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Stock-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2022
Share-based Payment Arrangement [Abstract]  
Summary of stock-based compensation expense was classified in the statements of operations and comprehensive loss

Three Months Ended June 30, 

Six Months Ended June 30, 

(in thousands)

   

2022

    

2021

   

2022

    

2021

Research and development expenses

$

3,476

$

2,376

$

6,628

$

4,274

General and administrative expenses

 

3,215

 

2,001

 

6,129

 

3,582

Total

$

6,691

$

4,377

$

12,757

$

7,856