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Note 10 - 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
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Gain (loss) reclassified from accumulated OCI into income, Effective portion, Net, Total $ (165) $ (688) $ (307)
Foreign Exchange Option Contracts [Member]      
Gain (loss) reclassified from accumulated OCI into income, Effective portion, Net, Total 0 (6) (27)
Foreign Exchange Forward Contracts [Member]      
Gain (loss) reclassified from accumulated OCI into income, Effective portion, Net, Total $ (165) $ (682) $ (280)