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Note 16: Other Operating Expenses (Income), Net (Detail) (USD $)
In Millions, unless otherwise specified
1 Months Ended 3 Months Ended
Mar. 31, 2011
Dec. 31, 2003
Dec. 31, 2012
Proceeds from Termination of a Supply     $ 35
Sales of Real Estate   65  
Gains (Losses) on Sales of Investment Real Estate   50  
Proceeds from Sale of Intangible Assets 65    
Gain (Loss) on Disposition of Intangible Assets $ 62