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Summary of Significant Accounting Policies (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
Summary of Significant Accounting Policies [Abstract]    
Net income available to common stockholders $ 34,240 $ 20,857
Basic earnings per share- Income available to Common stockholders 33,080 19,557
Effect of dilutive securities: Stock options
Diluted earnings per share- Income available to Common stockholders $ 33,080 $ 19,557
Basic earnings per share- Income available to Common stockholders, Shares 17,063 17,210
Effect of dilutive securities: Stock options: Shares 176 16
Diluted earnings per share- Income available to Common stockholders, Shares 17,239 17,226
Basic earnings per share- Income available to Common stockholders, Per share amount $ 1.94 $ 1.14
Diluted earnings per share - Income available to Common stockholders, Per share amount $ 1.92 $ 1.14