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Note 20 - Other Postretirement Benefits (Details) - Amounts Recognized in the Consolidated Statement of Financial Position (Other Postretirement Benefit Plans [Member], USD $)
In Millions, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Note 20 - Other Postretirement Benefits (Details) - Amounts Recognized in the Consolidated Statement of Financial Position [Line Items]    
Balance Sheet Location for Liabilities $ (78) $ (137)
Other Current Liabilities [Member]
    
Note 20 - Other Postretirement Benefits (Details) - Amounts Recognized in the Consolidated Statement of Financial Position [Line Items]    
Balance Sheet Location for Liabilities (8) (23)
Pension and Other Postretirement Liabilities [Member]
    
Note 20 - Other Postretirement Benefits (Details) - Amounts Recognized in the Consolidated Statement of Financial Position [Line Items]    
Balance Sheet Location for Liabilities $ (70) $ (114)