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Note 17 - Income Taxes (Details) - Reconciliation of Unrecognized Tax Benefits (USD $)
In Millions, unless otherwise specified
4 Months Ended 8 Months Ended 12 Months Ended
Dec. 31, 2013
Dec. 31, 2013
Successor [Member]
Aug. 31, 2013
Predecessor [Member]
Dec. 31, 2012
Predecessor [Member]
Dec. 31, 2011
Predecessor [Member]
Note 17 - Income Taxes (Details) - Reconciliation of Unrecognized Tax Benefits [Line Items]          
Balance $ 64 $ 107 $ 57 $ 76 $ 245
Tax positions related to the current year:          
Additions     68 4 12
Tax Positions related to prior years:          
Additions   2 1 3 2
Reductions   (3) (17) (17) (183)
Settlements with taxing jurisdictions     (2) (3)  
Lapses in Statute of limitations       (6)  
Balance $ 64 $ 106 $ 107 $ 57 $ 76