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INVESTMENT IN UNCONSOLIDATED JOINT VENTURES (Income) (Details) - USD ($) | 3 Months Ended | 9 Months Ended
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Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Revenues |  |  |  |
Rental Income | $ 23,491,296 | $ 20,021,133 | $ 65,025,406 | $ 59,573,125
Laundry and Sundry Income | 195,375 | 187,902 | 590,267 | 579,876
Total Revenues | 23,686,671 | 20,209,035 | 65,615,673 | 60,153,001
Expenses |  |  |  |
Administrative | 871,135 | 679,674 | 2,160,314 | 2,093,671
Depreciation and Amortization | 7,374,701 | 4,224,211 | 15,754,431 | 12,729,275
Management Fees | 908,425 | 802,908 | 2,561,266 | 2,374,371
Renting | 488,217 | 407,911 | 1,022,744 | 946,282
Repairs and Maintenance | 4,587,034 | 3,618,610 | 10,927,118 | 9,967,034
Taxes and Insurance | 3,111,531 | 2,495,136 | 8,564,628 | 7,487,535
Total Expenses | 18,942,370 | 13,738,359 | 47,574,352 | 41,392,388
Income Before Other Income (Expense) | 4,744,301 | 6,470,676 | 18,041,321 | 18,760,613
Other Income (Loss) |  |  |  |
Interest expense | (5,449,905) | (3,831,009) | (13,377,493) | (11,637,720)
Interest income | 36,981 | 1,123,084 | 1,765,468 | 3,413,620
Total Other Income (Expense) | (5,266,129) | (2,561,278) | (10,617,550) | (7,314,893)
Net (Loss) Income | (521,828) | 3,909,398 | 7,423,771 | 11,445,720
Investment Properties |  |  |  |
Revenues |  |  |  |
Rental Income | 7,009,225 | 6,650,694 | 20,989,953 | 19,931,422
Laundry and Sundry Income | 54,757 | 51,620 | 183,043 | 178,510
Total Revenues | 7,063,982 | 6,702,314 | 21,172,996 | 20,109,932
Expenses |  |  |  |
Administrative | 132,422 | 102,561 | 382,384 | 265,286
Depreciation and Amortization | 1,515,737 | 1,502,051 | 4,497,820 | 4,450,735
Management Fees | 194,518 | 194,343 | 580,015 | 563,519
Operating | 633,583 | 555,701 | 1,978,339 | 1,833,799
Renting | 241,221 | 124,552 | 398,744 | 261,268
Repairs and Maintenance | 1,111,447 | 1,106,348 | 2,359,609 | 2,522,346
Taxes and Insurance | 978,814 | 977,416 | 3,018,750 | 2,856,116
Total Expenses | 4,807,742 | 4,562,972 | 13,215,661 | 12,753,069
Income Before Other Income (Expense) | 2,256,240 | 2,139,342 | 7,957,335 | 7,356,863
Other Income (Loss) |  |  |  |
Interest expense | (1,966,048) | (1,884,093) | (5,793,142) | (5,517,281)
Interest income | 63,981 | 70,157 | 177,239 | 171,047
Other income (Expense) |  |  |  | 42,938
Total Other Income (Expense) | (1,902,067) | (1,813,936) | (5,615,903) | (5,303,296)
Net (Loss) Income | 354,173 | 325,406 | 2,341,432 | 2,053,567
Proportionate share of net income (loss) | 146,798 | 146,647 | 994,478 | 909,207
Investment Properties | NERA 50% |  |  |  |
Other Income (Loss) |  |  |  |
Proportionate share of net income (loss) | 25,643 | 82,420 | 289,523 | 438,894
Investment Properties | NERA 40% |  |  |  |
Other Income (Loss) |  |  |  |
Proportionate share of net income (loss) | 121,155 | 64,227 | 704,956 | 470,313
Hamilton Essex 81 |  |  |  |
Revenues |  |  |  |
Rental Income | 472,600 | 498,469 | 1,470,949 | 1,417,322
Laundry and Sundry Income | 3,572 | 3,054 | 8,663 | 9,399
Total Revenues | 476,172 | 501,523 | 1,479,612 | 1,426,721
Expenses |  |  |  |
Administrative | 6,745 | 5,816 | 21,935 | 16,359
Depreciation and Amortization | 116,036 | 118,091 | 347,980 | 350,002
Management Fees | 20,677 | 20,302 | 60,368 | 57,488
Operating | 75,015 | 142,906 | 247,428 | 319,903
Renting | 38,300 | 25,469 | 48,517 | 33,103
Repairs and Maintenance | 68,156 | 73,640 | 153,000 | 168,259
Taxes and Insurance | 73,470 | 49,619 | 222,225 | 213,584
Total Expenses | 398,399 | 435,843 | 1,101,453 | 1,158,698
Income Before Other Income (Expense) | 77,773 | 65,680 | 378,159 | 268,023
Other Income (Loss) |  |  |  |
Interest expense | (177,126) | (199,679) | (521,484) | (593,920)
Interest income | 7,222 | 11,282 | 26,694 | 32,532
Total Other Income (Expense) | (169,904) | (188,397) | (494,790) | (561,388)
Net (Loss) Income | (92,131) | (122,717) | (116,631) | (293,365)
Hamilton Essex 81 | NERA 50% |  |  |  |
Other Income (Loss) |  |  |  |
