Description Of Business And Significant Accounting Policies (Reconciliations Of The Numerators And Denominators Of Our Basic And Diluted Earnings Per Share) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Earnings Per Share [Abstract]
Net income from continuing operations	$ 638	$ 535	$ 805	$ 978	$ 859	$ 1,279	$ 1,152	$ 954	$ 2,956	$ 4,244	$ 4,966
Net loss from discontinued operations	(9)	(54)	(33)	(41)	(4,105)	(60)	(65)	(81)	(137)	(4,311)	(286)
Weighted average shares - basic									60,842,413	60,778,356	60,701,660
Dilution effect of share-based compensation, treasury method									$ 77,465	$ 376,275	$ 387,233
Weighted average shares - dilutive									60,919,878	61,154,631	61,088,983
Continuing Operations									$ 0.05	$ 0.07	$ 0.08
Discontinued Operations									$ 0.00	$ (0.07)	$ 0.00