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Note 5 - Property and Equipment (Tables)
3 Months Ended
Mar. 31, 2022
Notes Tables  
Property, Plant and Equipment [Table Text Block]
  

March 31,

  

December 31,

 
  

2022

  

2021

 
         

Structures and displays

 $56,740,519  $56,087,039 

Fiber, towers, and broadband equipment

  24,512,618   20,637,161 

Land

  7,196,256   7,035,274 

Vehicles and equipment

  4,883,174   4,419,615 

Office furniture and equipment

  4,107,642   4,006,032 

Accumulated depreciation

  (17,458,202)  (15,730,095)
         

Total Property and Equipment, net

 $79,982,007  $76,455,026