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Note 5 - Long-term Debt (Details Textual) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
	Aug. 20, 2025	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Amortization of Debt Issuance Costs		$ 0.7	$ 0.9	$ 1.3	$ 1.8
The 7.00% Senior Secured Note [Member]
Debt Instrument, Interest Rate, Stated Percentage	7.00%
Debt Instrument, Face Amount	$ 675.0
Credit Agreement [Member] \| Revolving Credit Facility [Member]
Line of Credit Facility, Maximum Borrowing Capacity	$ 60.0
Line of Credit Facility, Commitment Fee Percentage	0.50%
Credit Agreement [Member] \| Letter of Credit [Member]
Line of Credit Facility, Maximum Borrowing Capacity	$ 15.0