XML 59 R48.htm IDEA: XBRL DOCUMENT v3.8.0.1
Long-Term Debt - Summary of Carrying Value of Debt (Details) - USD ($)
$ in Millions
Mar. 31, 2018
Dec. 31, 2017
Debt Instrument [Line Items]    
Total debt $ 2,154 $ 2,249
Less: debt issuance costs (7) (7)
Less: unamortized discounts (14) (15)
Less: Current portion of long-term debt (43) (51)
Total long-term debt 2,090 2,176
Revolving Credit Facility    
Debt Instrument [Line Items]    
Total debt 273 275
Term Loan | Term Loan B    
Debt Instrument [Line Items]    
Total debt 1,125 1,160
Term Loan | Term Loan A    
Debt Instrument [Line Items]    
Total debt 670 679
Secured Debt | Receivables Financing Facility    
Debt Instrument [Line Items]    
Total debt $ 86 $ 135