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Note 3 - Accrued Expenses and Other Current Liabilities (Tables)
9 Months Ended
Sep. 30, 2024
Notes Tables  
Schedule of Accrued Liabilities [Table Text Block]
  

September 30,

  

December 31,

 
  

2024

  

2023

 
         

Compensation costs

 $856  $448 

Customer deposits

  77   118 

Professional fees

  20   104 

Taxes and regulatory fees

  25   21 

Accrued rent

  170   202 

Accrued dividends on Series F Preferred Stock

  16   136 

Other accrued expenses and liabilities

  11   9 

Accrued expenses and other liabilities

 $1,175  $1,038