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Compensation Plans (Tables)
6 Months Ended
Jun. 30, 2021
Share-based Payment Arrangement [Abstract]  
Roll-Forward of Outstanding Restricted Stock Grants Issued
The following table represents a roll-forward of outstanding restricted stock and related activity for the six months ended June 30, 2021:
SharesWeighted-Average
Grant Date Price
per Share
Outstanding restricted stock as of December 31, 2020183,718 $173.80 
Grants issued67,777 158.05 
Grants vested(17,030)173.69 
Grants forfeited(18,397)169.68 
Total outstanding restricted stock as of June 30, 2021216,068 $167.19 
Expense Recognition of Deferred Compensation The recognition of compensation expense related to deferred compensation over the remaining vesting periods is as follows:
Six Months 
 Remaining In
      
20212022202320242025ThereafterTotal
$4,129,469 $7,359,397 $5,499,650 $1,917,053 $314,519 $9,737 $19,229,825 
Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Grant Date Intrinsic Value
The following table represents common shares issued as part of the Company's incentive compensation program during the six-month period ended June 30, 2021, and 2020:
Shares IssuedGrant Date Value
June 30, 20213,681 $529,806 
June 30, 202023,640 $3,396,359