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Taxes (Details 5) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017
Income Tax Disclosure [Abstract] |  |
Beginning Unrecognized Tax Benefits | $ 24,090 | $ 20,240
Increases related to current tax positions | 7,638 | 2,484
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions | (605) |
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions |  | 1,434
Decrease relating to taxing authority settlements | (4,454) | (856)
Decreases resulting from a lapse of the applicable statue of limitations | (505) | (186)
Unrecognized Tax Benefits, Foreign Currency Translation (decreases) increases to prior year tax positions | (488) | (974)
Ending Unrecognized Tax Benefits | $ 25,676 | $ 24,090

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