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Other Liabilities (Schedule Of Other Liabilities) (Details) (USD $)
In Millions, unless otherwise specified
Dec. 31, 2011
Jun. 30, 2011
Other Liabilities [Abstract]    
Venture agreement net terminal obligation $ 279 $ 277
Employee benefit obligations 220 215
Taxes 93 89
Other 49 38
Total $ 641 $ 619