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Income Taxes (Reconciliatoin Of The Unrecognized Tax Benefits Rollforward) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Reconciliation of the beginning and ending balance of unrecognized tax benefits    
Beginning Balance $ 2,398 $ 4,717
Additions for current year tax positions 299 486
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions 377 0
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions 0 0
Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities 0 0
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations (910) (2,805)
Ending Balance $ 2,164 $ 2,398