Income Taxes (Significant Components Of The Provision For Income Taxes Table) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Taxes [Abstract]
Federal	$ 5,571	$ 11,488	$ 8,785
State	1,540	1,491	837
Foreign	1,339	3,339	1,982
Total current	8,450	16,318	11,604
Federal	(12,016)	(2,321)	3,200
State	(2,014)	(122)	273
Foreign	(552)	(471)	(229)
Total deferred	(14,582)	(2,914)	3,244
Total income tax (benefit) expense	$ (6,132)	$ 13,404	$ 14,848