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Note 4 - Property and Equipment (Tables)
6 Months Ended
Jun. 30, 2021
Notes Tables  
Property, Plant and Equipment [Table Text Block]
  

June 30,

  

December 31,

 
  

2021

  

2020

 
         

Trucks and vehicles

 $57,030  $57,224 

Other equipment

  1,924   1,319 

Buildings and improvements

  3,191   3,176 

Land

  378   378 

Total property and equipment

  62,523   62,097 

Accumulated depreciation

  (44,350)   (41,780)

Property and equipment, net

 $18,173  $20,317