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INVESTMENT IN UNCONSOLIDATED JOINT VENTURES (Income) (Details) - USD ($) | 3 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Oct. 28, 2009 | Mar. 02, 2005 | Sep. 30, 2004 | Aug. 31, 2004 | Nov. 30, 2001
Revenues |  |  |  |  |  |  |
Rental income | $ 14,980,116 | $ 16,253,430 |  |  |  |  |
Laundry and sundry income | 108,673 | 122,154 |  |  |  |  |
Total Revenues | 15,088,789 | 16,375,584 |  |  |  |  |
Expenses |  |  |  |  |  |  |
Administrative | 652,186 | 584,658 |  |  |  |  |
Depreciation and amortization | 3,905,918 | 4,565,467 |  |  |  |  |
Management fee | 605,391 | 648,993 |  |  |  |  |
Operating | 2,045,968 | 1,668,402 |  |  |  |  |
Renting | 261,966 | 196,871 |  |  |  |  |
Repairs and maintenance | 1,970,087 | 2,086,218 |  |  |  |  |
Taxes and insurance | 2,252,134 | 2,280,541 |  |  |  |  |
Total Expenses | 11,693,650 | 12,031,150 |  |  |  |  |
Income Before Other Income (Expense) | 3,395,139 | 4,344,434 |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Interest expense | (3,364,170) | (3,450,325) |  |  |  |  |
Interest income | 21 | 107 |  |  |  |  |
Total Other Income (Expense) | (3,689,319) | (2,975,651) |  |  |  |  |
Net Inocme (Loss) | $ (294,180) | $ 1,368,783 |  |  |  |  |
NERA 50% |  |  |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Ownership interest (as a percent) | 50.00% | 50.00% |  |  |  |  |
NERA 40% |  |  |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Ownership interest (as a percent) | 40.00% | 40.00% |  |  |  |  |
Investment Properties |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |
Rental income | $ 4,758,898 | $ 6,351,455 |  |  |  |  |
Laundry and sundry income | 39,330 | 38,330 |  |  |  |  |
Total Revenues | 4,798,228 | 6,389,785 |  |  |  |  |
Expenses |  |  |  |  |  |  |
Administrative | 91,579 | 90,101 |  |  |  |  |
Depreciation and amortization | 1,488,677 | 1,476,886 |  |  |  |  |
Management fee | 127,249 | 170,825 |  |  |  |  |
Operating | 500,667 | 465,009 |  |  |  |  |
Renting | 163,187 | 39,052 |  |  |  |  |
Repairs and maintenance | 670,571 | 481,331 |  |  |  |  |
Taxes and insurance | 871,787 | 859,024 |  |  |  |  |
Total Expenses | 3,913,717 | 3,582,228 |  |  |  |  |
Income Before Other Income (Expense) | 884,511 | 2,807,557 |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Interest expense | (1,662,666) | (1,713,904) |  |  |  |  |
Total Other Income (Expense) | (1,662,666) | (1,713,904) |  |  |  |  |
Net Inocme (Loss) | (778,155) | 1,093,653 |  |  |  |  |
Proportionate share of net income (loss) | (325,170) | 474,567 |  |  |  |  |
Investment Properties | NERA 50% |  |  |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Net Inocme (Loss) |  | 185,525 |  |  |  |  |
Proportionate share of net income (loss) | (69,534) |  |  |  |  |  |
Investment Properties | NERA 40% |  |  |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Net Inocme (Loss) |  | 289,042 |  |  |  |  |
Proportionate share of net income (loss) | (255,636) |  |  |  |  |  |
Hamilton Essex 81 |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |
Rental income | 230,217 | 439,380 |  |  |  |  |
Laundry and sundry income | 3,013 | 3,385 |  |  |  |  |
Total Revenues | 233,230 | 442,765 |  |  |  |  |
Expenses |  |  |  |  |  |  |
Administrative | 14,556 | 6,188 |  |  |  |  |
Depreciation and amortization | 118,942 | 121,642 |  |  |  |  |
Management fee | 5,260 | 17,736 |  |  |  |  |
Operating | 29,432 | 25,524 |  |  |  |  |
Renting | 32,784 | 2,775 |  |  |  |  |
Repairs and maintenance | 52,547 | 27,009 |  |  |  |  |
Taxes and insurance | 65,539 | 64,677 |  |  |  |  |
Total Expenses | 319,060 | 265,551 |  |  |  |  |
Income Before Other Income (Expense) | (85,830) | 177,214 |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Interest expense | (61,312) | (100,733) |  |  |  |  |
