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Note 9 - Financing Arrangements - Schedule of Debt (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Long-term debt, gross	$ 385,375	$ 413,750
Unamortized discount and debt issuance fees	(4,386)	(9,296)
Total debt, net	380,989	404,454
Less: current portion of long-term debt	(18,500)	(21,875)
Long-term debt, net of current portion	362,489	382,579
Senior Term Loan Facility [Member]
Long-term debt, gross	355,375	323,750
6.40% Note Agreement [Member]
Long-term debt, gross	30,000	0
Subordinated Credit Facility [Member]
Long-term debt, gross	$ 0	$ 90,000

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