Note 16 - Other Income (Expense), Net - Other Income (Expense), Net (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Non-service cost components of pension and OPEB costs	$ (3)	$ (4)	$ (8)	$ (19)
Government grants and incentives	3	3	9	11
Foreign exchange gain (loss)	(2)	(1)	5	(11)
Strategic transaction expenses	(4)	(8)	(15)	(32)
Non-income tax legal judgment				6
Other, net	(2)	2	4	14
Other income (expense), net	$ (8)	$ (8)	$ (5)	$ (31)