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Note 2 - Restructuring, Impairment and Other Charges (Details) - Restructuring, Impairment and Other Charges (USD $)
In Millions, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2014
Jun. 30, 2013
Note 2 - Restructuring, Impairment and Other Charges (Details) - Restructuring, Impairment and Other Charges [Line Items]      
Reserve   $ 44 $ 42
Net charges/reversals   37 (1)
Cash payments   (17) (24)
Reserve 64 64 17
Impairment charges and disposal of long-lived assets   14  
Total restructuring, impairment and other charges 34 51  
Employee Severance [Member]
      
Note 2 - Restructuring, Impairment and Other Charges (Details) - Restructuring, Impairment and Other Charges [Line Items]      
Reserve   36 38
Net charges/reversals   32 (1)
Cash payments   (17) (22)
Reserve 51 51 15
Other Restructuring [Member]
      
Note 2 - Restructuring, Impairment and Other Charges (Details) - Restructuring, Impairment and Other Charges [Line Items]      
Reserve   8 4
Net charges/reversals   5  
Cash payments     (2)
Reserve $ 13 $ 13 $ 2