Note 13 - Hedging Activities (Details) - Effect on Consolidated Financial Statements - Cash Flow Hedging [Member] - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Note 13 - Hedging Activities (Details) - Effect on Consolidated Financial Statements [Line Items]
Gain/(loss) recognized in other comprehensive income (OCI)		$ 13	$ 2	$ 27	$ (5)
Gain reclassified from accumulated OCI into income (effective)	[1]	9		16
Sales [Member] | Interest Rate Hedges [Member]
Note 13 - Hedging Activities (Details) - Effect on Consolidated Financial Statements [Line Items]
Gain/(loss) recognized in other comprehensive income (OCI)		6		(7)
Gain reclassified from accumulated OCI into income (effective)	[1]	5		10
Cost of Sales [Member] | Foreign Exchange Contract [Member]
Note 13 - Hedging Activities (Details) - Effect on Consolidated Financial Statements [Line Items]
Gain/(loss) recognized in other comprehensive income (OCI)		7	$ 2	34	$ (5)
Gain reclassified from accumulated OCI into income (effective)	[1]	$ 4		$ 6

[1] The amount of hedge ineffectiveness at June 30, 2015 and 2014 was insignificant.