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Stock-Based Compensation - Restricted Stock Activity (Details)
9 Months Ended
Sep. 30, 2022
$ / shares
shares
Non-vested restricted stock awards  
NUMBER OF SHARES  
Beginning balance (in shares) | shares 977,244
Granted (in shares) | shares 963,062
Vested (in shares) | shares (266,519)
Canceled (in shares) | shares (181,999)
Ending balance (in shares) | shares 1,491,788
WEIGHTED AVERAGE FAIR VALUE PER SHARE  
Beginning balance (in dollars per share) | $ / shares $ 18.32
Granted (in dollars per share) | $ / shares 8.42
Vested (in dollars per share) | $ / shares 25.51
Canceled (in dollars per share) | $ / shares 18.72
Ending balance (in dollars per share) | $ / shares $ 10.60
Non-vested restricted stock units  
NUMBER OF SHARES  
Beginning balance (in shares) | shares 156,873
Granted (in shares) | shares 148,850
Vested (in shares) | shares (37,375)
Canceled (in shares) | shares (42,663)
Ending balance (in shares) | shares 225,685
WEIGHTED AVERAGE FAIR VALUE PER SHARE  
Beginning balance (in dollars per share) | $ / shares $ 14.88
Granted (in dollars per share) | $ / shares 8.33
Vested (in dollars per share) | $ / shares 9.11
Canceled (in dollars per share) | $ / shares 14.98
Ending balance (in dollars per share) | $ / shares $ 11.49