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Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2021
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]  
Summary of Stock-Based Compensation Expense Recognized for Options and RSUs Granted

Stock-based compensation expense recognized for options and RSUs granted was as follows (in thousands):

 

 

 

Three Months Ended

March 31,

 

 

 

2021

 

 

2020

 

Research and development

 

$

257

 

 

$

75

 

General and administrative

 

 

872

 

 

 

151

 

Total stock-based compensation expense

 

$

1,129

 

 

$

226