Total Other Income (Expense) | (61,312) | (100,733) |  |  |  |  |
Net Inocme (Loss) | (147,142) | $ 76,481 |  |  |  |  |
Ownership interest (as a percent) |  | 50.00% |  |  |  |  |
Hamilton Essex 81 | NERA 50% |  |  |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Net Inocme (Loss) |  | $ 38,241 |  |  |  |  |
Proportionate share of net income (loss) | $ (73,571) |  |  |  |  |  |
Ownership interest (as a percent) | 50.00% |  |  |  |  |  |
Hamilton Essex Development |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |
Rental income |  | 60,471 |  |  |  |  |
Total Revenues |  | 60,471 |  |  |  |  |
Expenses |  |  |  |  |  |  |
Administrative | $ 853 | 650 |  |  |  |  |
Depreciation and amortization | 5,074 | 5,074 |  |  |  |  |
Management fee |  | 2,203 |  |  |  |  |
Taxes and insurance | 14,885 | 15,218 |  |  |  |  |
Total Expenses | 20,812 | 23,145 |  |  |  |  |
Income Before Other Income (Expense) | (20,812) | 37,326 |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Net Inocme (Loss) | (20,812) | $ 37,326 |  |  |  |  |
Ownership interest (as a percent) |  | 50.00% |  |  |  |  |
Hamilton Essex Development | NERA 50% |  |  |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Net Inocme (Loss) |  | $ 18,663 |  |  |  |  |
Proportionate share of net income (loss) | $ (10,406) |  |  |  |  |  |
Ownership interest (as a percent) | 50.00% |  |  |  |  |  |
345 Franklin |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |
Rental income | $ 333,093 | 428,150 |  |  |  |  |
Laundry and sundry income | 112 | 454 |  |  |  |  |
Total Revenues | 333,205 | 428,604 |  |  |  |  |
Expenses |  |  |  |  |  |  |
Administrative | 4,803 | 7,757 |  |  |  |  |
Depreciation and amortization | 85,345 | 84,494 |  |  |  |  |
Management fee | 12,412 | 16,466 |  |  |  |  |
Operating | 13,521 | 12,988 |  |  |  |  |
Renting | 14,328 | 8,753 |  |  |  |  |
Repairs and maintenance | 23,278 | 21,578 |  |  |  |  |
Taxes and insurance | 43,670 | 39,906 |  |  |  |  |
Total Expenses | 197,357 | 191,942 |  |  |  |  |
Income Before Other Income (Expense) | 135,848 | 236,662 |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Interest expense | (90,643) | (93,426) |  |  |  |  |
Total Other Income (Expense) | (90,643) | (93,426) |  |  |  |  |
Net Inocme (Loss) | 45,205 | $ 143,236 |  |  |  |  |
Ownership interest (as a percent) |  | 50.00% |  |  |  |  | 50.00%
345 Franklin | NERA 50% |  |  |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Net Inocme (Loss) |  | $ 71,618 |  |  |  |  |
Proportionate share of net income (loss) | $ 22,602 |  |  |  |  |  |
Ownership interest (as a percent) | 50.00% |  |  |  |  |  |
Hamilton 1025 |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |
Rental income | $ 24,369 | 20,558 |  |  |  |  |
Total Revenues | 24,369 | 20,558 |  |  |  |  |
Expenses |  |  |  |  |  |  |
Administrative | 714 | 10,125 |  |  |  |  |
Depreciation and amortization | 816 | 816 |  |  |  |  |
Management fee | 628 | 822 |  |  |  |  |
Operating | 91 | 45 |  |  |  |  |
Taxes and insurance | 4,797 | 4,189 |  |  |  |  |
Total Expenses | 7,046 | 15,997 |  |  |  |  |
Income Before Other Income (Expense) | 17,323 | 4,561 |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Net Inocme (Loss) | 17,323 | $ 4,561 |  |  |  |  |
Ownership interest (as a percent) |  | 50.00% |  | 50.00% |  |  |
Hamilton 1025 | NERA 50% |  |  |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Net Inocme (Loss) |  | $ 2,281 |  |  |  |  |
Proportionate share of net income (loss) | $ 8,662 |  |  |  |  |  |
Ownership interest (as a percent) | 50.00% |  |  |  |  |  |
Hamilton Minuteman |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |
Rental income | $ 284,524 | 290,693 |  |  |  |  |
