Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details)

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Income Taxes (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Operating Loss Carryforwards [Line Items]        
Undistributed foreign earnings $ 39      
Unrecognized tax benefits 13 $ 12 $ 13 $ 11
Accrued penalties and interest (less than $1 million) 1 0 1  
Accrued penalties 2 2 2  
Accrued interest 3 3 2  
Federal and state        
Operating Loss Carryforwards [Line Items]        
Cash income tax payments, net of refunds 39      
Foreign        
Operating Loss Carryforwards [Line Items]        
Cash income tax payments, net of refunds 12 12 7  
Minimum | Federal        
Operating Loss Carryforwards [Line Items]        
Unrecognized tax benefits 2      
Maximum | Federal        
Operating Loss Carryforwards [Line Items]        
Unrecognized tax benefits 3      
Former Parent’s Net Investment | Foreign        
Operating Loss Carryforwards [Line Items]        
Cash income tax payments, net of refunds $ 27 $ 93 $ 78