Quarterly report pursuant to Section 13 or 15(d)

Related-Party Transactions - Summary of Management Fees, Incentive Fees and Associated Credits and Administration Fees (Details)

v3.19.2
Related-Party Transactions - Summary of Management Fees, Incentive Fees and Associated Credits and Administration Fees (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Related Party Transaction [Line Items]        
Base management fee $ 974 $ 754 $ 1,879 $ 1,411
Credits to fees from Adviser (974) (174) (1,543) (174)
Total fees to our Adviser, net 0 580 336 1,237
Administration fee 250 275 556 549
Selling commissions and dealer-manager fees 1,659 50 3,313 50
Financing fees 26 2 28 2
Total fees to Gladstone Securities $ 1,685 52 $ 3,341 52
Selling commissions and dealer-manager fees, paid to third parties to date, percentage 94.00%   94.00%  
Taxable REIT Subsidiary        
Related Party Transaction [Line Items]        
Base management fee   94   161
Administration fee   17   30
Gladstone Securities        
Related Party Transaction [Line Items]        
Administration fee $ 26 $ 2 $ 28 $ 2
Financing fee (as percent)     0.12%