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Note 4 - Class A Convertible Preferred Units and Warrants (Tables)
12 Months Ended
Dec. 31, 2024
Notes Tables  
Schedule of Preferred Units [Table Text Block]
  

Units

  

Financial

 

(In thousands, except unit data)

 

Outstanding

  

Position

 

Balance at December 31, 2021

  269,321  $183,908 

Redemption of preferred units paid-in-kind

  (19,321)  (19,321)

Balance at December 31, 2022

  250,000  $164,587 

Redemption of preferred units

  (178,334)  (117,406)

Balance at December 31, 2023

  71,666  $47,181 

Redemption of preferred units

  (71,666)  (47,181)

Balance at December 31, 2024

    $ 
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
  

Warrants

  

Financial

 

(In thousands, except warrant data)

 

Outstanding

  

Position

 

Balance at December 31, 2021 and 2022

  3,002,500  $47,964 

Warrant settlement

  (1,462,500)  (24,869)

Balance at December 31, 2023

  1,540,000  $23,095 

Warrant settlements

  (1,540,000)  (23,095)

Balance at December 31, 2024

    $