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Employee Benefits and Share-Based Compensation (Tables)
 9 Months Ended
Sep. 30, 2025
Share-Based Payment Arrangement [Abstract]  
Schedule of Share-Based Compensation Expense
The following table sets forth the total share-based compensation expense recognized in the Company’s Condensed Consolidated Statements of Operations:
Three Months Ended September 30,Nine Months Ended September 30,
2025202420252024
(In thousands)
Cost of product and service revenues$996 $1,709 $3,921 $4,884 
Research and development722 1,062 2,964 3,276 
Selling, general, and administrative9,492 8,834 25,641 22,117 
Total share-based compensation expense$11,210 $11,605 $32,526 $30,277 
Schedule of Assumptions Used to Value ESPP Shares
The following assumptions were used to value shares under the ESPP:
Three Months Ended September 30,Nine Months Ended September 30,
2025202420252024
Expected life, years
0.5 - 2.0
0.5 - 2.0
0.5 - 2.0
0.5 - 2.0
Expected volatility, %
45.8% - 58.7%
33.7% - 58.7%
45.8% - 58.7%
33.7% - 58.7%
Risk-free interest rate, %
3.9% - 5.0%
3.2% - 5.3%
3.9% - 5.2%
1.5% - 5.5%
Dividend yield, % — %— %— %— %
Schedule of Share Option Activity
The following table summarizes the stock option activity under the 2009 Plan:
Number of
Shares		Weighted-Average
Exercise Price		Weighted-Average
Remaining Years		Aggregate
Intrinsic Value
(In thousands, except per share data)
Outstanding at December 31, 20241,760 $67.51 3.6$2,619 
Granted— — 
Exercised(4)29.11 
Expired(236)73.21 
Forfeited— — 
Outstanding at September 30, 20251,520 $66.82 3.2$136 
Exercisable at September 30, 20251,520 $66.79 3.2$136 
Vested and expected to vest at September 30, 2025 and thereafter1,520 $66.82 3.2$136 
Schedule of Restricted Stock Unit Activity
The following table summarizes the RSU activity under the 2009 Plan:
Number of
Shares		Weighted-Average
Grant Date Fair Value		Weighted-Average
Remaining Years		Aggregate
Intrinsic Value
(In thousands, except per share data)
Outstanding at December 31, 20241,614 $54.58 1.6$71,849 
Granted 958 31.96 
Vested (413)62.63 
Forfeited(323)52.84 
Outstanding and unvested at September 30, 20251,836 $41.28 1.6$55,903 
Schedule of Performance-Based Restricted Stock Activity
The following table summarizes the PSU activity under the 2009 Plan:
Number of
Shares		Weighted-Average
Grant Date Fair Value
(In thousands, except per share data)
Outstanding at December 31, 2024177 $28.67 
Granted (Awarded)139 32.66 
Additional granted based on performance achievement135 28.67 
Vested (Released)(117)28.67 
Forfeited— — 
Outstanding and unvested at September 30, 2025334 $30.33 
Schedule of Ordinary Shares Reserved for Future Issuance Under Equity Incentive Plans
The Company had the following ordinary shares reserved for future issuance under its equity incentive plans as of September 30, 2025:
Number of Shares
(In thousands)
Stock options outstanding1,520 
Non-vested restricted stock awards2,224 
Shares authorized for future issuance3,607 
ESPP shares available for future issuance2,114 
Total shares reserved for future issuance9,465