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Note 11 - Derivative Instruments - Foreign Currency (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Current derivatives liability | $ 11,737 | $ 6,170
Foreign Exchange Contract [Member] | Other Current Assets [Member] |  |
Other current assets | 3,500 | 600
Foreign Exchange Contract [Member] | Other Noncurrent Assets [Member] |  |
Other non-current assets | 4,200 | 600
Foreign Exchange Contract [Member] | Current Derivative Liabilities [Member] |  |
Current derivatives liability | 0 | 400
Foreign Exchange Contract [Member] | Other Noncurrent Liabilities [Member] |  |
Other non-current assets | $ 0 | $ 1,000

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