Summary Of Significant Accounting Policies (Earnings Per Common Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Basic
Net income	$ 556	$ 422	$ 960	$ 738
Dividends on Series B preferred stock and accretion of discount	(215)	(215)	(429)	(429)
Net income allocated to common stockholders	$ 341	$ 207	$ 531	$ 309
Weighted average common shares outstanding including unvested share-based payment awards	16,288,577	16,017,997	16,290,361	16,021,103
Less: Unvested share-based payment awards
Average shares	16,288,577	16,017,997	16,290,361	16,021,103
Basic earnings per common share	$ 0.02	$ 0.01	$ 0.03	$ 0.02
Diluted
Add: Dilutive effects of assumed exercises of stock options	180,409	10,993	185,408	8,473
Add: Dilutive effects of assumed exercises of stock warrants	1,152,125		1,152,125
Average shares and dilutive potential common shares	17,621,111	16,028,990	17,627,894	16,029,576
Diluted earnings per common share	$ 0.02	$ 0.01	$ 0.03	$ 0.02