Income Per Share (Reconciliation Of Basic And Diluted Earnings Per Share) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Income Per Share [Abstract]
Income (loss) before discontinued operations	$ (432)	$ 426	$ (2,425)	$ 1,271
Loss from discontinued operations, net of income taxes (note 4)	(393)	(209)	(2,314)	(894)
Net income (loss)	$ (825)	$ 217	$ (4,739)	$ 377
Basic - weighted shares outstanding	5,702	5,674	5,694	5,666
Weighted shares assumed upon exercise of stock options		180		244
Diluted - weighted shares outstanding	5,702	5,854	5,694	5,910
Continuing operations	$ (0.08)	$ 0.08	$ (0.43)	$ 0.22
Discontinued operations	$ (0.07)	$ (0.04)	$ (0.41)	$ (0.16)
Net income (loss) per share:	$ (0.14)	$ 0.04	$ (0.83)	$ 0.07
Continuing operations	$ (0.08)	$ 0.07	$ (0.43)	$ 0.22
Discontinued operations	$ (0.07)	$ (0.04)	$ (0.41)	$ (0.15)
Net income (loss) per share:	$ (0.14)	$ 0.04	$ (0.83)	$ 0.06