Laundry and sundry income | 1,276 |  |  |  |  |  |
Total Revenues | 285,800 | 290,693 |  |  |  |  |
Expenses |  |  |  |  |  |  |
Administrative | 3,583 | 2,481 |  |  |  |  |
Depreciation and amortization | 84,025 | 86,826 |  |  |  |  |
Management fee | 11,296 | 11,532 |  |  |  |  |
Operating | 34,596 | 22,226 |  |  |  |  |
Renting | 360 | 3,000 |  |  |  |  |
Repairs and maintenance | 19,405 | 10,895 |  |  |  |  |
Taxes and insurance | 34,976 | 36,051 |  |  |  |  |
Total Expenses | 188,241 | 173,011 |  |  |  |  |
Income Before Other Income (Expense) | 97,559 | 117,682 |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Interest expense | (58,625) | (59,259) |  |  |  |  |
Total Other Income (Expense) | (58,625) | (59,259) |  |  |  |  |
Net Inocme (Loss) | 38,934 | $ 58,423 |  |  |  |  |
Ownership interest (as a percent) |  | 50.00% |  |  | 50.00% |  |
Hamilton Minuteman | NERA 50% |  |  |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Net Inocme (Loss) |  | $ 29,211 |  |  |  |  |
Proportionate share of net income (loss) | $ 19,466 |  |  |  |  |  |
Ownership interest (as a percent) | 50.00% |  |  |  |  |  |
Hamilton on Main Apts |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |
Rental income | $ 816,812 | 905,700 |  |  |  |  |
Laundry and sundry income | 8,777 | 8,749 |  |  |  |  |
Total Revenues | 825,589 | 914,449 |  |  |  |  |
Expenses |  |  |  |  |  |  |
Administrative | 20,219 | 15,848 |  |  |  |  |
Depreciation and amortization | 269,915 | 261,047 |  |  |  |  |
Management fee | 32,375 | 34,984 |  |  |  |  |
Operating | 124,933 | 93,845 |  |  |  |  |
Renting | 30,760 | 7,720 |  |  |  |  |
Repairs and maintenance | 122,446 | 134,837 |  |  |  |  |
Taxes and insurance | 110,134 | 122,762 |  |  |  |  |
Total Expenses | 710,782 | 671,043 |  |  |  |  |
Income Before Other Income (Expense) | 114,807 | 243,406 |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Interest expense | (187,378) | (192,382) |  |  |  |  |
Total Other Income (Expense) | (187,378) | (192,382) |  |  |  |  |
Net Inocme (Loss) | (72,571) | $ 51,024 |  |  |  |  |
Ownership interest (as a percent) |  | 50.00% |  |  |  | 50.00% |
Hamilton on Main Apts | NERA 50% |  |  |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Net Inocme (Loss) |  | $ 25,512 |  |  |  |  |
Proportionate share of net income (loss) | $ (36,286) |  |  |  |  |  |
Ownership interest (as a percent) | 50.00% |  |  |  |  |  |
Dexter Park |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |
Rental income | $ 3,069,883 | 4,206,503 |  |  |  |  |
Laundry and sundry income | 26,152 | 25,742 |  |  |  |  |
Total Revenues | 3,096,035 | 4,232,245 |  |  |  |  |
Expenses |  |  |  |  |  |  |
Administrative | 46,851 | 47,052 |  |  |  |  |
Depreciation and amortization | 924,560 | 916,987 |  |  |  |  |
Management fee | 65,278 | 87,082 |  |  |  |  |
Operating | 298,094 | 310,381 |  |  |  |  |
Renting | 84,955 | 16,804 |  |  |  |  |
Repairs and maintenance | 452,895 | 287,012 |  |  |  |  |
Taxes and insurance | 597,786 | 576,221 |  |  |  |  |
Total Expenses | 2,470,419 | 2,241,539 |  |  |  |  |
Income Before Other Income (Expense) | 625,616 | 1,990,706 |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Interest expense | (1,264,708) | (1,268,104) |  |  |  |  |
Total Other Income (Expense) | (1,264,708) | (1,268,104) |  |  |  |  |
Net Inocme (Loss) | (639,092) | $ 722,602 |  |  |  |  |
Ownership interest (as a percent) |  | 40.00% | 40.00% |  |  |  |
Dexter Park | NERA 40% |  |  |  |  |  |  |
Other Income (Expense) |  |  |  |  |  |  |
Net Inocme (Loss) |  | $ 289,042 |  |  |  |  |
Proportionate share of net income (loss) | $ (255,636) |  |  |  |  |  |
Ownership interest (as a percent) | 40.00% |  |  |  |  |  |

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