Note 16 - Financial Derivatives - Not Designated as Hedging (Details) - Not Designated as Hedging Instrument [Member] - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Foreign Exchange Forward [Member]
Notional	$ 0	$ 0
Spot, Forward, and Swap Contracts with Negative Fair Value [Member]
Notional	775,324	668,422
Forward, and swap contracts with positive fair value	39,010	50,467
Spot, Forward, and Swap Contracts with Positive Fair Value [Member]
Notional	752,250	765,639
Forward, and swap contracts with positive fair value	$ (38,807)	$ (50,962)