Income Taxes (Schedule Of Reconciliation Of Gross Unrecognized Tax Benefits) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Taxes [Abstract]
Gross unrecognized tax benefits at the beginning of the period	$ 1,046	$ 854	$ 1,737
Gross increases - tax positions in prior period			40
Gross increases - tax positions in current period	222	196	268
Lapse of statute of limitiations and settlements	(623)	(4)	(1,191)
Gross unrecognized tax benefits at the end of the period	$ 645	$ 1,046	$ 854