Income Taxes (Schedule Of Components Of Income Tax Expense (Benefit)) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Taxes [Abstract]
Federal
State	1	1	1
Foreign	1,489us-gaap_CurrentForeignTaxExpenseBenefit	2,032us-gaap_CurrentForeignTaxExpenseBenefit	3,445us-gaap_CurrentForeignTaxExpenseBenefit
Total current	1,490us-gaap_CurrentIncomeTaxExpenseBenefit	2,033us-gaap_CurrentIncomeTaxExpenseBenefit	3,446us-gaap_CurrentIncomeTaxExpenseBenefit
Federal
State
Foreign	(321)	209	(6,794)
Total deferred	(321)us-gaap_DeferredIncomeTaxExpenseBenefit	209us-gaap_DeferredIncomeTaxExpenseBenefit	(6,794)us-gaap_DeferredIncomeTaxExpenseBenefit
Income tax provision (benefit)	$ 1,169us-gaap_IncomeTaxExpenseBenefit	$ 2,242us-gaap_IncomeTaxExpenseBenefit	$ (3,348)us-gaap_IncomeTaxExpenseBenefit

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

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