Income Taxes (Schedule Of Components Of The Income Tax Provision) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Income Taxes [Abstract]
Current, Federal	$ 19	$ 633
Current, State	1	1
Deferred, Federal	(19)	(101)
Deferred, State	1	(3)
Income taxes	$ 2	$ 530