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Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2023
Share-Based Payment Arrangement [Abstract]  
Summary of Stock-Based Compensation Expense

The following table reflects the components of stock-based compensation expense recognized in our Condensed Consolidated Statements of Operations (in millions):

 

 

Three Months Ended March 31,

 

 

 

2023

 

 

2022

 

Research and development

 

$

9

 

 

$

9

 

General and administrative

 

 

10

 

 

 

8

 

Total stock-based compensation

 

$

19

 

 

$

17