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RELATED-PARTY TRANSACTIONS - Schedule of Management Fees, Incentive Fees and Associated Credits and Administration Fees (Details) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2025 USD ($) property | Jun. 30, 2024 USD ($) | Jun. 30, 2025 USD ($) property | Jun. 30, 2024 USD ($) | Mar. 31, 2025 property
Farm |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Number of properties | property | 150 |  | 150 |  |
Farm | Disposed of by sale |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Number of properties | property |  |  |  |  | 7
Adviser |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Total fees to Gladstone Securities | $ 1,802 | $ 2,076 | $ 4,048 | $ 4,233 |
Base management fee | Adviser |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Total fees to Gladstone Securities | 1,990 | 2,076 | 4,048 | 4,233 |
Capital gains fee credit | Adviser |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Total fees to Gladstone Securities | (188) | 0 | 0 | 0 |
Administration fee |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Total fees to Gladstone Securities | 572 | 553 | 1,213 | 1,156 |
Total fees to Gladstone Securities | Gladstone Securities |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Total fees to Gladstone Securities | 15 | 2 | 15 | 30 |
Selling Commissions and Dealer Management Fees | Gladstone Securities |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Total fees to Gladstone Securities | 0 | 2 | 0 | 30 |
Financing Fees |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Total fees to Gladstone Securities | 15 | 0 | 15 | 0 |
Financing Fees | Gladstone Securities |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Total fees to Gladstone Securities | $ 15 | $ 0 | $ 15 | $ 0 |

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