Accounting For Stock-Based Compensation (Schedule Of Non-Vested Restricted Stock Activity) (Details)	6 Months Ended
	Jun. 30, 2018 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Shares, Non-vested at December 31, 2017 (in shares) | shares	54,212
Shares, Granted (in shares) | shares	8,000
Shares, Vested (in shares) | shares	(9,000)
Shares, Forfeited (in shares) | shares	0
Shares, Non-vested at June 30, 2018 (in shares) | shares	53,212
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Weighted Average Grant Date Fair Value, Non-vested at December 31, 2017 (in dollars per share) | $ / shares	$ 14.86
Weighted Average Grant Date Fair Value, Granted (in dollars per share) | $ / shares	16.25
Weighted Average Grant Date Fair Value, Vested (in dollars per share) | $ / shares	13.16
Weighted Average Grant Date Fair Value, Forfeited (in dollars per share) | $ / shares	0
Weighted Average Grant Date Fair Value, Non-vested at June 30, 2018 (in dollars per share) | $ / shares	$ 15.36