Financial Instruments (Schedule of the Fair Value of Assets and Liabilities Related to Derivatives Designated as Hedging Instruments) (Details) (Designated as Hedging Instrument, USD $) In Millions, unless otherwise specified	Jun. 30, 2013		Jun. 30, 2012
Assets:
Derivative Assets, Fair Value, Gross	$ 24		$ 51
Liabilities:
Derivative Liabilities, Fair Value, Gross	12		2
Prepaid Expenses And Other | Foreign Currency Contract
Assets:
Derivative Assets, Fair Value, Gross	4	[1]	2	[1]
Other Assets | Interest Rate Swap | Fair Value Hedging
Assets:
Derivative Assets, Fair Value, Gross	0	[2]	49	[2]
Other Assets | Interest Rate Swap | Cash Flow Hedging
Assets:
Derivative Assets, Fair Value, Gross	20	[2]	0	[2]
Other Accrued Liabilities | Foreign Currency Contract
Liabilities:
Derivative Liabilities, Fair Value, Gross	1	[3]	1	[3]
Other Accrued Liabilities | Commodity Contract
Liabilities:
Derivative Liabilities, Fair Value, Gross	0	[3]	1	[3]
Deferred Income Taxes And Other Liabilities | Interest Rate Swap | Fair Value Hedging
Liabilities:
Derivative Liabilities, Fair Value, Gross	$ 11	[4]	$ 0	[4]

[1] Included in prepaid expenses and other in the consolidated balance sheets.

[2] Included in other assets in the consolidated balance sheets.

[3] Included in other accrued liabilities in the consolidated balance sheets.

[4] Included in deferred income taxes and other liabilities in the consolidated balance sheets.