Note 18 - Components of (Loss) Earnings From Continuing Operations and Tax Provision (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
(Loss) earnings from continuing operations before income taxes:
U.S.	$ (388)	$ (68)
Outside the U.S.	12	8
Loss from continuing operations before income taxes	(376)	(60)
U.S. income taxes:
Deferred provision	2
Income taxes outside the U.S.:
Current (benefit) provision	(3)	7
Deferred provision	169	24
Total provision	$ 168	$ 31