Note 21 - Segments, Geographical Area and Major Customer Information - Reconciliation of Segment EBITDA to Consolidated Net Income (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Segment EBITDA									$ 603	$ 1,023	$ 978
Corporate expense and other items, net									(10)	(4)	(21)
Depreciation									(345)	(322)	(260)
Amortization									(20)	(17)	(10)
Non-service cost components of pension and OPEB costs									(10)	(23)	(15)
Restructuring charges, net									(34)	(29)	(25)
Stock compensation expense									(14)	(19)	(16)
Strategic transaction expenses, net of transaction breakup fee income									(20)	(41)	(18)
Amounts attributable to previously divested/closed operations									(1)	(5)
Impairment of goodwill and indefinite-lived intangible asset				$ (51)	$ (6)				(51)	(6)	(20)
Gain on investment in Hyliion	$ 33
Acquisition related inventory adjustments										(13)
Non-income tax legal judgment										6
Pension settlement charges							$ (258)			(259)
Gain on disposal group held for sale											3
Gain on liquidation of foreign subsidiary										12
Other items									(7)	(11)	(17)
Earnings before interest and income taxes									124	292	579
Gain (Loss) on Extinguishment of Debt, Total					(9)				(8)	(9)
Interest income									9	10	11
Interest expense									138	122	96
Earnings (loss) before income taxes									(13)	171	494
Income tax expense (benefit)									58	(32)	78
Equity in earnings of affiliates									20	30	24
Net income (loss)	$ 39	$ 45	$ (173)	$ 38	$ 86	$ 112	$ (66)	$ 101	(51)	$ 233	$ 440
Hyliion Inc [Member]
Gain on investment in Hyliion									$ 33