Subsequent Events Subsequent Events (Details) (USD $)	6 Months Ended
	Jun. 30, 2014
2.4 Billion Senior Secured Debt [Member]
Subsequent Event [Line Items]
Proceeds from Issuance of Secured Debt	$ 2,400,000,000
5point375SeniorNotesdue2022 [Member]
Subsequent Event [Line Items]
Proceeds from Issuance of Unsecured Debt	1,000,000,000
2.0 Billion Senior Secured Debt [Member]
Subsequent Event [Line Items]
Proceeds from Issuance of Secured Debt	$ 2,000,000,000