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Share-Based Compensation (Tables)
12 Months Ended
Dec. 31, 2025
Share-Based Compensation  
Schedule of restricted stock and performance-based restricted stock activity

Years Ended December 31,

2025

2024

2023

  ​ ​ ​

Shares 

  ​ ​ ​

Weighted

Shares 

  ​ ​ ​

Weighted

 

Shares 

Weighted

Under

Average

Under

Average

 

Under

Average

Restriction

Fair Value

Restriction

Fair Value

 

Restriction

Fair Value

Outstanding at beginning of year

 

63,522

$

83.60

66,929

$

81.58

63,413

$

83.87

Granted

 

41,489

79.61

39,731

85.30

40,101

80.03

Vested and unrestricted

 

(35,358)

84.78

(41,354)

82.03

(36,352)

83.87

Forfeited

(410)

81.70

(1,784)

81.93

(233)

81.62

Outstanding at end of period

 

69,243

82.79

63,522

83.60

66,929

81.58

Years Ended December 31,

2025

2024

2023

  ​ ​ ​

Performance-based

  ​ ​ ​

Weighted

  ​ ​ ​

Performance-based

  ​ ​ ​

Weighted

  ​ ​ ​

Performance-based

Weighted

Shares Under

Average

Shares Under

Average

Shares Under

Average

Restriction

Fair Value

Restriction

Fair Value

Restriction

Fair Value

Outstanding at beginning of year

 

73,232

$

83.53

 

78,991

$

81.40

75,069

$

84.46

Granted (1)

 

29,457

79.58

 

27,082

85.11

30,693

81.81

Vested and unrestricted

 

(8,541)

84.98

 

(13,912)

79.27

(26,599)

90.50

Forfeited

(14,489)

84.99

(18,929)

80.04

(172)

83.39

Outstanding at end of period

 

79,659

83.80

 

73,232

83.53

78,991

81.40

(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.