Shareholders' Equity (Narrative) (Details) (Treasury Shares, USD $) In Millions, except Per Share data, unless otherwise specified	9 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Treasury Shares
Treasury shares acquired (using Cost Method), Shares	5.7	4.9
Treasury shares acquired (using Cost Method), Value	$ 389	$ 200
Treasury Stock Acquired, Average Cost Per Share	$ 67.66	$ 40.63