Discontinued Operations (Summary Of Operation Results) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Discontinued Operations [Abstract]
Sales, net	$ 2,480	$ 4,242	$ 3,964
Operating costs and expenses	(4,693)	(5,310)	(5,097)
Loss on impairment	(1,700)		0
Operating loss	(3,913)	(1,068)	(1,133)
Other income (expenses), net	41	18	(10)
Net loss from discontinued operations	$ (3,872)	$ (1,050)	$ (1,143)