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Note 8 - Goodwill and Other Intangibles (Tables) | 12 Months Ended
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Dec. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] |
Years ending December 31: |  | (In thousands)
2016 |  | $ | 147 |
2017 |  |  | 147 |
2018 |  |  | 147 |
2019 |  |  | 147 |
2020 |  |  | 147 |
2021 and thereafter |  |  | 671 |
Total |  | $ | 1,406 |

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- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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