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Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Accounting Policies [Abstract]      
Net earnings available to common shareholders $ 18,011 $ 19,493 $ 10,662
Weighted average common shares outstanding - basic 4,994,546 4,987,322 5,063,402
Assumed exercise of stock options 12,066 4,579 15,260
Weighted average common shares outstanding - diluted 5,006,612 4,991,901 5,078,662
Basic [1] $ 3.61 $ 3.91 $ 2.11
Diluted [1] $ 3.60 $ 3.91 $ 2.10
[1] All per share amounts have been adjusted to give effect to the 5% stock dividends paid during December 2021, 2020 and 2019.