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Note 3 - Receivables, Net (Details) - Receivables, Net (USD $)
In Millions, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Receivables, Net [Abstract]    
Trade receivables $ 381 $ 473
Miscellaneous receivables 83 98
Total (net of allowances of $9 and $6 as of June 30, 2014 and December 31, 2013, respectively) $ 464 $ 571