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v3.20.2

Related-Party Transactions - Additional Information (Details) $ in Thousands |  |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | --- | ---
Feb. 20, 2020 | Jan. 10, 2018 | Sep. 30, 2020 USD ($) | Sep. 30, 2019 USD ($) | Sep. 30, 2020 USD ($) officer | Sep. 30, 2019 USD ($)
Related Party Transaction [Line Items] |  |  |  |  |  |
Number of executive officers that serve as directors | officer |  |  |  |  | 2 |
Pre-Incentive Fee FFO (as percent) |  |  |  |  | 100.00% |
Pre-Incentive Fee, exceeded (as percent) |  |  |  |  | 2.1875% |
Pre-Incentive Fee, exceeded, annual (as percent) |  |  |  |  | 8.75% |
Pre-Incentive Fee (as percent) |  |  |  |  | 20.00% |
Cumulative realized capital gains (as percent) |  |  |  |  | 15.00% |
Notice period for termination of agreement without cause |  |  |  |  | 120 days |
Financing fees |  |  | $ 7 | $ 160 | $ 35 | $ 188
Selling commissions and dealer-manager fees |  |  | 598 | 1,777 | $ 3,368 | 5,089
Prior Advisory Agreement |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Management fee (as percent) |  |  |  |  | 2.00% |
Base management fee, quarterly (as percent) |  |  |  |  | 0.50% |
Hurdle rate, quarterly (as percent) |  |  |  |  | 1.75% |
Hurdle rate, annual (as percent) |  |  |  |  | 7.00% |
2019 Advisory Agreement |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Management fee (as percent) |  |  |  |  | 2.00% |
Base management fee, quarterly (as percent) |  |  |  |  | 0.50% |
2020 Advisory Agreement |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Management fee (as percent) |  |  |  |  | 0.50% |
Base management fee, quarterly (as percent) |  |  |  |  | 0.125% |
Hurdle rate, quarterly (as percent) |  |  |  |  | 1.75% |
Hurdle rate, annual (as percent) |  |  |  |  | 7.00% |
Gladstone Securities |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Financing fee (as percent) |  |  |  |  | 0.13% |
Financing fees |  |  | 7 | 160 | $ 35 | 188
Preferred Stock | Series B Preferred Stock |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Selling commission fee (as percent) |  | 7.00% |  |  |  |
Dealer-manager fee (as percent) |  | 3.00% |  |  |  |
Preferred Stock | Series C Preferred Stock |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Selling commission fee (as percent) | 6.00% |  |  |  |  |
Dealer-manager fee (as percent) | 3.00% |  |  |  |  |
Selling commissions and dealer-manager fees |  |  | 598 |  | 885 |
Gladstone Securities | Preferred Stock | Series B Preferred Stock |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Selling commissions and dealer-manager fees |  |  | $ 0 | $ 1,800 | $ 2,500 | $ 5,100
Gladstone Securities | Minimum | Gladstone Securities |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Financing fee (as percent) |  |  |  |  | 0.50% |
Gladstone Securities | Maximum | Gladstone Securities |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Financing fee (as percent) |  |  |  |  | 1.00% |

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- Definition Amount to be paid to adviser in percentage of pre incentive fee condition two. + References No definition available. + Details
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