Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt (Narrative) (Details)

v2.4.0.8
Long-Term Debt (Narrative) (Details) (USD $)
Jun. 30, 2014
Mar. 18, 2014
Debt Instrument [Line Items]    
Line of credit facility remaining borrowing capacity $ 1,900,000,000  
Line of credit facility interest rate at period end 1.90%  
Debt weighted average interest rate 5.50%  
3.125% Senior Secured Notes due 2019, net of original issue discount
   
Debt Instrument [Line Items]    
Debt instrument, face amount   400,000,000
Debt instrument interest rate stated percentage 3.125% 3.125%
Debt issuance price percentage   99.828%
7.5% Senior Secured Notes due 2019, net of original issue discount
   
Debt Instrument [Line Items]    
Debt instrument interest rate stated percentage 7.50%  
7.375% Senior Secured Notes due 2020
   
Debt Instrument [Line Items]    
Debt instrument interest rate stated percentage 7.375%  
5.125% Senior Secured Notes due 2022
   
Debt Instrument [Line Items]    
Debt instrument interest rate stated percentage 5.125%  
4.375% Senior Secured Notes due 2023, net of original issue discount
   
Debt Instrument [Line Items]    
Debt instrument interest rate stated percentage 4.375%  
4.85% Senior Secured Notes due 2024, net of original issue discount
   
Debt Instrument [Line Items]    
Debt instrument, face amount   $ 600,000,000
Debt instrument interest rate stated percentage 4.85% 4.85%
Debt issuance price percentage   99.927%
5.95% Senior Secured Notes due 2043, net of original issue discount
   
Debt Instrument [Line Items]    
Debt instrument interest rate stated percentage 5.95%