CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Buildings and improvements, accumulated depreciation	$ 24,903	$ 21,403
Furniture, fixtures and equipment, accumulated depreciation	412	369
Acquired intangible lease assets, accumulated amortization	27,249	24,413
Allowance for doubtful accounts	112	6
Deferred leasing costs, amortization	935	732
Note to affiliate, unamortized discount	901	1,217
Acquired below market lease intangibles, accumulated amortization	$ 4,785	$ 4,346
Preferred stock, shares issued (in shares)	0	0
Class A Common Stock
Common stock, shares issued (in shares)	3,627,534	3,821,127
Common stock, shares outstanding (in shares)	3,627,534	3,821,127
Class D Common Stock
Common stock, shares issued (in shares)	176,101
Common stock, shares outstanding (in shares)	176,101	176,101
Class I Common Stock
Common stock, shares issued (in shares)	10,344,709	9,557,896
Common stock, shares outstanding (in shares)	10,344,709	9,557,896
Class M-I Common Stock
Common stock, shares issued (in shares)	0	0
Class N Common Stock
Common stock, shares issued (in shares)	0	0
Class S Common Stock
Common stock, shares issued (in shares)	0	0
Class T Common Stock
Common stock, shares issued (in shares)	982,190	938,409
Common stock, shares outstanding (in shares)	982,190	938,409
Class T2 Common Stock
Common stock, shares issued (in shares)	0
Common stock, shares outstanding (in shares)	0
Class Z Common Stock
Common stock, shares issued (in shares)	0	0