Annual report pursuant to Section 13 and 15(d)

Long-Term Debt (Debt) (Details)

v3.3.1.900
Long-Term Debt (Debt) (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Debt Instrument [Line Items]    
Less debt issuance costs, net $ (32) $ (41)
Total debt 5,402 4,588
Less current portion (9) (9)
Long-term portion of debt and capital lease obligations 5,393 4,579
3.125% Senior Secured Notes due 2019, net of original issue discount    
Debt Instrument [Line Items]    
Debt and capital lease obligations 399 399
7.375% Senior Secured Notes due 2020    
Debt Instrument [Line Items]    
Debt and capital lease obligations 0 500
5.125% Senior Secured Notes due 2022    
Debt Instrument [Line Items]    
Debt and capital lease obligations 500 500
4.375% Senior Secured Notes due 2023, net of original issue discount    
Debt Instrument [Line Items]    
Debt and capital lease obligations 750 750
4.85% Senior Secured Notes due 2024, net of original issue discount    
Debt Instrument [Line Items]    
Debt and capital lease obligations 600 600
4.45% Senior Secured Notes due 2025, net of original issue discount    
Debt Instrument [Line Items]    
Debt and capital lease obligations 599 599
5.45% Senior Secured Notes due 2034, net of original issue discount    
Debt Instrument [Line Items]    
Debt and capital lease obligations 399 399
5.95% Senior Secured Notes due 2043, net of original issue discount    
Debt Instrument [Line Items]    
Debt and capital lease obligations 300 300
Senior secured credit facility    
Debt Instrument [Line Items]    
Debt and capital lease obligations 1,815 508
Capital lease obligations    
Debt Instrument [Line Items]    
Debt and capital lease obligations $ 72 $ 74