Note 17 - Segments - Reconciliation of Segment EBITDA to Consolidated Net Income (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Segment EBITDA	$ 244	$ 164	$ 451	$ 334
Corporate expense and other items, net	(1)	(2)	(4)	(2)
Depreciation	(94)	(91)	(186)	(182)
Amortization	(6)	(5)	(11)	(11)
Non-service cost components of pension and OPEB costs	(3)	(3)	(6)	(3)
Restructuring charges, net	(3)	(1)	(4)
Stock compensation expense	(8)	(4)	(14)	(8)
Strategic transaction expenses	(1)	(1)	(2)	(5)
Distressed supplier costs	(4)		(12)
Other items		2	2	2
Earnings before interest and income taxes	124	59	214	125
Loss on extinguishment of debt	(1)		(1)
Interest income	5	2	9	4
Interest expense	39	32	73	63
Earnings before income taxes	89	29	149	66
Income tax expense	55	18	85	36
Equity in earnings (loss) of affiliates	2	(1)	3	0
Net income	$ 36	$ 10	$ 67	$ 30