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Note 7 - Accounts Payable and Accrued Expenses (Tables)
6 Months Ended
Jun. 30, 2022
Notes Tables  
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
  

June 30,

  

December 31,

 
  

2022

  

2021

 

Accounts payable

 $2,439  $2,476 

Accrued compensation

  911   902 

Accrued income taxes

  236   342.00 

Other accrued expenses

  456   348 
  $4,042  $4,068