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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
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Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Related Party Transactions [Abstract] |  |  |  |
Base management fee | $ 1,376 | $ 1,047 | $ 2,746 | $ 2,081
Incentive fee | 0 | 0 | 1,162 | 1,334
Total fees to our Adviser, net | 1,376 | 1,047 | 3,908 | 3,415
Administration fee | 347 | 357 | 703 | 740
Selling commissions and dealer-manager fees | 808 | 286 | 1,952 | 2,770
Financing fees | 35 | 28 | 52 | 28
Total fees to Gladstone Securities | $ 843 | $ 314 | $ 2,004 | $ 2,798

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- Definition Administration fee. + References No definition available. + Details
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- Definition Financing Fee + References No definition available. + Details
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- Definition Management Fees and Financing Fees + References No definition available. + Details
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- Definition Related party transaction net incentive fees paid and credits received. + References No definition available. + Details
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- Definition Selling Commissions and Dealer-Manager Fees + References No definition available. + Details
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- Definition Amount of expense for incentive rights held by the managing member or general partner, of limited liability company (LLC) or limited partnership (LP). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 + Details
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- Definition Amount of expenses related to the managing member or general partner for management of the day-to-day business functions of the limited liability company (LLC) or limited partnership (LP). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 + Details
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