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Note 6 - Accounts Payable and Accrued Liabilities (Tables)
12 Months Ended
Dec. 31, 2020
Notes Tables  
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
  

December 31,

 
  

2020

  

2019

 

Accounts payable

 $14,785  $16,115 

Accrued property taxes

  2,566   2,835 

Accrued payroll

  1,621   2,151 

Workers' compensation reserve

  2,988   3,446 

Group health insurance

  1,800   2,500 

Other

  7,649   4,753 

Total accounts payable and accrued liabilities

 $31,409  $31,800