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Income Taxes (Interest And Penalties) (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Income Tax Contingency [Line Items]    
Gross liability for unrecognized tax benefits, exclusive of interest and penalties $ 13,557 $ 12,028
Interest and penalties on unrecognized benefits 967 754
Gross uncertain tax positions 14,524 12,782
Amount included in Current liabilities 3,254 4,175
Amount included in Other long-term liabilities $ 11,270 $ 8,607