XML 35 R23.htm IDEA: XBRL DOCUMENT v3.22.2
Share-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2022
Share-Based Compensation  
Schedule of restricted stock and performance-based restricted stock activity

​

​

​

​

​

​

​

​

​

​

​

​

​

    

Shares 

    

Weighted

​

Performance-based

    

Weighted

​

​

Under

​

Average

​

Shares Under

​

Average

​

​

Restriction

​

Fair Value

​

Restriction

​

Fair Value

Outstanding at beginning of year

 

65,171

​

$

85.16

​

72,418

​

$

84.94

Granted

 

38,864

​

​

85.22

​

31,828

(1)

​

86.35

Vested and unrestricted

 

(38,328)

​

​

86.02

​

(26,504)

​

​

92.52

Forfeited

​

(1,116)

​

​

83.60

​

(1,252)

​

​

84.51

Outstanding at end of period

 

64,591

​

$

83.85

​

76,490

​

$

84.41

(1)Includes a true-up of previously awarded performance-based restricted share awards. The updated shares were calculated based on the attainment of pre-established performance objectives and granted under the 2002 Incentive Plan.