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Share-Based Compensation - Summary of Unvested Restricted Stock Awards (Details) - Restricted Stock
6 Months Ended
Jun. 30, 2021
$ / shares
shares
Shares [Roll Forward]  
Unvested, beginning of period (in shares) | shares 224,691
Granted (in shares) | shares 31,397
Vested (in shares) | shares (89,295)
Forfeited (in shares) | shares (5,690)
Unvested, end of period (in shares) | shares 161,103
Weighted Average Grant Date Fair Value [Roll Forward]  
Unvested, beginning of period (weighted average grant date fair value) | $ / shares $ 38.22
Granted (weighted average grant date fair value) | $ / shares 69.22
Vested (weighted average grant date fair value) | $ / shares 35.84
Forfeited (weighted average grant date fair value) | $ / shares 51.19
Unvested, end of period (weighted average grant date fair value) | $ / shares $ 45.12