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Share-Based Compensation Plan (Tables)
9 Months Ended
Sep. 30, 2021
Share-based Payment Arrangement [Abstract]  
Summary of Service Condition Restricted Share Activity
The following table provides a summary of service condition restricted share activity as of September 30, 2021:
SharesWeighted-Average
Grant Date
Fair Value
Unvested at December 31, 2020242,727 $24.94 
Granted415,531 $22.69 
Vested(81,591)$30.41 
Forfeited(7,902)$23.33 
Unvested at September 30, 2021568,765 $22.53