XML 66 R52.htm IDEA: XBRL DOCUMENT v3.20.4
Stock Compensation Plans (Tables)
12 Months Ended
Dec. 31, 2020
Stock Compensation Plans  
Schedule of Share-based Compensation, Stock Options, Activity

    

    

Shares

    

Weighted

Available

Under

Average

to Grant

Option

Exercise Price

Balance, January 1, 2018

77,512

682,799

$

38.860

Granted from 2013 Plan

 

(1,000)

 

1,000

 

52.500

Exercised

 

 

(81,940)

 

27.597

Forfeited from 2013 Plan

 

13,773

 

(13,773)

 

45.692

Termination of 2013 Plan

 

(90,285)

 

 

588,086

Available to grant from 2018 Plan

800,000

Granted from 2018 Plan

(185,750)

185,750

55.297

Forfeited from current plan(s)

600

(600)

55.000

Balance, December 31, 2018

 

614,850

 

773,236

 

43.886

Granted from 2018 Plan

 

(186,400)

 

186,400

 

60.086

Exercised

 

 

(125,894)

 

33.031

Forfeited from terminated plan(s)

 

 

(17,424)

 

44.163

Forfeited from current plan(s)

 

8,450

 

(8,450)

 

55.000

Balance, December 31, 2019

 

436,900

 

807,868

 

49.139

Granted from 2018 Plan

 

(196,350)

 

196,350

 

41.740

Exercised

 

 

(21,436)

 

33.805

Forfeited from terminated plan(s)

 

 

(6,875)

 

38.849

Forfeited from current plan(s)

 

4,800

 

(4,800)

 

57.513

Balance, December 31, 2020

 

245,350

 

971,107

$

48.079

Schedule of Fair Value Option Pricing Model Assumptions

    

2020

    

2019

    

2018

 

 

Expected dividends per share

$

1.36

$

1.36

$

1.27

 

Risk-free interest rate

 

0.35

%  

1.59

%  

2.86

%

Expected life of options

 

5 years

5 years

5 years

Expected volatility

 

29.32

%  

25.15

%  

17.61

%

Weighted average fair value of options granted during year

$

7.30

$

11.20

$

8.30

Schedule of Share-based Compensation, Activity

    

    

    

Weighted

Weighted

Average

Average

Remaining

Exercise

Contractual

 

Options

 

Price

 

Term

Options outstanding, January 1, 2020

 

807,868

49.139

 

7.54 years

Granted

 

196,350

41.740

 

Exercised

 

(21,436)

30.805

 

Forfeited

 

(11,675)

46.523

 

Options outstanding, December 31, 2020

 

971,107

48.079

 

7.23 years

Options exercisable, December 31, 2020

 

363,695

42.583

 

4.95 years

Schedule of Nonvested Share Activity

    

    

Weighted

    

Weighted

Average

Average

Exercise

Grant Date

    

Options

    

Price

    

Fair Value

Nonvested options, January 1, 2020

 

552,377

54.610

9.509

Granted

 

196,350

41.740

7.296

Vested this period

 

(134,140)

50.441

8.662

Nonvested options forfeited

 

(7,175)

54.655

9.501

Nonvested options, December 31, 2020

 

607,412

51.370

8.981

Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable

    

Options Outstanding

    

    

    

    

Weighted

Options Exercisable

Average

Weighted

Weighted

Remaining

Average

Average

Number

Contractual

Exercise

Number

Exercise

Range of Exercise Prices

     

Outstanding

     

Term

     

Price

     

Exercisable

     

Price

$16.810 to 29.640

 

64,043

 

2.16 years

$

25.598

 

64,043

$

25.598

$32.590 to 38.610

 

62,056

 

3.62 years

 

33.001

 

61,181

 

32.921

$41.300 to 47.800

 

282,357

 

8.56 years

 

41.613

 

59,816

 

41.335

$50.710 to 52.500

 

204,251

 

6.11 years

 

51.656

 

133,496

 

51.415

$55.000 to 60.150

 

358,400

 

8.35 years

 

57.762

 

45,159

 

55.306

 

971,107

 

7.23 years

 

48.079

 

363,695

 

42.583