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Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Dec. 31, 2018
Income Taxes [Abstract]      
Provision for income taxes $ 22,803 $ 24,658  
Effective tax rate 34.70% 41.00%  
Net deferred tax assets $ 19,000    
Net deferred tax liabilities   $ 5,400  
Undistributed earnings of non-U.S. subsidiaries     $ 60,000
Incremental taxes if undistributed earnings on non-U.S. subsidiaries were repatriated     $ 6,000
Minimum [Member]      
Income Taxes [Abstract]      
Decrease in unrecognized tax benefits within the next 12 months that is reasonably possible $ 500    
Maximum [Member]      
Income Taxes [Abstract]      
Statute of limitations related to income tax examinations 10 years    
Income Taxes [Abstract]      
Decrease in unrecognized tax benefits within the next 12 months that is reasonably possible $ 1,500