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Taxes (Textuals) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Income Tax Disclosure [Abstract] |  |  |
Effective Income Tax Rate Reconciliation, Percent | 21.40% | 34.50% | 23.80%
Deferred tax asset related to U.S. tax credit carryforwards | $ 69,000 |  |
Provisional one-time charge on US tax reform | 3,597 | $ 71,982 | $ 0
Cash Tax Portion of the One Time Provisional Transition Tax Charge | 62,000 |  |
Unrepatriated foreign earnings due to the estimated Transition Tax | 54,000 |  |
Foreign withholdings taxes related to transition tax | 8,000 |  |
One-time non-cash charge related to tax changes in the current year | $ 13,000 |  |
Tax Cuts and Jobs Act Pay Period | 8 years |  |
Long Term Portion of Taxes Payable related to the Tax Cuts and Jobs Act | $ 46,000 |  |
Deferred Tax Portion of the taxes payable related to Tax Cuts and Jobs Act | 8,000 |  |
Short Term Portion of Taxes Payable related to the Tax Cuts and Jobs Act | 4,000 |  |
US Tax Reform Payment | $ 4,200 |  |
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate |  | 35.00% | 35.00%
Impact on effective tax rate related to US Tax Reform, percent | 0.60% | 12.50% |
US Federal Corporate Income Tax Rate | 21.00% |  |
Unrecognized Tax Benefits that Would Impact Effective Tax Rate | $ 25,700 | $ 24,100 |
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued | 3,700 | $ 2,800 |
Impact to Valuation Allowance due to Tax Cuts and Jobs Act | $ 11,000 |  |
Impact on tax rate related to Biotix Contingent Consideration Gain | 0.70% |  |

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- Definition Related to the adoption of ASU 2016-09, the amount recorded in additional deferred tax assets related primarily to U.S. tax credit carryforwards which arose directly from tax deductions for share-based compensation arrangements, against which a full valuation allowance was recorded in the first quarter and subsequently released in the 4th quarter. + References No definition available. + Details
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