Note 17 - Summary of Reconciliation of Basic and Diluted Earnings Per Share (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Earnings Per Share [Abstract]
Loss from continuing operations	$ (12)	$ (25)
Less: Series A convertible preferred stock cash dividend	(3)	(3)
Less: Series A convertible preferred stock deemed dividend	(2)	(2)
Loss from continuing operations available to common shareholders - basic and diluted	(17)	(30)
Net Loss	(18)	(25)
Loss available to common shareholders - basic and diluted	$ (23)	$ (30)
Weighted average shares - basic and diluted	42.9	42.6