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Stock-Based Compensation - Restricted Stock and Performance Awards Activity (Details) - RSAs and PSAs
3 Months Ended
Mar. 31, 2022
$ / shares
shares
Shares  
Unvested, beginning balance (shares) | shares 891,333
Granted (shares) | shares 9,684
Vested (shares) | shares (329,080)
Forfeited (shares) | shares (1,900)
Unvested, ending balance (shares) | shares 570,037
Weighted Average Share Price  
Unvested, beginning balance (usd per share) | $ / shares $ 20.91
Granted (usd per share) | $ / shares 17.56
Vested (usd per share) | $ / shares 20.10
Forfeited (usd per share) | $ / shares 21.50
Unvested, ending balance (usd per share) | $ / shares $ 21.32