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Note 10 - Goodwill and Other Intangible Assets (Details) - Carrying Amount of Goodwill by Segment - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014
Goodwill [Line Items] |  |  |  |  |
Balance |  | $ 1,150 |  | $ 1,002 |
Acquired goodwill |  | 307 | [1] | 122 | [2]
Measurement period adjustment |  | (7) |  | 60 | [3]
Foreign currency translation adjustment |  | (41) |  | (34) |
Other (4) | [4] | (29) |  |  |
Balance |  | 1,380 |  | 1,150 |
Optical Communications [Member] |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Balance |  | 238 |  | 240 |
Acquired goodwill | [1] | 220 |  |  |
Measurement period adjustment |  | (7) |  |  |
Foreign currency translation adjustment |  | (12) |  | (2) |
Balance |  | 439 |  | 238 |
Display Technologies [Member] |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Balance |  | 134 |  | 9 |
Acquired goodwill | [2] |  |  | 68 |
Measurement period adjustment | [3] |  |  | 60 |
Foreign currency translation adjustment |  | (6) |  | (3) |
Balance |  | 128 |  | 134 |
Specialty Materials [Member] |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Balance |  | 198 |  | 150 |
Acquired goodwill | [2] |  |  | 54 |
Foreign currency translation adjustment |  | (4) |  | (6) |
Other (4) | [4] | (44) |  |  |
Balance |  | 150 |  | 198 |
Life Sciences [Member] |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Balance |  | 580 |  | 603 |
Foreign currency translation adjustment |  | (18) |  | (23) |
Balance |  | 562 |  | $ 580 |
Other Segments [Member] |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Acquired goodwill | [1] | 87 |  |  |
Foreign currency translation adjustment |  | (1) |  |  |
Other (4) | [4] | 15 |  |  |
Balance |  | $ 101 |  |  |
[1] | The Company completed four acquisitions in the Optical Communications segment during the first quarter of 2015 and one acquisition that is being reported in All Other in the fourth quarter of 2015. Refer to Note 8 (Acquisitions) to the Consolidated Financial Statements for additional information on these acquisitions.
[2] | The Company recorded the acquisition of Samsung Corning Precision Materials and a small acquisition in the Specialty Materials segment in the first quarter of 2014. Refer to Note 8 (Acquisitions) to the Consolidated Financial Statements for additional information on the acquisition of Samsung Corning Precision Materials.
[3] | In the year ended December 31, 2014, the Company recorded measurement period adjustments of $60 million for the Acquisition of Samsung Corning Precision Materials primarily related to the accrual of contingent liabilities and employee benefit obligations.
[4] | In the fourth quarter of 2015, Corning made a change to the internal reporting structure related to a small acquisition in 2014 originally recorded in the Specialty Materials segment, which is now being reported in All Other. Additionally, a charge of $29 million for the impairment of goodwill related to this acquisition was recorded in the fourth quarter.

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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