Note 10 - Restructuring Liabilities (Details Textual) $ in Millions		3 Months Ended
		Mar. 31, 2016 USD ($)	Mar. 31, 2015 USD ($)	Mar. 03, 2014 USD ($)
Minimum [Member] | Leeds Plate Manufacturing Facility Exit [Member] | Non-cash Accelerated Depreciation and Assets Write off [Member]
Restructuring and Related Cost, Expected Cost				$ 13
Minimum [Member] | Leeds Plate Manufacturing Facility Exit [Member] | Other Cash Charges [Member]
Restructuring and Related Cost, Expected Cost				2
Minimum [Member] | Leeds Plate Manufacturing Facility Exit [Member]
Restructuring and Related Cost, Expected Cost				25
Maximum [Member] | Leeds Plate Manufacturing Facility Exit [Member] | Non-cash Accelerated Depreciation and Assets Write off [Member]
Restructuring and Related Cost, Expected Cost				15
Maximum [Member] | Leeds Plate Manufacturing Facility Exit [Member] | Other Cash Charges [Member]
Restructuring and Related Cost, Expected Cost				5
Maximum [Member] | Leeds Plate Manufacturing Facility Exit [Member]
Restructuring and Related Cost, Expected Cost				30
Leeds Plate Manufacturing Facility Exit [Member] | Separation Benefits [Member]
Restructuring and Related Cost, Expected Cost				$ 10
Leeds Plate Manufacturing Facility Exit [Member] | Other Restructuring [Member]
Restructuring Costs		$ 1
Other Restructuring [Member] | Cumulative Basis [Member]
Restructuring Costs		2
Employee Severance [Member] | Cumulative Basis [Member]
Restructuring Costs		10
Employee Severance [Member]
Restructuring Costs	[1]	4
Restructuring Reserve, Translation and Other Adjustment	[1],[2]	(1)
Long Lived Asset Impairment Charges [Member] | Cumulative Basis [Member]
Restructuring Costs		3
Accelerated Depreciation [Member] | Cumulative Basis [Member]
Restructuring Costs		$ 10
Accelerated Depreciation [Member]
Restructuring Costs	[1]
Restructuring Reserve, Translation and Other Adjustment	[1],[2]
Employee Severance for Pension Plan Special Termination Benefits [Member]
Restructuring Reserve, Translation and Other Adjustment		$ (1)
Inventory Write-down [Member]
Restructuring Costs		$ 1
Manufacturing Service Positions [Member]
Restructuring and Related Cost, Number of Positions Eliminated		25
Administrative Positions [Member]
Restructuring and Related Cost, Number of Positions Eliminated		25
North America [Member]
Restructuring and Related Cost, Number of Positions Eliminated		25
World [Member]
Restructuring and Related Cost, Number of Positions Eliminated		25
Restructuring Costs		$ 5
Restructuring Reserve, Translation and Other Adjustment	[2]	(1)
Restructuring Charges		$ 4	$ 17
Restructuring and Related Cost, Number of Positions Eliminated		50

[1] The severance and exit costs reserves require the outlay of cash, while long-lived asset impairments, accelerated depreciation and inventory write-downs represent non-cash items.

[2] The $(1) million represents severance related charges for pension plan special termination benefits, which are reflected in Pension and other postretirement liabilities in the Consolidated Statement of Financial Position.