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RELATED PARTY TRANSACTIONS (Details) | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Dec. 31, 2022 USD ($) item | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Jun. 16, 2022 USD ($) | Jun. 15, 2022 USD ($) | Nov. 30, 2021 USD ($) | Nov. 29, 2021 USD ($)
RELATED PARTY TRANSACTIONS |  |  |  |  |  |  |
Management fee as percentage of gross receipts rental revenue | 4.00% |  |  |  |  |  |
Management fee as a percentage of gross receipts rental revenue of Linewt, LLC | 3.00% |  |  |  |  |  |
Management fees of related party | $ 2,717,000 | $ 2,524,000 | $ 2,453,000 |  |  |  |
Management fee | 2,716,514 | 2,523,943 | 2,452,814 |  |  |  |
Repairs and maintenance | 11,270,589 | 10,069,325 | 8,781,789 |  |  |  |
Administrative expense | 2,731,284 | 2,476,593 | 2,209,780 |  |  |  |
Renting | 639,235 | 1,241,298 | 864,542 |  |  |  |
Employer contributions in 401K plan | $ 85,000 | 45,000 | 45,000 |  |  |  |
Number of limited partnerships and limited liability companies in which the entity has invested | item | 7 |  |  |  |  |  |
Number of advisory committee meetings | item | 4 |  |  |  |  |  |
Expenses incurred for advisory committee meeting | $ 20,000 |  |  |  |  |  |
Number of audit committee meetings held | item | 4 |  |  |  |  |  |
Expenses incurred for audit committee meeting | $ 68,000 |  |  |  |  |  |
Loan amount |  |  |  | $ 80,284,000 | $ 37,065,000 | $ 156,000,000 | $ 65,305,000
Interest expense | 15,045,477 | 13,629,463 | 13,705,415 |  |  |  |
Amount paid to related party | 84,000 | 168,000 | 25,000 |  |  |  |
Investment Properties |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |  |  |  |
Management fee | 662,035 | 575,162 | 580,029 |  |  |  |
Repairs and maintenance | 2,801,051 | 2,849,104 | 2,441,880 |  |  |  |
Administrative expense | 364,839 | 403,509 | 327,697 |  |  |  |
Renting | $ 210,499 | 711,979 | 466,296 |  |  |  |
Number of limited partnerships and limited liability companies in which the entity has invested | item | 7 |  |  |  |  |  |
Interest expense | $ 6,842,685 | 6,658,595 | 6,742,727 |  |  |  |
Hamilton Company/Management Company |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |  |  |  |
Number of employees having ownership interest in the investment properties | item | 5 |  |  |  |  |  |
Dexter Park |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |  |  |  |
Management fee as percentage of gross receipts rental revenue | 2.00% |  |  |  |  |  |
General Partner or Management Company [Member] |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |  |  |  |
Repairs and maintenance | $ 262,000 |  |  |  |  |  |
Administrative expense | 347,000 |  |  |  |  |  |
Renting | 24,000 |  |  |  |  |  |
Expenses for construction, architectural services and supervision of capital projects | 114,000 |  |  |  |  |  |
Costs related to professional services | 747,000 | 1,086,000 | 1,080,000 |  |  |  |
Management Company [Member] |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |  |  |  |
Reimbursement to related party for payroll transfers | 3,875,000 | 3,640,000 | 3,535,000 |  |  |  |
Employer contributions in 401K plan | $ 85,000 | 45,000 | 45,000 |  |  |  |
Number of accounting staff of related party providing bookkeeping and accounting functions | item | 15 |  |  |  |  |  |
Fees for accounting and bookkeeping services | $ 125,000 | $ 125,000 | $ 125,000 |  |  |  |
Number of employees having ownership interest in the investment properties | item | 5 |  |  |  |  |  |
Partially owned properties |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |  |  |  |
Management fee as percentage of gross receipts rental revenue | 4.00% |  |  |  |  |  |
Management fee | $ 661,000 |  |  |  |  |  |
Repairs and maintenance | 41,000 |  |  |  |  |  |
Administrative expense | 26,000 |  |  |  |  |  |
Construction, architectural services and supervision of capital projects | 30,000 |  |  |  |  |  |
Amount paid to related party | $ 758,000 |  |  |  |  |  |
NERA 40% |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |  |  |  |
Ownership interest (as a percent) | 40.00% | 40.00% | 40.00% |  |  |  |
NERA 50% |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |  |  |  |
Ownership interest (as a percent) | 50.00% | 50.00% | 50.00% |  |  |  |
Brown Family [Member] | Minimum |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |  |  |  |
Ownership interest (as a percent) | 47.60% |  |  |  |  |  |
Ownership interest of related party (as a percent) | 47.60% |  |  |  |  |  |
Brown Family [Member] | Maximum |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |  |  |  |
Ownership interest (as a percent) | 59.00% |  |  |  |  |  |
Ownership interest of related party (as a percent) |  | 59.00% |  |  |  |  |
Residential and mixed-use properties | NERA 40% | Partially owned properties | Minimum |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |  |  |  |
Ownership interest (as a percent) | 40.00% |  |  |  |  |  |
Residential and mixed-use properties | NERA 50% | Partially owned properties | Maximum |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |  |  |  |
Ownership interest (as a percent) | 50.00% |  |  |  |  |  |

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