Income Taxes (Schedule Of Components Of Income Tax Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Taxes [Abstract]
Current: Federal	$ 231	$ 898	$ 6,304
Current: State	142	211	396
Current: Foreign	160	99	96
Current: Income tax expense	533	1,208	6,796
Deferred: Federal	1,011	127	1,142
Deferred: State	319	46	(818)
Deferred: Income tax expense	1,330	173	324
Income tax expense	$ 1,863	$ 1,381	$ 7,120