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Compensation Plans (Tables)
9 Months Ended
Sep. 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 nine months ended September 30, 2021:
SharesWeighted-Average
Grant Date Price
per Share
Outstanding restricted stock as of December 31, 2020183,718 $173.80 
Grants issued68,589 158.26 
Grants vested(30,580)180.22 
Grants forfeited(19,097)170.06 
Total outstanding restricted stock as of September 30, 2021202,630 $165.76 
Expense Recognition of Deferred Compensation The recognition of compensation expense related to deferred compensation over the remaining vesting periods is as follows:
Three Months 
 Remaining In
      
20212022202320242025ThereafterTotal
$2,122,796 $7,350,636 $5,425,275 $1,917,736 $340,773 $31,167 $17,188,383 
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 nine-month period ended September 30, 2021, and 2020:
Shares IssuedGrant Date Value
September 30, 20213,681 $529,806 
September 30, 202023,640 $3,396,359