Quarterly report pursuant to Section 13 or 15(d)

Derivative Instruments and Hedging Activities - Additional Information (Details)

v3.5.0.2
Derivative Instruments and Hedging Activities - Additional Information (Details) - USD ($)
3 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Jun. 30, 2016
[1]
Dec. 31, 2014
Nov. 30, 2014
Oct. 31, 2014
Senior notes            
Derivative            
Face amount         $ 2,500,000,000.0  
Portion of senior notes | Senior notes | Derivatives designated as hedging instruments | Treasury lock | Cash flow hedge contracts            
Derivative            
Notional amount of derivative           $ 1,000,000,000.00
Unrealized gains (losses) on cash flow hedges       $ 7,500,000    
Portion of senior notes | Senior notes | Derivatives designated as hedging instruments | Treasury lock | Cash flow hedge contracts | Interest expense            
Derivative            
Unrealized gains (losses) on cash flow hedges $ 6,100,000          
Gain reclassified from accumulated OCI into income, effective portion $ 200,000 $ 200,000        
Senior notes due November 1, 2024 | Senior notes            
Derivative            
Face amount           $ 1,250,000,000
Stated interest rate (as a percent) 4.65% [1]   4.65%     4.65%
[1] The effective interest rate disclosed above for this series of Senior Notes excludes the impact of the treasury rate lock hedge discussed below. The effective interest rate including the impact of the treasury rate lock hedge was 4.626%.