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Note 4 - Property and Equipment, Net (Tables)
12 Months Ended
Sep. 30, 2023
Notes Tables  
Property, Plant and Equipment [Table Text Block]
  

September 30,

 
  

2023

  

2022

 
  

(In thousands)

 

Equipment

 $786  $703 

Leasehold improvements

  154   154 

Furniture and fixtures

  399   396 

IT infrastructure

  87   85 

Software

  1,166   1,039 

Property and equipment, gross

  2,592   2,377 

Accumulated depreciation

  (2,287)  (2,057)

Property and equipment, net

 $305  $320