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Note 27 - Discontinued Operations - Discontinued Operations (Details) $ / shares in Units, $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) $ / shares | Dec. 31, 2016 USD ($) $ / shares | Jan. 19, 2017 USD ($)
Statement Line Items [Line Items] |  |  |  |
Net sales | $ 7,658,588 | $ 5,288,504 | $ 4,293,592 |
Gross profit | 2,379,288 | 1,603,447 | 1,127,908 |
Net income |  | 1,848 | 41,411 |
Cash at the beginning | 206 | 18,820 | 15,343 |
Cash at the end |  | 206 | 18,820 |
(Decrease) Increase in cash |  | (18,614) | 3,477 |
(Used in) provided by operating activities |  | (3,046) | 24,535 |
Provided by (used in) investing activities |  | 32 | (1,058) |
Used in financing activities |  | (15,600) | (20,000) |
Non-current assets | 8,787,107 | 9,017,064 |  |
Current assets | 5,464,192 | 5,381,154 |  |
Non-current liabilities: | 657,444 | 746,349 |  |
Current liabilities | 1,718,363 | 2,070,899 |  |
Discontinued operations [member] |  |  |  |
Statement Line Items [Line Items] |  |  |  |
Net sales |  | 11,899 | 234,911 |
Gross profit |  | 4,496 | 98,324 |
Net income |  | $ 1,848 | $ 41,411 |
Basic and diluted earnings per share (U.S. dollars per share), discontinued operations (in dollars per share) | $ / shares |  |  | $ 0.04 |
Basic and diluted earnings per ADS (U.S. dollars per ADS) (*), discontinued operations |  |  | 0.07 |
Disposal groups classified as held for sale [member] |  |  |  |
Statement Line Items [Line Items] |  |  |  |
Non-current assets |  |  | $ 87,364 | $ 87,332
Current assets |  |  | 64,053 | 69,332
Total assets of disposal group classified as held for sale |  |  | 151,417 | 156,664
Non-current liabilities: |  |  | 5,376 | 5,294
Current liabilities |  |  | 12,718 | 13,556
Total liabilities of disposal group classified as held for sale |  |  | $ 18,094 | $ 18,850

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