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Income Taxes - Additional Information (Details) - USD ($)
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Jul. 31, 2013
Income tax expense $ 24,000,000 $ 31,000,000  
US federal statutory income tax rate 35.00% 35.00%  
Amortization of prepaid tax asset $ 3,000,000    
Effective income tax rate 33.00% 30.00%  
Tax expense related to repatriation of foreign earnings $ 1,000,000 $ 1,000,000  
Tax expense related to other adjustments $ 1,000,000 $ 1,000,000  
Senior Notes Sold In 2013 [Member]      
Senior notes issued     $ 750,000,000