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Stock-Based Compensation (Summary Of Changes In Company's Nonvested Restricted Shares) (Details)
12 Months Ended
Dec. 31, 2019
$ / shares
shares
Stock-Based Compensation [Abstract]  
Shares, Nonvested at January 1, 2019 | shares 69,324
Shares, Granted | shares 73,738
Shares, Vested | shares (36,288)
Shares, Forfeited | shares (3,858)
Shares, Nonvested at December 31, 2019 | shares 102,916
Weighted Average Grant date Fair Value, Nonvested at January 1, 2019 | $ / shares $ 11.91
Weighted Average Grant date Fair Value, Granted | $ / shares 13.35
Weighted Average Grant date Fair Value, Vested | $ / shares 11.38
Weighted Average Grant date Fair Value, Forfeited | $ / shares 12.37
Weighted Average Grant date Fair Value, Nonvested at December 31, 2019 | $ / shares $ 13.11