Note 12 - Other Comprehensive Loss (Details) - Changes in Other Comprehensive (Loss) Income, by Component - USD ($) $ in Millions		3 Months Ended			6 Months Ended
		Jun. 30, 2015		Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Changes in Other Comprehensive (Loss) Income, by Component [Abstract]
Currency translation adjustments		$ 3		$ 6	$ (4)	$ 7
Unrealized (losses) gains on available-for-sale securities, before tax		(1)		1	(1)	1
Unrealized (losses) gains on available-for-sale securities, net of tax		(1)		1	(1)	1
Pension and other postretirement benefit plan changes
Newly established prior service credit					4
Newly established net actuarial (loss) gain				(16)	5	(16)
Tax benefit				1		1
Newly established prior service credit and net actuarial (loss) gain, net of tax				$ (15)	9	$ (15)
Reclassification adjustments:
Amortization of prior service credit		(2)	[1]		(4)
Amortization of actuarial gains	[1]	(1)			(1)
Total reclassification adjustments		(3)			(5)
Tax provision		1			1
Reclassification adjustments, net of tax		(2)			(4)
Pension and other postretirement benefit plan changes, net of tax		$ (2)		$ (15)	$ 5	$ (15)
Other comprehensive loss				$ (8)		$ (7)

[1] Reclassified to Total Net Periodic Benefit Cost - refer to Note 9, "Retirement Plans and Other Postretirement Benefits" for additional information.