Note 14 - Pension Income (Expense) From Continuing and Discontinued Operations For All Defined Benefit Plans (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Defined Benefit Plan Disclosure [Line Items]
Total net pension income			$ (91)	$ (110)
U.S. [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 3	$ 3	9	9
Interest cost	29	27	86	85
Expected return on plan assets	(61)	(65)	(183)	(196)
Prior service credit	(2)	(2)	(5)	(5)
Actuarial loss		2		4
Net pension income before special termination benefits	(31)	(35)	(93)	(103)
Special termination benefits	3		9	3
Net pension income	(28)	(35)	(84)	(100)
Total net pension income	(28)	(35)	(84)	(100)
Non-US [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost		1	2	2
Interest cost	3	4	9	11
Expected return on plan assets	(7)	(8)	(20)	(22)
Actuarial loss	1		2
Net pension income before special termination benefits	(3)	(3)	(7)	(9)
Net pension income	(3)	(3)	(7)	(9)
Other plans	(1)			(1)
Total net pension income	$ (4)	$ (3)	$ (7)	$ (10)