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Note 5 - Derivative Financial Instruments (Details) - Summary of Derivative Instruments (USD $) In Thousands, unless otherwise specified | Mar. 31, 2014 | Dec. 31, 2013
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Derivative assets: |  |
Deposits and other current assets | $ 23 | $ 109
Other assets, net | 4 | 8
| $ 27 | $ 117

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