XML 94 R80.htm IDEA: XBRL DOCUMENT v3.8.0.1
Taxes (Textuals) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Income Tax Disclosure [Abstract]      
Deferred tax asset related to U.S. tax credit carryforwards $ 69,000    
Provisional one-time charge on US tax reform 71,982 $ 0 $ 0
Cash Tax Portion of the One Time Provisional Transition Tax Charge 59,000    
Unrepatriated foreign earnings due to the estimated Transition Tax 52,000    
Foreign withholdings taxes related to transition tax 7,000    
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 $ 48,000    
Deferred Tax Portion of the taxes payable related to Tax Cuts and Jobs Act 7,000    
Short Term Portion of Taxes Payable related to the Tax Cuts and Jobs Act $ 4,000    
Effective Income Tax Rate Reconciliation, Percent 22.00% 24.00%  
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate 35.00% 35.00% 35.00%
US Federal Corporate Income Tax Rate 21.00%    
Unrecognized Tax Benefits that Would Impact Effective Tax Rate $ 24,100 $ 16,600  
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued 2,800 $ 2,200  
Impact to Valuation Allowance due to Tax Cuts and Jobs Act $ 11,000