Summary Of Significant Accounting Policies (Earnings Per Common Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Basic
Net income	$ 1,130	$ 556	$ 1,922	$ 960
Dividends on Series B preferred stock and accretion of discount	(12)	(215)	(38)	(429)
Net income attributable to common stockholders	$ 1,118	$ 341	$ 1,884	$ 531
Weighted average common shares outstanding including unvested share-based payment awards	23,367,150	16,288,577	23,351,665	16,290,361
Less: Unvested share-based payment awards
Average shares	23,367,150	16,288,577	23,351,665	16,290,361
Basic earnings per common share	$ 0.05	$ 0.02	$ 0.08	$ 0.03
Diluted
Net earnings allocated to common stockholders	$ 1,118	$ 341	$ 1,884	$ 531
Add: Dilutive effects of assumed exercises of stock options	226,742	180,409	221,444	185,408
Add: Dilutive effects of assumed exercises of stock warrants	1,091,975	1,152,125	1,112,025	1,152,125
Average shares and dilutive potential common shares	24,685,867	17,621,111	24,685,134	17,627,894
Diluted earnings per common share	$ 0.05	$ 0.02	$ 0.08	$ 0.03