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Note 5 - Long-term Debt - Long-term Debt (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Principal	$ 635,019	$ 635,029
Deferred Financing Costs, Net	(8,651)	(9,575)
Balance	626,368	625,454
Principal, Current	(19)	(29)
Deferred Financing Costs, Net, Current	0	0
Balance, Current	(19)	(29)
Principal, Non-current	635,000	635,000
Deferred Financing Costs, Net, Non-current	(8,651)	(9,575)
Balance, Non-current	626,349	625,425
The 6.75% Note [Member]
Principal	360,000	360,000
Deferred Financing Costs, Net	(4,027)	(4,576)
Balance	355,973	355,424
The 9.00% Note [Member]
Principal	275,000	275,000
Deferred Financing Costs, Net	(4,624)	(4,999)
Balance	270,376	270,001
Other Debt [Member]
Principal	19	29
Deferred Financing Costs, Net	0	0
Balance	$ 19	$ 29

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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