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Note 12 - Derivatives and Hedging Activities - Effective Portion of the Gains and Losses on Derivative Instruments Designated (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Dec. 31, 2023
Changes in unrealized gains (losses) $ (195) $ (425)  
Foreign exchange forward contracts 413   $ 988
Cash Flow Hedging [Member]      
Changes in unrealized gains (losses) (195) (425)  
Derivative Asset, Total 413   988
Cash Flow Hedging [Member] | Foreign Exchange Option [Member]      
Changes in unrealized gains (losses) 0 (105)  
Cash Flow Hedging [Member] | Foreign Exchange Forward [Member]      
Changes in unrealized gains (losses) (195) $ (320)  
Foreign exchange forward contracts $ 413   $ 988