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Note 7 - Property and Equipment
 3 Months Ended
Dec. 31, 2022
Notes to Financial Statements  
Property, Plant and Equipment Disclosure [Text Block]

7. PROPERTY AND EQUIPMENT, NET

 

Property and equipment, net consisted of the following:

 

   

December 31,

    

September 30,

  
   

2022

    

2022

  

Office furniture and equipment

   $ 1,436     $ 1,432  

Machinery and equipment

     1,404       1,391  

Leasehold improvements

     2,302       2,172  

Construction in progress

     -       104  

Property and equipment, gross

     5,142       5,099  

Accumulated depreciation

     (3,387 )     (3,342 )

Property and equipment, net

   $ 1,755     $ 1,757  

 

Depreciation and amortization expense for property and equipment was $111 and $96 for the three months ended December 31, 2022 and 2021, respectively.