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Note 9 - Prepaid Expenses and Other (Tables)
9 Months Ended
Jun. 30, 2023
Notes Tables  
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]
   

June 30,

   

September 30,

 
   

2023

   

2022

 

Deposits for inventory

  $ 284     $ 461  

Prepaid insurance

    285       360  

Dues and subscriptions

    234       182  

Prepaid commissions

    406       228  

Trade shows and travel

    73       471  

Canadian goods and services and harmonized sales tax receivable

    148       1,631  

Other

    253       244  
    $ 1,683     $ 3,577