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Income Taxes (Reconciliation of the Beginning and Ending Amount of Unrecognized Tax Benefits) (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 as of $ 1,414 $ 1,694 $ 2,485
Additions for tax positions of the current year 148 180 83
Additions for tax positions of prior years 2,955 93 0
Settlements and changes in judgment (331) (154) (26)
Lapses of applicable statute of limitations (310) (399) (848)
Balance as of $ 3,876 $ 1,414 $ 1,694