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EQUITY - Schedule of Stock by Class (Details) - USD ($) |  |  |  |  |  | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
May 27, 2021 | Aug. 20, 2020 | May 20, 2020 | May 13, 2019 | Jun. 20, 2014 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Series C |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |
Issuance Cost |  |  |  |  | $ 1,618,583 |  |  |
Shares issued (in shares) |  |  |  |  | 3,000,000 | 3,000,000 | 3,000,000 |
Annual dividend rate |  |  |  |  | 6.00% | 6.00% | 6.00% | 6.00%
Liquidation Value (in dollars per share) |  |  |  |  | $ 25.00 |  |  |
Series C | July 17, 2024, thereafter |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |
Dividend variable rate |  |  |  |  |  | 3.26% |  |
Series D |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |
Issuance Cost |  |  |  | $ 3,340,456 |  |  |  |
Shares issued (in shares) |  |  |  | 4,000,000 |  | 4,000,000 | 4,000,000 |
Annual dividend rate |  |  |  | 5.70% |  | 5.70% | 5.70% | 5.70%
Liquidation Value (in dollars per share) |  |  |  | $ 25.00 |  |  |  |
Series E |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |
Issuance Cost |  |  | $ 2,496,750 |  |  |  |  |
Shares issued (in shares) |  |  | 3,180,000 |  |  | 3,180,000 | 3,180,000 |
Annual dividend rate |  |  | 5.75% |  |  | 5.75% | 5.75% | 5.75%
Liquidation Value (in dollars per share) |  |  | $ 25.00 |  |  |  |  |
Series F |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |
Issuance Cost |  | $ 3,839,902 |  |  |  |  |  |
Shares issued (in shares) |  | 4,800,000 |  |  |  | 4,800,000 | 4,800,000 |
Annual dividend rate |  | 5.25% |  |  |  | 5.25% | 5.25% | 5.25%
Liquidation Value (in dollars per share) |  | $ 25.00 |  |  |  |  |  |
Series G |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |
Issuance Cost | $ 3,661,677 |  |  |  |  |  |  |
Shares issued (in shares) | 5,000,000 |  |  |  |  | 5,000,000 | 5,000,000 |
Annual dividend rate | 4.875% |  |  |  |  | 4.875% | 4.875% | 4.875%
Liquidation Value (in dollars per share) | $ 25.00 |  |  |  |  |  |  |

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