Note 19 - Segments - Reconciliation of Segment EBITDA to Consolidated Net Income (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Segment EBITDA	$ 164	$ 234	$ 334	$ 469
Corporate expense and other items, net	(2)	(1)	(2)	(2)
Depreciation	(91)	(92)	(182)	(180)
Amortization	(5)	(5)	(11)	(12)
Non-service cost components of pension and OPEB costs	(3)	(3)	(3)	(5)
Restructuring charges, net	(1)			(1)
Stock compensation expense	(4)	(4)	(8)	(9)
Strategic transaction expenses	(1)	(5)	(5)	(8)
Gain (loss) on investment in Hyliion		3		(14)
Loss on disposal group held for sale				(7)
Loss on de-designation of fixed-to-fixed cross currency swaps		(9)		(9)
Other items	2	(5)	2	(1)
Earnings before interest and income taxes	59	113	125	221
Loss on extinguishment of debt		(24)		(24)
Interest income	2	2	4	4
Interest expense	32	34	63	68
Earnings before income taxes	29	57	66	133
Income tax expense	18	14	36	36
Equity in earnings (loss) of affiliates	(1)	10		24
Net income	$ 10	$ 53	$ 30	$ 121