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Stock Option Plans (Tables)
 12 Months Ended
Dec. 31, 2017
Stock Option Plans [Abstract]  
Summary of Status and Changes in Stock Option Plan



The following is a summary of the status of the Company’s stock option plans and changes in these plans during 2017.





 

 

 

 

 

 

 

 

 

 



 

 

 

 

 

 

 

 

 

 



2017

Options

Shares

 

 

Weighted- Average Exercise Price

 

 

Weighted-Average Remaining Contractual Life

 

 

Aggregate Intrinsic Value

Outstanding, beginning of year

 304,561 

 

$

 9.90 

 

 

 

 

 

Exercised

 65,161 

 

 

 17.73 

 

 

 

 

 

 

Outstanding and exercisable, end of year

 239,400 

 

$

 7.78 

 

 

7.6 years

 

$

 7,236