Note 19 - Segments - Reconciliation of Segment EBITDA to Consolidated Net Income (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Segment EBITDA	$ 170	$ 235
Corporate expense and other items, net		(1)
Depreciation	(91)	(88)
Amortization	(6)	(7)
Non-service cost components of pension and OPEB costs	0	(2)
Restructuring charges, net	1	(1)
Stock compensation expense	(4)	(5)
Strategic transaction expenses	(4)	(3)
Loss on investment in Hyliion		(17)
Loss on disposal group held for sale		(7)
Other items		4
Earnings before interest and income taxes	66	108
Interest income	2	2
Interest expense	31	34
Earnings before income taxes	37	76
Income tax expense	18	22
Equity in earnings of affiliates	1	14
Net income	$ 20	$ 68