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Note 8 - Goodwill and Other Intangible Assets (Details) (USD $)
In Millions, unless otherwise specified
 1 Months Ended 2 Months Ended 3 Months Ended 8 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2013
Successor [Member]
Aug. 31, 2013
Predecessor [Member]
Sep. 30, 2012
Predecessor [Member]
Aug. 31, 2013
Predecessor [Member]
Sep. 30, 2012
Predecessor [Member]
Note 8 - Goodwill and Other Intangible Assets (Details) [Line Items]            
Goodwill, Impairment Loss $ 77    [1]    [1]    [1] $ 77 [1]    [1]
Fresh-Start Adjustment, Increase (Decrease), Amortizable Intangible Assets 235          
Amortization of Intangible Assets   $ 3 $ 2 $ 4 $ 10 $ 21
[1] Refer to Note 8, "Goodwill and Other Intangible Assets," in the Notes to Financial Statements.