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Note 15 - Supplemental Schedule of Non-cash Investing / Financing Activities (Tables)
6 Months Ended
Jun. 30, 2020
Notes Tables  
Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]
  

Six Months Ended June 30,

 
  

2020

  

2019

 

Acquisition of real estate interests through proceeds held in escrow

 $-  $30,970 

Proceeds held in escrow through sale of real estate interests

 $3,194  $- 

Surrender of restricted common stock

 $5,325  $3,689 

Declaration of dividends paid in succeeding period

 $5,366  $130,460 

Capital expenditures accrual

 $46,860  $61,473