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Note 2 - Significant Accounting Policies and Methods of Application (Details) - Other Income (USD $)
In Millions, unless otherwise specified

3 Months Ended

Mar. 31, 2014

Mar. 31, 2013

Component of Operating Income [Abstract]

Equity investment income

$ 3

$ 3

1

3

(1)

(1)

Total other income

$ 3

^[1]

$ 5

^[1]

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

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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