Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Disaggregation of Revenue (Details)

v3.10.0.1
Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Disaggregation of Revenue [Line Items]      
Total Revenues $ 65,709 $ 58,535 $ 44,160
Minimum rent      
Disaggregation of Revenue [Line Items]      
Revenues 50,698 43,957 32,876
Tenant reimbursements      
Disaggregation of Revenue [Line Items]      
Revenues 12,595 11,032 8,649
Lease termination fees      
Disaggregation of Revenue [Line Items]      
Revenues 1,271 560 26
Percentage rent      
Disaggregation of Revenue [Line Items]      
Revenues 254 199 289
Asset management fees      
Disaggregation of Revenue [Line Items]      
Revenues 189 927 855
Commissions      
Disaggregation of Revenue [Line Items]      
Revenues 140 899 964
Development income      
Disaggregation of Revenue [Line Items]      
Revenues 0 537 244
Other      
Disaggregation of Revenue [Line Items]      
Revenues $ 562 $ 424 $ 257