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Note 2 - Restructuring, Impairment and Other Charges - Year-to-date Cost for Reportable Segments (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015
Display Technologies [Member] |  |  |  |
Restructuring, Settlement and Impairment Provisions |  |  | $ 4 |
Optical Communications [Member] |  |  |  |
Restructuring, Settlement and Impairment Provisions |  |  | 6 |
Environmental Technologies [Member] |  |  |  |
Restructuring, Settlement and Impairment Provisions |  |  | 5 |
Specialty Materials [Member] |  |  |  |
Restructuring, Settlement and Impairment Provisions |  |  | 12 |
Life Sciences [Member] |  |  |  |
Restructuring, Settlement and Impairment Provisions |  |  | 3 |
Other Segments [Member] |  |  |  |
Restructuring, Settlement and Impairment Provisions |  |  | 40 |
Corporate Segment [Member] |  |  |  |
Restructuring, Settlement and Impairment Provisions |  |  | 8 |
Restructuring, Settlement and Impairment Provisions | $ (2) |  | $ 78 |

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- Definition Amount of restructuring charges, remediation cost, and asset impairment loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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