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Note 10 - Derivative Financial Instruments (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Mar. 31, 2023
Dec. 31, 2022
Jun. 30, 2022
Derivative Instruments, Loss Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing $ 0 $ 0  
Interest Rate Swap [Member]      
Derivative, Notional Amount $ 175,000    
Derivative, Average Fixed Interest Rate 1.14%    
Foreign Exchange Forward [Member]      
Outstanding Forward Contracts, Net Unrealized Gain (Loss) $ (1,100)   $ (600)