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Stock-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2023
Employee And Nonemployee Stock Option Restricted Stock Units  
Employee Service Share Based Compensation Allocation Of Recognized Period Costs  
Schedule of Stock-Based Compensation Expense

Three Months Ended

Six Months Ended

June 30, 

June 30, 

(in thousands)

    

2023

    

2022

    

2023

    

2022

Cost of goods sold (1)

$

236

$

216

$

361

$

371

Research and development

 

3,370

 

4,576

 

8,831

 

9,534

Selling, general and administrative

 

6,471

 

9,058

 

13,167

 

16,824

Stock-based compensation expense

$

10,077

$

13,850

$

22,359

$

26,729

 

 

 

 

Stock-based compensation expense capitalized into inventory

$

193

$

301

$

324

$

614

(1)Stock-based compensation capitalized into inventory is recognized as cost of goods sold when the related product is sold.