Income Taxes (Narrative) (Details) (USD $)			12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012 Brazilian Federal Revenue Service [Member]	Jun. 30, 2007 Brazilian Federal Revenue Service [Member]	Jun. 30, 2006 Brazilian Federal Revenue Service [Member]	Jun. 30, 2004 Brazilian Federal Revenue Service [Member]	Jun. 30, 2005 Argentine Tax Authorities [Member]	Jun. 30, 2012 Foreign [Member]	Jun. 30, 2011 Foreign [Member]
Income Taxes [Line Items]
Tax assets related to net operating loss carry-forwards related to certain international subsidiaries								$ 241,000,000	$ 220,000,000
Tax assets related to net operating loss carry-forwards related to certain international subsidiaries with no expiration date								231,000,000
Tax assets related to net operating loss carry-forwards related to certain international subsidiaries with expiration date								10,000,000
Valuation allowance recorded against tax assets related to net operating loss carry-forwards related to certain international subsidiaries								96,000,000	52,000,000
Tax assets related to excess foreign tax credits								31,000,000	46,000,000
Tax assets related to state income tax attributes (incentive credits and net operating loss carryforwards) net of federal tax benefit	67,000,000	57,000,000
Valuation allowance recorded against the excess foreign tax credits								4,000,000	7,000,000
Valuation allowance recorded against the state income tax assets	45,000,000	36,000,000
Approximate undistributed earnings of foreign subsidiaries and affiliated corporate joint venture companies accounted for on the equity method	7,200,000,000
Accrued interest and penalties on unrecognized tax benefits	16,000,000	27,000,000
Positive impact on the tax expense if the total amount of unrecognized tax benefits were recognized by the Company at one time	53,000,000
Number of separate tax assessments			3
Tax assessment received consisting of tax, penalty, and interest				82,000,000	20,000,000	468,000,000
Estimated further assessments that could be received			100,000,000
Tax assessment received							$ 10,000,000