Note 12 - Discontinued Operations (Details) - Assets and Liabilities of Tropical Shipping $ in Millions	Jun. 30, 2014 USD ($)
Current assets
Cash and cash equivalents	$ 15
Total current assets	257
Current liabilities
Total liabilities held for sale	39
Tropical Shipping [Member]
Current assets
Cash and cash equivalents	15
Short-term investments	3
Receivables	35
Inventories	9
Other	2
Total current assets	64
Long-term assets and other deferred debits
Property, plant and equipment, net	127
Goodwill	42
Intangible assets	19
Other	5
Total long-term assets and other deferred debits	193
Total assets held for sale	257
Current liabilities
Other accounts payable – trade	9
Accrued expenses	7
Other	23
Total liabilities held for sale	$ 39