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Note 19 - Financial Instruments (Tables)
6 Months Ended
Jun. 30, 2016
Table [Text Block]  
Schedule of Other Derivatives Not Designated as Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]

 

(in millions)

 

Three Months Ended

June 30,

 

 

Six Months Ended

June 30,

 

 

 

2016

 

 

2015

 

 

2016

 

 

2015

 

Net (loss) gain from derivatives not designated as hedging instruments

 

$

(2

)

 

$

3

 

 

$

(1

)

 

$

20