v3.3.1.900
Debt Debt Outstanding (Details) - USD ($)
$ in Millions
12 Months Ended
Nov. 19, 2015
Mar. 10, 2015
Mar. 03, 2014
Feb. 14, 2013
Dec. 31, 2015
Dec. 31, 2014
May. 17, 2011
Debt Instrument [Line Items]              
Capital leases and other         $ 77 $ 53  
Total debt         4,008 2,426  
Less: current portion         (52) (34)  
Long-term debt         3,956 2,392  
Unamortized debt issuance costs         12 17  
Notes Payable, Other Payables | Senior Notes, 3.15% Due 2020              
Debt Instrument [Line Items]              
Senior notes         $ 645 0  
Debt Instrument, Interest Rate, Stated Percentage 3.15%       3.15%    
Debt Instrument, Maturity Date Nov. 19, 2020       Nov. 19, 2020    
Unamortized debt issuance costs         $ 4    
Unamortized discount         1    
Notes Payable, Other Payables | Senior Notes, 6.125% Due 2021              
Debt Instrument [Line Items]              
Senior notes         $ 0 493  
Debt Instrument, Interest Rate, Stated Percentage         6.125%   6.125%
Debt Instrument, Maturity Date         May 15, 2021    
Unamortized debt issuance costs           7  
Notes Payable, Other Payables | Senior Notes, 5.00% Due 2023              
Debt Instrument [Line Items]              
Senior notes         $ 791 790  
Debt Instrument, Interest Rate, Stated Percentage       5.00% 5.00%    
Debt Instrument, Maturity Date       Feb. 15, 2023 Feb. 15, 2023    
Unamortized debt issuance costs         $ 9 10  
Notes Payable, Other Payables | Senior Notes, 4.150% Due 2024              
Debt Instrument [Line Items]              
Senior notes         $ 693 692  
Debt Instrument, Interest Rate, Stated Percentage     4.15%   4.15%    
Debt Instrument, Maturity Date     Mar. 15, 2024   Mar. 15, 2024    
Unamortized debt issuance costs         $ 5 6  
Unamortized discount         2 2  
Notes Payable, Other Payables | Euro-Denominated Senior Notes, 1.50% Due 2025              
Debt Instrument [Line Items]              
Senior notes         $ 757 0  
Debt Instrument, Interest Rate, Stated Percentage   1.50%     1.50%    
Debt Instrument, Maturity Date   Mar. 10, 2025     Mar. 10, 2025    
Unamortized debt issuance costs         $ 5    
Unamortized discount         3    
Notes Payable, Other Payables | Senior Notes, 4.25% Due 2026              
Debt Instrument [Line Items]              
Senior notes         $ 646 0  
Debt Instrument, Interest Rate, Stated Percentage 4.25%       4.25%    
Debt Instrument, Maturity Date Jan. 15, 2026       Jan. 15, 2026    
Unamortized debt issuance costs         $ 4    
Loans Payable | Tranche A Term Loan, Due 2018              
Debt Instrument [Line Items]              
Tranche A Term Loan, due 2018         399 398  
Unamortized debt issuance costs         1 $ 2  
JPMorgan Chase Bank, N.A. | Loans Payable | Tranche A Term Loan, Due 2018              
Debt Instrument [Line Items]              
Tranche A Term Loan, due 2018         $ 400    
Debt Instrument, Maturity Date         Jan. 01, 2018