Note 12 - Discontinued Operations (Details) (USD $)	3 Months Ended				6 Months Ended				1 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended						6 Months Ended
	Jun. 30, 2014		Jun. 30, 2013		Jun. 30, 2014		Jun. 30, 2013		Sep. 30, 2014 Subsequent Event [Member] Tropical Shipping [Member]	Sep. 30, 2014 Subsequent Event [Member] Tropical Shipping [Member]	Sep. 30, 2014 Subsequent Event [Member] Tropical Shipping [Member]	Jun. 30, 2014 Goodwill Impairment Charges [Member] Tropical Shipping [Member]	Jun. 30, 2014 Tropical Shipping [Member]		Mar. 31, 2014 Tropical Shipping [Member]	Jun. 30, 2013 Tropical Shipping [Member]		Jun. 30, 2014 Tropical Shipping [Member]		Jun. 30, 2013 Tropical Shipping [Member]
Note 12 - Discontinued Operations (Details) [Line Items]
Proceeds from Divestiture of Businesses									$ 225,000,000
Discontinued Operation, Tax Effect of Discontinued Operation		[1]		[1]	(32,000,000)	[1]		[1]		29,000,000	60,000,000				31,000,000
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Amount										86,000,000
Deferred Tax Liabilities, Undistributed Foreign Earnings													55,000,000					55,000,000
Income Tax Expense (Benefit)	37,000,000		30,000,000		240,000,000		121,000,000								0
Goodwill, Impairment Loss, Net of Tax															19,000,000
Gain (Loss) on Disposition of Assets			$ 11,000,000	[2]			$ 11,000,000	[2]				$ (19,000,000)	$ (4,000,000)	[3]			[3]	$ (23,000,000)	[3]		[3]

[1] Expense for the six months ended 2014 includes $31 million that was recorded in the first quarter of 2014 related to the cumulative foreign earnings for which no taxliabilities previously had been recorded.

[2] Amounts revised to include prior period adjustments. See Note 13 for additional information.

[3] Relates to the suspension of depreciation and amortization of $4 million and $19 million of goodwill attributable to Tropical Shipping that was impaired as of March31, 2014 based on the negotiated sales price.