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Note 9 - Property and Equipment (Tables)
9 Months Ended
Jan. 31, 2022
Notes Tables  
Property, Plant and Equipment [Table Text Block]
  

January 31,

  

April 30,

 

($ in thousands)

 

2022

  

2021

 

Building and leasehold improvements

 $1,013  $1,013 

Operating lease - right-of-use asset

  6,717   7,522 

Furniture and equipment

  4,080   4,080 
   11,810   12,615 

Accumulated depreciation and amortization

  (4,443)  (4,304)

Total property and equipment, net

 $7,367  $8,311