Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION - Option Activity (Details)

v3.23.1
STOCK-BASED COMPENSATION - Option Activity (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2023
Dec. 31, 2022
Number of Shares    
Options outstanding, beginning balance (in shares) 19,831  
Granted (in shares) 7,450  
Exercised (in shares) 0  
Cancelled (in shares) (2,550)  
Options outstanding, ending balance (in shares) 24,731 19,831
Options outstanding, exercisable (in shares) 16,318  
Options outstanding, vested or expected to vest (in shares) 24,731  
Weighted Average Exercise Price    
Beginning balance (in USD per share) $ 0.46  
Granted (in USD per share) 0.04  
Exercised (in USD per share) 0  
Cancelled (in USD per share) 0.45  
Ending balance (in USD per share) 0.33 $ 0.46
Weighted average exercise price, exercisable (in USD per share) 0.48  
Weighted average exercise price, vested or expected to vest (in USD per share) $ 0.33  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]    
Weighted average remaining contract term (in years) 5 years 1 month 6 days 3 years 6 months
Weighted average remaining contract term, exercisable (in years) 2 years 8 months 12 days  
Weighted average remaining contract term, vested or expected to vest (in years) 5 years 1 month 6 days  
Aggregate intrinsic value $ 4 $ 0
Aggregate intrinsic value, exercisable 0  
Aggregate intrinsic value, vested or expected to vest $ 4