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Note 8 - Accrued Expenses and Other Current Liabilities (Tables)
3 Months Ended
Mar. 31, 2022
Notes Tables  
Schedule of Accrued Liabilities [Table Text Block]
  

March 31, 2022

  

December 31, 2021

 

Accrued employee liabilities

 $2,983  $3,347 

Accrued property, franchise, motor fuel and other taxes

  1,057   1,912 

Lease liability, current

  575   644 

Other

  549   178 

Total

 $5,164  $6,081