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Note 3 - Significant Accounting Policies (Tables)
9 Months Ended
Sep. 30, 2017
Notes Tables  
Property, Plant and Equipment, Useful Life [Table Text Block]
Building and improvements (years)
10
-
44
 
Tenant improvements
Shorter of useful life or lease term
 
Furniture, fixtures and equipment (years)
3
-
15
 
Schedule of Nonvested Share Activity [Table Text Block]
(dollar in thousands, except per share
amounts)
 
Three Months Ended
September
30,
   
Nine
Months Ended
September
30,
 
   
2017
   
201
6
   
2017
   
2016
 
Numerator
                               
Net loss attributable to common stockholders
  $
(631
)   $
(772
)   $
(1,750
)   $
(2,814
)
Less: income
 attributable to participating securities
   
(62
)    
(32
)    
(167
)    
(87
)
Subtotal
  $
(693
)   $
(804
)   $
(1,917
)   $
(2,901
)
Denominator
                               
Weighted average c
ommon shares outstanding
   
17,813
     
11,423
     
16,756
     
11,423
 
                                 
Basic and diluted
net loss per share attributable to common stockholders
  $
(0.04
)   $
(0.07
)   $
(0.11
)   $
(0.25
)