Note 10 - Financing Arrangements - Effects of Derivative Instruments on Comprehensive Income (Loss) (Details) - Interest Rate Swap [Member] - Designated as Hedging Instrument [Member] - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Interest rate swaps	$ 2,131	$ 0	$ 4,154	$ 0
Interest rate swaps	$ (508)	$ 0	$ (1,096)	$ 0