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Note 12 - Derivatives and Hedging Activities - Net (Gains) Losses Reclassified from Accumulated Other Comprehensive Loss (Details) - Derivatives Designated as Cash Flow Hedging Instruments [Member] - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Gain (loss) reclassified from accumulated OCI into income, Effective portion, Net, Total | $ (117) | $ 63 | $ (304) | $ 259
Foreign Exchange Option Contracts [Member] |  |  |  |
Gain (loss) reclassified from accumulated OCI into income, Effective portion, Net, Total | (27) | 20 | (34) | 117
Foreign Exchange Forward Contracts [Member] |  |  |  |
Gain (loss) reclassified from accumulated OCI into income, Effective portion, Net, Total | $ (90) | $ 43 | $ (270) | $ 142

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- Definition The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4D -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624177-113959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959 + Details
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