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Note 4 - Acquisitions (Tables)
12 Months Ended
Dec. 31, 2018
Notes Tables  
Schedule of Business Acquisitions, by Acquisition [Table Text Block]
Land
  $
63,677
 
Building
   
14,983
 
Tenant improvements
   
18
 
Furniture and office equipment
   
336
 
Leasing commissions
   
13
 
In-place leases
   
732
 
Other lease-up costs
   
5
 
Total
  $
79,764
 
Land
  $
43,433
 
Building
   
44,100
 
Site improvements
   
83
 
Total
  $
87,616