Stock Option Plans (Summary Of Information Regarding Restricted Stock Activity) (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Stock Option Plans [Abstract]
Restricted stock, beginning of year, Number of Shares	115,729	101,991
Restricted stock, beginning of year, Weighted Average Grant Date Fair value	$ 4.86	$ 4.71
Granted, Number of Shares	37,496	25,305
Granted, Weighted Average Grant Date Fair value	$ 4.97	$ 6.10
Forfeited, Number of Shares	(2,234)	(3,858)
Forfeited, Weighted Average Grant Date Fair value	$ 5.27	$ 5.89
Vested, Number of Shares	(27,847)	(7,709)
Vested, Weighted Average Grant Date Fair value	$ 5.15	$ 6.47
Restricted stock, end of year, Number of Shares	123,144	115,729
Restricted stock, end of year, Weighted Average Grant Date Fair value	$ 4.83	$ 4.86