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Note 2 - Significant Accounting Policies and Methods of Application (Details) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Note 2 - Significant Accounting Policies and Methods of Application (Details) [Line Items]
Inventory Valuation Reserves	$ 10us-gaap_InventoryValuationReserves	$ 2us-gaap_InventoryValuationReserves
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in Shares)	0	0
Inaccessible [Member]
Note 2 - Significant Accounting Policies and Methods of Application (Details) [Line Items]
Inventory, Gross	12
Tropical Shipping [Member]
Note 2 - Significant Accounting Policies and Methods of Application (Details) [Line Items]
Investments and Cash		$ 26

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References+ Details

- Definition

Amount of valuation reserve for inventory.

+ References+ Details