v3.25.1
Note 5 - Fair Value of Financial Instruments (Details Textual) - USD ($)
$ in Millions
Mar. 31, 2025
Dec. 31, 2024
Long-Term Debt, Gross $ 300.0 $ 250.0
Notes 2032 [Member]    
Debt Instrument, Interest Rate, Stated Percentage 7.625%  
Debt Instrument, Fair Value Disclosure $ 306.1  
Long-Term Debt, Gross $ 300.0  
Senior Secured Notes Due 2026 [Member]    
Debt Instrument, Fair Value Disclosure   251.2
Long-Term Debt, Gross   $ 250.0