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Note 6 - Other Assets (Tables)
12 Months Ended
Dec. 31, 2022
Notes Tables  
Schedule of Other Assets [Table Text Block]
   

December 31,

   

December 31,

 
   

2022

   

2021

 

Deferred rent receivable

  $ 1,641,831     $ 1,660,197  

Prepaid expenses, deposits and other

    619,621       473,554  

Investment in marketable securities

    797,749       1,514,483  

Accounts receivable, net

    67,780       401,927  

Right-of-use assets, net

    45,843       74,643  

Other intangibles, net

    22,483       82,483  

Notes receivable

    316,374       316,374  

Deferred offering costs

    -       134,843  

Total other assets

  $ 3,511,681     $ 4,658,504