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Note 18 - Financial Instruments (Details) (USD $)
In Millions, unless otherwise specified
Sep. 30, 2014
Sep. 30, 2013
Note 18 - Financial Instruments (Details) [Line Items]    
Derivative Liability, Fair Value, Amount Not Offset Against Collateral $ 1  
Forward Contracts [Member]
   
Note 18 - Financial Instruments (Details) [Line Items]    
Derivative Asset, Notional Amount 347  
Designated as Hedging Instrument [Member]
   
Note 18 - Financial Instruments (Details) [Line Items]    
Derivative Assets (Liabilities), at Fair Value, Net $ 0 $ 0