(870)38.52 
Balances outstanding at September 30, 20224,514 25.28 6.581,471 
Options vested and expected to vest 1,187 31.64 8.48895 
Options exercisable at September 30, 20222,680 $20.67 5.21$476 
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity
A summary of the Company’s RSU activity and weighted average exercise prices follows:
Restricted Stock Unit Activity
Number of SharesWeighted Average
Grant Date Fair Value		Aggregate Fair Value
(In thousands)(Per share)(In thousands)
Balances outstanding at December 31, 20213,732 $43.63 $133,308 
Awarded4,205 19.76 
Vested(1,711)30.07 
Forfeited(980)42.43 
Non-vested and outstanding at September 30, 20225,246 $29.17 $49,420 
Expected to vest 3,233 $29.43 $30,459 
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 EndedNine Months Ended
September 30,September 30,
2022202120222021
Dividend yield0.00%0.00%0.00%0.00%
Risk-free interest rate
2.82% - 3.05%
0.72% - 1.02%
1.62% - 3.38%
0.46% - 1.02%
Expected life (in years)5555
Historical volatility
59.74% - 61.22%
53.51% - 53.67%
53.87% - 61.22%
53.51% - 54.55%