XML 69 R53.htm IDEA: XBRL DOCUMENT v3.5.0.2
Debt - Senior Notes (Details) - USD ($)
3 Months Ended 6 Months Ended
Mar. 31, 2016
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Jul. 31, 2014
Interest Rate Swap | Designated as Hedging Instrument | Fair Value Hedging            
Debt Instrument [Line Items]            
Derivative liability           $ 2,400,000,000
Senior Notes            
Debt Instrument [Line Items]            
Aggregate principal amount $ 2,250,000,000.00          
Redemption price, percentage, in the event of change of control 101.00%          
Interest expense   $ 68,000,000 $ 46,000,000 $ 118,000,000 $ 91,000,000  
Fair value of long-term debt   $ 9,100,000,000   $ 9,100,000,000    
Senior Notes | 2.500% Senior notes due 2018            
Debt Instrument [Line Items]            
Aggregate principal amount $ 750,000,000          
Coupon rate, fixed rate notes 2.50% 2.50%   2.50%    
Senior Notes | 3.800% Senior notes due 2022            
Debt Instrument [Line Items]            
Aggregate principal amount $ 750,000,000          
Coupon rate, fixed rate notes 3.80% 3.80%   3.80%    
Senior Notes | 6.000% Senior notes due 2056            
Debt Instrument [Line Items]            
Aggregate principal amount $ 750,000,000          
Coupon rate, fixed rate notes 6.00%          
Redemption price, percentage 100.00%