Note 11 - Other (Income) Charges, Net (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2017	Mar. 31, 2016
Other Income And Expenses [Abstract]
Change in fair value of embedded conversion features derivative liability	[1]	$ (22)
Loss on foreign exchange transactions		1	$ 1
Other		1
Total		$ (20)	$ 1

[1] Refer to Note 22, “Financial Instruments