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v3.25.3

Related Party Transactions - Additional Information (Details) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Related Party Transaction [Line Items] |  |  |  |  |
Reimbursement of monthly automobile expenses |  |  | $ 1,000 |  |
Automobile reimbursement amount |  |  | 6,832 | $ 8,198 |
Rental income | $ 3,099,499 | $ 3,070,871 | $ 9,162,139 | 8,967,371 |
PEO |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Termination of notice period |  |  | 30 days |  |
Rental income | $ 1,200 | 1,200 | $ 3,600 | 3,600 |
PEO | Global Self Storage, Inc |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Percentage ownership by affiliates, directors and employees | 10.80% |  | 10.80% |  |
Winco |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Aggregate administrative and support function expenses accrued and paid | $ 9,158 | 9,686 | $ 19,864 | 24,750 |
Allocated matching expense | 24,100 | 25,018 | 81,721 | 82,315 |
MMC and Winco |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Reimbursements payable | 37,867 |  | 37,867 |  | $ 34,973
MMC |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Aggregate compensation benefits accrued expense paid | $ 792,472 | $ 744,527 | $ 2,335,477 | $ 2,295,429 |

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