Quarterly report pursuant to Section 13 or 15(d)

STOCK BASED COMPENSATION - Restricted Stock Units (Details)

v3.24.3
STOCK BASED COMPENSATION - Restricted Stock Units (Details)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2024
USD ($)
shares
Sep. 30, 2023
USD ($)
Sep. 30, 2024
USD ($)
$ / shares
shares
Sep. 30, 2023
USD ($)
Dec. 31, 2021
item
Weighted Average Grant Date Fair Value          
Stock-based compensation expense | $ $ 5,719 $ 7,683 $ 20,054 $ 26,699  
Number of participants forfeiting shares | item         1
Restricted stock units          
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]          
Vesting period     4 years    
Cliff vesting period     1 year    
Unrecognized compensation costs, non-vested RSUs | $ $ 30,200   $ 30,200    
Weighted-average period     2 years 1 month 6 days    
Shares Subject to Vesting          
Balance at beginning of period, unvested shares (in shares) | shares     2,305    
Granted (in shares) | shares     1,497    
Vested (in shares) | shares     (847)    
Cancelled/Forfeited (in shares) | shares     (256)    
Balance at end of period, unvested shares (in shares) | shares 2,699   2,699    
Weighted Average Grant Date Fair Value          
Balance at beginning of Period, unvested shares (in dollars per share) | $ / shares     $ 28.44    
Granted (in dollars per share) | $ / shares     6.73    
Vested (in dollars per share) | $ / shares     23.65    
Cancelled/Forfeited (in dollars per share) | $ / shares     $ 32.01    
Balance at end of Period, unvested shares (in dollars per share) | $ / shares          
Stock-based compensation expense | $ $ 5,600 $ 7,300 $ 19,400 $ 25,000