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

September 30,

  

March 31,

 
  

2023

  

2023

 

Property and equipment, net

        

Computer, machinery, and software equipment

 $6,509  $6,501 

Furniture and fixtures

  556   556 

Leasehold improvements

  531   531 

Capitalized internally developed software

  15,915   14,662 

Total property and equipment

  23,511   22,250 

Less accumulated depreciation and amortization

  (20,521)  (18,925)

Total property and equipment, net

 $2,990  $3,325