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Note 13 - Employee Retirement Plans (Details) (USD $)
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Note 13 - Employee Retirement Plans (Details) [Line Items]      
Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year (in Dollars) $ 93,000,000    
Cap on Contribution Toward Future Retiree Medical Coverage 120.00%    
Percentage of Cost to be Paid by Employees for Retiree Medical Upon Retirement 100.00%    
Defined Benefit Plan, Accumulated Benefit Obligation (in Dollars) 3,200,000,000 3,500,000,000  
Grading Sources 4    
Credit Risk Of Plan Assets Long Duration Corporate Bonds 59.00%    
Currency Fluctuations Assets Invested In Non-US Investments 11.00%    
Liquidity Risk Long Term Investments In Private Equity And Real Estate 12.00%    
Defined Contribution Plan, Cost Recognized (in Dollars) 63,000,000 50,000,000 44,000,000
Domestic Equity [Member]
      
Note 13 - Employee Retirement Plans (Details) [Line Items]      
Defined Benefit Plan, Target Plan Asset Allocations Range Minimum 10.00%    
Defined Benefit Plan, Target Plan Asset Allocations Range Maximum 12.50%    
International Equity [Member]
      
Note 13 - Employee Retirement Plans (Details) [Line Items]      
Defined Benefit Plan, Target Plan Asset Allocations Range Minimum 10.00%    
Defined Benefit Plan, Target Plan Asset Allocations Range Maximum 12.50%    
Bond Investments [Member]
      
Note 13 - Employee Retirement Plans (Details) [Line Items]      
Defined Benefit Plan, Target Plan Asset Allocations 60.00%    
Private Equity and Real Estate [Member]
      
Note 13 - Employee Retirement Plans (Details) [Line Items]      
Defined Benefit Plan, Target Plan Asset Allocations Range Minimum 5.00%    
Defined Benefit Plan, Target Plan Asset Allocations Range Maximum 15.00%    
Commodities [Member]
      
Note 13 - Employee Retirement Plans (Details) [Line Items]      
Defined Benefit Plan, Target Plan Asset Allocations Range Minimum 0.00%    
Commoditities [Member]
      
Note 13 - Employee Retirement Plans (Details) [Line Items]      
Defined Benefit Plan, Target Plan Asset Allocations Range Maximum 5.00%    
Foreign Pension Plan, Defined Benefit [Member]
      
Note 13 - Employee Retirement Plans (Details) [Line Items]      
Defined Benefit Plan, Contributions by Employer (in Dollars) 5,000,000 30,000,000  
United States Pension Plan of US Entity, Defined Benefit [Member]
      
Note 13 - Employee Retirement Plans (Details) [Line Items]      
Defined Benefit Plan, Contributions by Employer (in Dollars)   75,000,000  
Pension Plan, Defined Benefit [Member]
      
Note 13 - Employee Retirement Plans (Details) [Line Items]      
Defined Benefit Plan, Contributions by Employer (in Dollars) 20,000,000 122,000,000  
Defined Benefit Plan, Future Amortization of Prior Service Cost (Credit) (in Dollars) 4,000,000    
Other Pension Plan, Postretirement or Supplemental Plans, Defined Benefit [Member]
      
Note 13 - Employee Retirement Plans (Details) [Line Items]      
Defined Benefit Plan, Future Amortization of Prior Service Cost (Credit) (in Dollars) (6,000,000)    
Defined Benefit Plan, Future Amortization of Gain (Loss) (in Dollars) (1,000,000)    
Maximum [Member] | Foreign Pension Plan, Defined Benefit [Member]
      
Note 13 - Employee Retirement Plans (Details) [Line Items]      
Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year (in Dollars) 8,000,000    
Maximum [Member] | United States Pension Plan of US Entity, Defined Benefit [Member]
      
Note 13 - Employee Retirement Plans (Details) [Line Items]      
Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year (in Dollars) $ 85,000,000    
Maximum [Member]
      
Note 13 - Employee Retirement Plans (Details) [Line Items]      
Number Of Bonds 375    
Percent To Yield 10.00%    
Minimum [Member]
      
Note 13 - Employee Retirement Plans (Details) [Line Items]      
Number Of Bonds 350    
Percent To Yield 40.00%