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Income Taxes (Unrecognized Tax Liability Rec) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]      
Balance at beginning of year $ 7,336 $ 6,330 $ 9,235
Additions for tax positions of current year 0 204 46
Increases (decreases) for tax positions taken during a prior period (1,006) 1,069 0
Lapse of statute of limitations (3,178) (267) (2,951)
Balance at end of year $ 3,152 $ 7,336 $ 6,330