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Note 14 - Fair Value Measurements (Details) - USD ($) | Jun. 30, 2015 | Dec. 31, 2014
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Note 14 - Fair Value Measurements (Details) [Line Items] |  |
Assets, Fair Value Disclosure, Nonrecurring | $ 0 |
Liabilities, Fair Value Disclosure, Nonrecurring | 0 |
Samsung Corning Precision Materials Co., Ltd. [Member] |  |
Note 14 - Fair Value Measurements (Details) [Line Items] |  |
Business Combination, Contingent Consideration, Asset | 458,000,000 | $ 445,000,000
IBwave Solutions and Fiberoptics [Member] |  |
Note 14 - Fair Value Measurements (Details) [Line Items] |  |
Business Combination, Contingent Consideration, Liability | $ 13,000,000 |

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- Definition This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a nonrecurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. + References No definition available. + Details
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