v3.24.0.1
STOCKHOLDERS' DEFICIT - Schedule of Restricted Stock and Restricted Stock Units Outstanding and Activity (Details) - Restricted stock units and awards - $ / shares
shares in Thousands
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Number of RSUs and RSAs      
Beginning balance (in shares) 12,635    
Granted (in shares) 15,605    
Vested (restriction lapsed) (in shares) (7,734)    
Forfeited (in shares) (457)    
Ending balance (in shares) 20,049 12,635  
Weighted-Average Grant-Date Fair Value      
Beginning balance (in dollars per share) $ 2.08    
Granted (in dollars per share) 1.32 $ 2.58 $ 2.27
Vested (restriction lapsed) (in dollars per share) 1.93    
Forfeited (in dollars per share) 1.78    
Ending balance (in dollars per share) $ 1.56 $ 2.08