Earnings Per Common Share (Calculation of Earnings Per Common Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Earnings Per Share [Abstract]
Net income from continuing operations	$ 3,118	$ 3,828
Net loss from discontinued operations		(74)
Net Income	$ 3,118	$ 3,754
Weighted average shares outstanding - Basic (in shares)	12,513,000	12,769,000
Dilutive effect of common stock equivalents-options	5,000	4,000
Weighted average shares outstanding - Diluted (in shares)	12,518,000	12,773,000
Income from continuing operations	$ 0.25	$ 0.30
Loss from discontinued operations		(0.01)
Net income	0.25	0.29
Income from continuing operations	0.25	0.30
Loss from discontinued operations		(0.01)
Net income	$ 0.25	$ 0.29
Weighted average common stock excluded from calculation of diluted EPS	0	0