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Note 6 - Goodwill and Other Assets (Tables) | 12 Months Ended
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Dec. 31, 2014
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Other Assets [Table Text Block] |
(in thousands) |  | 2014 |  |  | 2013 |
Customer relationships |  |  | 3,490 |  |  |  | 3,490 |
Less: accumulated amortization of intangibles |  |  | (3,255 | ) |  |  | (3,164 | )
Net intangible assets |  |  | 235 |  |  |  | 326 |
Investment in TEL |  |  | 12,192 |  |  |  | 8,737 |
Other long-term receivables |  |  | 575 |  |  |  | 631 |
Deposits |  |  | 546 |  |  |  | 732 |
Deferred loan costs, net |  |  | 724 |  |  |  | 931 |
Hedge derivative asset |  |  | - |  |  |  | 1,412 |
Other, net |  |  | 491 |  |  |  | 595 |
|  | $ | 14,763 |  |  | $ | 13,364 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] |
|  |  | (In thousands) |
2015 |  |  | $ | 66 |
2016 |  |  |  | 48 |
2017 |  |  |  | 35 |
2018 |  |  |  | 25 |
2019 |  |  |  | 18 |
Thereafter |  |  | $ | 43 |

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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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- Definition Tabular disclosure of the carrying amounts of other assets. This disclosure includes other current assets and other noncurrent assets. + References No definition available. + Details
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