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Net Income Per Common Share (Schedule of Earnings Per Share, Basic and Diluted) (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Net Income per Common Share [Abstract]        
Basic earnings per share: Income available to common stockholders $ 13,218 $ 8,036 $ 32,883 $ 22,637
Diluted earnings per share: Income available to common stockholders $ 13,218 $ 8,036 $ 32,883 $ 22,637
Basic earnings per share: Income available to common stockholders, Shares 16,982 17,019 16,986 17,085
Effect of dilutive securities: Stock options: Shares 374 203 383 157
Diluted earnings per share: Income available to common stockholders, Shares 17,356 17,222 17,369 17,242
Basic earnings per share: Income available to common stockholders, Per share amount $ 0.78 $ 0.47 $ 1.94 $ 1.33
Diluted earnings per share: Income available to common stockholders, Per share amount $ 0.76 $ 0.47 $ 1.89 $ 1.31