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Note 17 - Financial Instruments (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2024
Dec. 31, 2023
Derivatives Hedging Instruments $ 0 $ 0
Fair Value, Inputs, Level 2 [Member]    
Long-Term Debt, Fair Value 386,000 396,000
Forward Contracts [Member]    
Foreign Currency Contract, Asset, Fair Value Disclosure 0 3,000
Foreign Currency Contracts, Liability, Fair Value Disclosure 1,000 0
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member]    
Derivative Asset, Notional Amount $ 262,000 $ 279,000