Annual report pursuant to Section 13 and 15(d)

Equity Incentive Plans - Schedule of Stock Option Activity (Details)

v3.24.0.1
Equity Incentive Plans - Schedule of Stock Option Activity (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Number of shares      
Outstanding at beginning of period (in shares) 63    
Granted (in shares) 62 9 19
Exercised (in shares) (11)    
Forfeited (in shares) (7)    
Expired (in shares) (3)    
Outstanding at ending of period (in shares) 104 63  
Number of shares, Exercisable (in shares) 53    
Weighted average exercise  price      
Outstanding at beginning of period (in usd per share) $ 1.76    
Granted (in usd per share) 1.75    
Exercised (in usd per share) 1.05    
Forfeited (in usd per share) 1.96    
Expired (in usd per share) 3.05    
Outstanding at end of period (in usd per share) 1.78 $ 1.76  
Weighted average exercise price, Exercisable (in usd per share) $ 1.66    
Weighted average remaining contractual term, Outstanding 7 years 9 months 18 days    
Weighted average remaining contractual term, Exercisable 6 years 4 months 24 days    
Aggregate intrinsic value, Outstanding $ 269    
Aggregate intrinsic value, Exercisable $ 143