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Note 22 - Condensed Combined Debtor-In-Possession Financial Information (Details) - Debtors’ Statement Of Financial Position (Parentheticals) (USD $)
In Millions, except Per Share data, unless otherwise specified
Jun. 30, 2013
Dec. 31, 2012
Note 22 - Condensed Combined Debtor-In-Possession Financial Information (Details) - Debtors’ Statement Of Financial Position (Parentheticals) [Line Items]    
Property, plant and equipment, accumulated depreciation $ 3,487 $ 3,754
Common stock, par value (in Dollars per share) $ 2.50 $ 2.50
Condensed Statement of Financial Position [Member]
    
Note 22 - Condensed Combined Debtor-In-Possession Financial Information (Details) - Debtors’ Statement Of Financial Position (Parentheticals) [Line Items]    
Property, plant and equipment, accumulated depreciation $ 2,944 $ 3,068
Common stock, par value (in Dollars per share) $ 2.50