Note 10 - Pension and Postretirement Benefit Plans - Components of Net Periodic Benefit Cost (Credit) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Pension Plan [Member] | UNITED STATES
Interest cost	$ 4	$ 3	$ 12	$ 10
Expected return on plan assets	(7)	(7)	(21)	(20)
Amortization of net actuarial loss	2	3	6	7
Net periodic benefit cost (credit)	(1)	(1)	(3)	(3)
Pension Plan [Member] | Foreign Plan [Member]
Interest cost	2	1	5	3
Expected return on plan assets	(1)	(1)	(2)	(2)
Service cost	2	3	6	7
Amortization of net actuarial loss	1	2	4	7
Net periodic benefit cost (credit)	4	5	13	15
Other Postretirement Benefits Plan [Member] | Foreign Plan [Member]
Interest cost	0	1	1	2
Amortization of net actuarial loss	(1)		(2)
Net periodic benefit cost (credit)	$ (1)	$ 1	$ (1)	$ 2