Note 14 - Income Tax Provision (Benefit) Reconciliation (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Income Tax Disclosure [Abstract]
Amount computed using the statutory rate	$ 27	$ 1	$ (17)
Increase (reduction) in taxes resulting from:
State and other income taxes, net of federal			1
Unremitted foreign earnings	6	26	4
Operations outside the U.S.	19	25	95
Legislative rate changes	6
Valuation allowance	(67)	(83)	(127)
Tax settlements and adjustments, including interest	2	2	(5)
Discharge of debt and other reorganization related items	40	60	57
Other, net	(1)	(1)	2
Total provision	$ 32	$ 30	$ 10