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Note 18 - Reportable Segments (Details) - Reconciliation of Reportable Segment Net Income (Loss) to Consolidated Net Income - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2015 | Jun. 30, 2014
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |  |
Net Income |  | $ 496 | $ 169 | $ 903 | $ 470
Unallocated amounts: |  |  |  |  |
Net financing costs (1) | [1] | (25) | (30) | (49) | (59)
Stock-based compensation expense |  | (15) | (13) | (25) | (28)
Exploratory research |  | (28) | (24) | (54) | (51)
Corporate contributions |  | (12) | (11) | (24) | (16)
Equity in earnings of affiliated companies, net of impairments (2) | [2] | 59 | 59 | 153 | 151
Asbestos settlement |  | (2) | (4) | (3) | (6)
Unrealized loss on foreign currency hedges related to translated earnings |  | (7) | (119) | (82) | (149)
Other corporate items (3) | [3] | 83 | (77) | 139 | (47)
Reportable Segments [Member] |  |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |  |
Net Income |  | 488 | 447 | 941 | 774
Non Reportable Segments [Member] |  |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |  |
Net Income |  | $ (45) | $ (59) | $ (93) | $ (99)
[1] | Net financing costs include interest income, interest expense, and interest costs and investment gains associated with benefit plans.
[2] | Primarily represents the equity earnings of Dow Corning.
[3] | Other corporate items include the tax impact of the unallocated amounts, excluding foreign currency hedges related to translated earnings.

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