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Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Income Tax Disclosures [Line Items]    
Effective Income Tax Rate Reconciliation, Percent 28.00% 32.00%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 21.00%  
Unrecognized Tax Benefits, Decrease Resulting from Foreign Currency Translation $ 19