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Note 9 - Financing Arrangements - Effects of Derivative Instruments on Comprehensive Income (Loss) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member]        
Interest rate swaps $ (503) $ (508) $ (1,540) $ (1,096)