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Note 24 - Derivative Financial Instruments - Net Fair Values (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Statement Line Items [Line Items] |  |
Derivatives with with positive fair values | $ 8,230 | $ 2,759
Derivatives with with negative fair values | (39,799) | (42,635)
Total | (31,569) | (39,876)
Foreign exchange derivatives contracts [member] |  |
Statement Line Items [Line Items] |  |
Derivatives with with positive fair values | 8,230 | 2,759
Derivatives with with negative fair values | $ (39,799) | $ (42,635)

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- Definition The amount of financial assets classified as derivative instruments. [Refer: Financial assets; Derivatives [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_55&doctype=Standard -URIDate 2017-03-09 + Details
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Balance Type: | debit
Period Type: | instant

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- Definition The amount of financial liabilities classified as derivative instruments. [Refer: Financial assets; Derivatives [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_55&doctype=Standard -URIDate 2017-03-09 + Details
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Period Type: | instant

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- Definition The amount of financial assets (liabilities) classified as derivative instruments. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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- References No definition available. + Details
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- Details
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