Earnings (Loss) Per Common Share (Basic and Diluted Net Income (Loss) Per Common Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Net income (loss)
Income (loss) from continuing operations	$ (958)	$ 669	$ (3,182)	$ 1,481
Loss from discontinued operations, net of income taxes	(17)	(238)	(54)	(800)
Net income (loss)	$ (975)	$ 431	$ (3,236)	$ 681
Per common share – basic
Income (loss) from continuing operations (dollars per share)	$ (0.16)	$ 0.11	$ (0.51)	$ 0.24
Loss from discontinued operations (dollars per share)	0.00	(0.04)	(0.01)	(0.13)
Net income (loss) per common share – basic (dollars per share)	(0.16)	0.07	(0.52)	0.11
Per common share – diluted
Not income (loss) from continuing operations (dollars per share)	(0.16)	0.11	(0.51)	0.24
Loss from discontinued operations (dollars per share)	0.00	(0.04)	(0.01)	(0.13)
Net income (loss) per common share – diluted (dollars per share)	$ (0.16)	$ 0.07	$ (0.52)	$ 0.11
Weighted Average Common Shares Outstanding:
Basic (shares)	6,212	6,121	6,195	6,089
Diluted (shares)	6,212	6,331	6,195	6,310