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Stock Options (Tables)
9 Months Ended
Sep. 30, 2020
Stock Options  
Summary of option activity under stock option plans

    

    

    

Weighted

    

    

Weighted

average

average

remaining

Aggregate

Number of

exercise

contractual

intrinsic

options

price

term (years)

value ($)

(in Thousands)

Options outstanding at December 31, 2019

 

658,588

$

27.55

Plus: Options granted

 

35,000

 

18.79

Less:

Options exercised

 

19,198

 

21.23

Options expired

 

 

Options forfeited

 

10,701

 

31.28

Options outstanding at September 30, 2020

 

663,689

 

27.21

 

5.29

$

3,928

Options fully vested and exercisable at September 30, 2020

 

414,632

$

22.90

 

3.84

$

3,416