Summary Of Significant Accounting Policies (Earnings Per Common Share) (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended
		Mar. 31, 2020	Mar. 31, 2019
Basic
Net income		$ 2,006	$ 1,681
Accretion of discount and value of warrants exercised related to Series B preferred stock	[1]		26
Earnings allocated to participating securities (Series C preferred stock)		(377)
Net income attributable to common stockholders		$ 1,629	$ 1,707
Weighted average common shares outstanding including unvested share-based payment awards		5,373,897	4,355,748
Less: Unvested share-based payment awards-2019 Plan		(39,950)
Average shares		5,333,947	4,355,748
Basic earnings per common share		$ 0.31	$ 0.39
Diluted
Net earnings allocated to common stockholders		$ 1,629	$ 1,707
Weighted average common shares outstanding for basic earnings per common share		5,333,947	4,355,748
Add: Dilutive effects of assumed exercises of stock options		26,421	39,073
Add: Dilutive effects of assumed exercises of stock warrants			22,954
Add: Dilutive effects of unvested share-based payment awards-2019 Plan		39,950
Average shares and dilutive potential common shares		5,400,318	4,417,775
Diluted earnings per common share		$ 0.30	$ 0.39

[1] All outstanding warrants expired on July 15, 2019.