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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 | 9 Months Ended
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Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Related Party Transactions [Abstract] |  |  |  |
Base management fee | $ 2,086 | $ 1,748 | $ 6,165 | $ 4,494
Incentive fee | 505 | 945 | 1,636 | 2,107
Total fees to our Adviser, net | 2,591 | 2,693 | 7,801 | 6,601
Administration fee | 543 | 412 | 1,470 | 1,115
Selling Commissions and Dealer-Manager Fees | 5,046 | 1,213 | 11,115 | 3,165
Financing fees | 23 | 12 | 117 | 64
Total fees to Gladstone Securities | $ 5,069 | $ 1,225 | $ 11,232 | $ 3,229

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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 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 https://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 https://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 + Details
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