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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 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Dec. 31, 2023
Changes in unrealized gains (losses) $ 140 $ (376) $ (199) $ (1,006)  
Cash Flow Hedging [Member]          
Changes in unrealized gains (losses) 140 (376) (199) (1,006)  
Derivative assets 22   22   $ 988
Cash Flow Hedging [Member] | Foreign Exchange Forward [Member]          
Foreign exchange forward contracts 22   22   $ 988
Changes in unrealized gains (losses) 115 (246) (240) (678)  
Cash Flow Hedging [Member] | Foreign Exchange Option [Member]          
Changes in unrealized gains (losses) $ 25 $ (130) $ 41 $ (328)