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Note 6 - Accounts Payable and Accrued Liabilities (Tables)
9 Months Ended
Sep. 30, 2020
Notes Tables  
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
   

September 30,

   

December 31,

 
   

2020

   

2019

 

Accounts payable

  $ 14,223     $ 16,115  

Accrued property taxes

    2,898       2,835  

Accrued payroll

    3,030       2,151  

Workers' compensation reserve

    3,824       3,446  

Group health insurance

    1,800       2,500  
Fair value of interest rate swaps     3,021       1,714  

Other

    4,730       3,039  
Total accounts payable and accrued liabilities   $ 33,526     $ 31,800