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Note 14 - Income Taxes (Details Textual) - USD ($)
$ in Millions
 1 Months Ended 8 Months Ended 12 Months Ended
Sep. 03, 2013
Sep. 30, 2013
Aug. 31, 2013
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Schedule Of Income Taxes [Line Items]              
Cancellation Of Indebtedness Income Amount $ 705            
Operating Loss Carryforwards 2,495     $ 1,565      
Pension and Other Postretirement Defined Benefit Plans, Liabilities, Noncurrent       619 $ 657    
Increase (Decrease) in Deferred Income Taxes   $ 329          
Deferred Tax Assets, Operating Loss Carryforwards, Not Subject to Expiration       481      
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration       1,084      
Deferred Tax Assets, Tax Credit Carryforwards, Foreign       314 258    
Accumulated Deferred Investment Tax Credit       80      
Deferred Tax Liabilities, Undistributed Foreign Earnings, Net of Provision for Withholding Tax       102 159    
Provision For Withholding Tax On Undistributed Foreign Earnings       19 17    
Deferred Tax Assets, Valuation Allowance       1,201 1,127    
Deferred Tax Assets, Net of Valuation Allowance       27 42    
Income Tax Examination, Penalties and Interest Accrued       21 18    
Unrecognized Tax Benefits           $ 64  
Minimum [Member]              
Schedule Of Income Taxes [Line Items]              
Decrease in Unrecognized Tax Benefits is Reasonably Possible       0      
Maximum [Member]              
Schedule Of Income Taxes [Line Items]              
Decrease in Unrecognized Tax Benefits is Reasonably Possible       10      
Operating Loss Carryforwards Tax Credits And Pension Benefits [Member]              
Schedule Of Income Taxes [Line Items]              
Deferred Tax Assets, Net of Valuation Allowance       27 42    
Foreign Tax Authority [Member]              
Schedule Of Income Taxes [Line Items]              
Deferred Tax Assets, Valuation Allowance       266 315    
Deferred Tax Assets, Net of Valuation Allowance       344 400    
Liability for Uncertain Tax Positions, Current         8    
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued         2    
Other Tax Expense (Benefit)         (10)    
Domestic Tax Authority [Member]              
Schedule Of Income Taxes [Line Items]              
Deferred Tax Assets, Valuation Allowance       935 812    
Deferred Tax Assets, Net of Valuation Allowance       $ 884 $ 769    
State and Local Jurisdiction [Member]              
Schedule Of Income Taxes [Line Items]              
Payments For Tax Claims           2  
Tax Claims           $ 17  
KPP Global Settlement [Member]              
Schedule Of Income Taxes [Line Items]              
Deferred Income Tax Expense (Benefit)     $ 100        
Restructuring Due to Emergence of Bankruptcy [Member]              
Schedule Of Income Taxes [Line Items]              
Deferred Income Tax Expense (Benefit)     $ 46        
Liabilities Held For Sale [Member]              
Schedule Of Income Taxes [Line Items]              
Pension and Other Postretirement Defined Benefit Plans, Liabilities, Noncurrent             $ 1,500
Set to Expire [Member]              
Schedule Of Income Taxes [Line Items]              
Operating Loss Carryforwards 711            
Effective Income Tax Rate Reconciliation, Tax Credit, Foreign, Amount 567            
Effective Income Tax Rate Reconciliation, Tax Credit, Research, Amount $ 21