Income Taxes Gross Activity of Unrecognized Tax Benefits Related to Uncertain Tax Positions (Details) - USD ($) $ in Thousands |
12 Months Ended | |
---|---|---|
Dec. 31, 2015 |
Dec. 31, 2014 |
|
Income Tax Contingency [Line Items] | ||
Unrecognized Tax Benefits that Would Impact Effective Tax Rate | $ 700 | $ 0 |
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions | 1,038 | |
Unrecognized Tax Benefits | $ 1,038 |