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Note 9 - Non-Wholly Owned Entities (Details) - Income from Equity Method Investments (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Note 9 - Non-Wholly Owned Entities (Details) - Income from Equity Method Investments [Line Items]
Income from Equity Methdod Investment	$ 1	$ 2	$ 4	$ 5
Triton [Member]
Note 9 - Non-Wholly Owned Entities (Details) - Income from Equity Method Investments [Line Items]
Income from Equity Methdod Investment	1	2	3	4
Other Equity Investments [Member]
Note 9 - Non-Wholly Owned Entities (Details) - Income from Equity Method Investments [Line Items]
Income from Equity Methdod Investment			$ 1	$ 1

This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

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