Financial Instruments (Schedule of the Fair Value of Assets and Liabilities Related to Derivatives Designated as Hedging Instruments) (Details) - USD ($) $ in Millions	Jun. 30, 2016	Jun. 30, 2015
Derivatives, Fair Value [Line Items]
Total assets	$ 35	$ 11
Total liabilities	16	6
Designated as Hedging Instrument | Cash Flow Hedging | Foreign Currency Contracts | Prepaid Expenses and Other
Derivatives, Fair Value [Line Items]
Total assets	1	3
Designated as Hedging Instrument | Cash Flow Hedging | Foreign Currency Contracts | Other Accrued Liabilities
Derivatives, Fair Value [Line Items]
Total liabilities	3	2
Designated as Hedging Instrument | Cash Flow Hedging | Interest Rate Swaps | Deferred Income Taxes and Other Liabilities
Derivatives, Fair Value [Line Items]
Total liabilities	10	0
Designated as Hedging Instrument | Cash Flow Hedging | Commodity Contracts | Other Accrued Liabilities
Derivatives, Fair Value [Line Items]
Total liabilities	2	2
Designated as Hedging Instrument | Cash Flow Hedging | Commodity Contracts | Deferred Income Taxes and Other Liabilities
Derivatives, Fair Value [Line Items]
Total liabilities	1	1
Designated as Hedging Instrument | Fair Value Hedging | Interest Rate Swaps | Prepaid Expenses and Other
Derivatives, Fair Value [Line Items]
Total assets	1	0
Designated as Hedging Instrument | Fair Value Hedging | Interest Rate Swaps | Other Assets
Derivatives, Fair Value [Line Items]
Total assets	33	8
Designated as Hedging Instrument | Fair Value Hedging | Interest Rate Swaps | Deferred Income Taxes and Other Liabilities
Derivatives, Fair Value [Line Items]
Total liabilities	$ 0	$ 1