Income Taxes (Schedule of Provision for Income Taxes from Continuing Operations, Current and Deferred) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Current:
Federal	$ 451	$ 430	$ 387
State and local	62	27	20
Non-U.S.	19	13	17
Total current	532	470	424
Deferred:
Federal	28	124	92
State and local	(5)	28	29
Non-U.S.	(2)	6	7
Total deferred	21	158	128
Provision for income taxes	$ 553	$ 628	$ 552