Subsequent Events (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		0 Months Ended	3 Months Ended
	Sep. 30, 2013 Committed Receivables Sales Facility Program	Oct. 15, 2013 Committed Receivables Sales Facility Program	Oct. 29, 2013 December 2016 Stock Repurchase Program	Sep. 30, 2013 December 2016 Stock Repurchase Program	Sep. 30, 2013 August 2015 Share Repurchase Program
Subsequent Event [Line Items]
Line of Credit Facility, Effective Date of Reduction	Oct. 15, 2013
Line of Credit Facility, Maximum Borrowing Capacity	$ 950	$ 700
Subsequent Event, Date				Oct. 29, 2013
Stock Repurchase Program, Authorized Amount			1,000
StockRepurchaseProgramExpirationDate			Dec. 31, 2016
Stock Repurchase Program, Remaining Authorized Repurchase Amount					$ 350