Note 12 - 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, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
UNITED STATES
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Service cost	$ 3	$ 4	$ 9	$ 12
Interest cost	27	37	85	111
Expected return on plan assets	(65)	(68)	(196)	(204)
Prior service credit	(2)	(1)	(5)	(5)
Actuarial loss (gain)	2		4
Net pension income before special termination benefits	(35)	(28)	(103)	(86)
Special termination benefits		1	3	6
Net pension income	(35)	(27)	(100)	(80)
Total net pension income	(35)	(27)	(100)	(80)
Non-US [Member]
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Service cost	1	1	2	3
Interest cost	4	4	11	13
Expected return on plan assets	(8)	(7)	(22)	(23)
Actuarial loss (gain)		(1)		(2)
Net pension income before special termination benefits	(3)	(3)	(9)	(9)
Net pension income	(3)	(3)	(9)	(9)
Other plans including unfunded plans		2	(1)	6
Total net pension income	$ (3)	$ (1)	$ (10)	$ (3)