XML 44 R35.htm IDEA: XBRL DOCUMENT v3.22.1
Stock-Based Compensation (Summary of Stock Option Activity) (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Stock-Based Compensation [Abstract]    
Options, beginning of year 226,075  
Options, Exercised (2,400)  
Options, end of year 223,675 226,075
Options, Exercisable, end of period 180,175  
Weighted Average Exercise Price Per Share, Outstanding, beginning of period $ 26.37  
Weighted Average Exercise Price Per Share, Exercised 19.62  
Weighted Average Exercise Price Per Share, Outstanding, end of period 26.44 $ 26.37
Weighted Average Exercise Price Per Share, Exercisable, end of period $ 26.59  
Weighted Average Remaining Contractual Term, Outstanding 6 years 2 months 12 days 6 years 4 months 24 days
Weighted Average Remaining Contractual Term, Exercised During Period 2 years  
Weighted Average Remaining Contractual Term, Exercisable at End of Period 5 years 3 months 18 days  
Aggregate Intrinsic Value, Outstanding, beginning of period $ 520  
Aggregate Intrinsic Value, Outstanding, end of period 860 $ 520
Aggregate Intrinsic Value, Exercisable at end of period $ 739