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Note 3 - Variable Interest Entity (Tables)
9 Months Ended
Jan. 31, 2024
Notes Tables  
Schedule of Variable Interest Entities [Table Text Block]
      Value Line 

($ in thousands)

 

VIE Assets

  

Investment in EAM

Trust (1)

  

Liabilities

  

Maximum Exposure

to Loss

 

As of January 31, 2024 (unaudited)

 $62,610  $59,640  $-  $59,640 

As of April 30, 2023

 $61,389  $58,775  $-  $58,775