Proportionate share of net income (loss) | (46,066) | (61,359) | (58,315) | (146,682)
Hamilton Essex Development |  |  |  |
Revenues |  |  |  |
Rental Income | 60,471 | 60,471 | 181,413 | 181,413
Total Revenues | 60,471 | 60,471 | 181,413 | 181,413
Expenses |  |  |  |
Administrative | 14,699 | 1,000 | 16,709 | 4,000
Depreciation and Amortization | 2,927 | 2,927 | 8,782 | 8,782
Management Fees | 2,529 | 2,479 | 7,586 | 6,611
Taxes and Insurance | 17,033 | 16,279 | 51,806 | 51,471
Total Expenses | 37,188 | 22,685 | 84,883 | 70,864
Income Before Other Income (Expense) | 23,283 | 37,786 | 96,530 | 110,549
Other Income (Loss) |  |  |  |
Interest income | 337 | 290 | 1,019 | 1,480
Total Other Income (Expense) | 337 | 290 | 1,019 | 1,480
Net (Loss) Income | 23,620 | 38,076 | 97,549 | 112,029
Hamilton Essex Development | NERA 50% |  |  |  |
Other Income (Loss) |  |  |  |
Proportionate share of net income (loss) | 11,810 | 19,038 | 48,775 | 56,015
345 Franklin |  |  |  |
Revenues |  |  |  |
Rental Income | 447,773 | 455,505 | 1,408,071 | 1,346,589
Laundry and Sundry Income |  |  |  | (236)
Total Revenues | 447,773 | 455,505 | 1,408,071 | 1,346,353
Expenses |  |  |  |
Administrative | 29,496 | 7,568 | 51,056 | 22,547
Depreciation and Amortization | 88,624 | 86,596 | 263,284 | 259,392
Management Fees | 17,850 | 17,955 | 54,542 | 52,909
Operating | 11,005 | 18,280 | 78,253 | 59,664
Renting | 32,318 | 12,241 | 68,595 | 22,016
Repairs and Maintenance | 81,494 | 54,569 | 150,284 | 99,452
Taxes and Insurance | 48,758 | 49,898 | 144,757 | 149,378
Total Expenses | 309,545 | 247,107 | 810,771 | 665,358
Income Before Other Income (Expense) | 138,228 | 208,398 | 597,300 | 680,995
Other Income (Loss) |  |  |  |
Interest expense | (81,196) | (83,768) | (246,058) | (252,874)
Interest income | 1,137 | 2,406 | 5,034 | 7,035
Total Other Income (Expense) | (80,059) | (81,362) | (241,024) | (245,839)
Net (Loss) Income | 58,169 | 127,036 | 356,276 | 435,156
345 Franklin | NERA 50% |  |  |  |
Other Income (Loss) |  |  |  |
Proportionate share of net income (loss) | 29,085 | 63,518 | 178,137 | 217,578
Hamilton 1025 |  |  |  |
Revenues |  |  |  |
Rental Income | 27,384 | 25,610 | 77,219 | 77,243
Total Revenues | 27,384 | 25,610 | 77,219 | 77,243
Expenses |  |  |  |
Administrative | 768 | 700 | 3,644 | 2,101
Depreciation and Amortization | 816 | 816 | 2,448 | 2,448
Management Fees | 1,060 | 1,057 | 3,119 | 3,126
Operating | 94 | 123 | 153 | 86
Renting | 31 | 30 | 100 | 93
Repairs and Maintenance |  |  |  | 1,650
Taxes and Insurance | 4,668 | 4,503 | 14,405 | 14,677
Total Expenses | 7,437 | 7,229 | 23,869 | 24,181
Income Before Other Income (Expense) | 19,947 | 18,381 | 53,350 | 53,062
Other Income (Loss) |  |  |  |
Interest income | 125 | 211 | 413 | 629
Total Other Income (Expense) | 125 | 211 | 413 | 629
Net (Loss) Income | 20,072 | 18,592 | 53,763 | 53,691
Hamilton 1025 | NERA 50% |  |  |  |
Other Income (Loss) |  |  |  |
Proportionate share of net income (loss) | 10,036 | 9,296 | 26,881 | 26,846
Hamilton Minuteman Apts |  |  |  |
Revenues |  |  |  |
Rental Income | 387,047 | 364,435 | 1,130,131 | 1,076,051
Total Revenues | 387,047 | 364,435 | 1,130,131 | 1,076,051
Expenses |  |  |  |
Administrative | 3,278 | 4,065 | 19,647 | 14,383
Depreciation and Amortization | 87,438 | 84,153 | 258,384 | 250,158
Management Fees | 15,059 | 14,520 | 44,637 | 42,829
Operating | 26,475 | 19,741 | 106,961 | 84,517
Renting | 1,100 | 3,865 | 10,367 | 13,556
Repairs and Maintenance | 42,527 | 42,734 | 103,949 | 103,900
Taxes and Insurance | 43,017 | 40,197 | 123,509 | 118,953
Total Expenses | 218,894 | 209,275 | 667,454 | 628,296
Income Before Other Income (Expense) | 168,153 | 155,160 | 462,677 | 447,755
Other Income (Loss) |  |  |  |
Interest expense | (59,555) | (59,749) | (176,777) | (178,044)
Interest income | 3,706 | 1,991 | 8,666 | 7,454
Total Other Income (Expense) | (55,849) | (57,758) | (168,111) | (170,590)
Net (Loss) Income | 112,304 | 97,402 | 294,566 | 277,165
Hamilton Minuteman Apts | NERA 50% |  |  |  |
Other Income (Loss) |  |  |  |
Proportionate share of net income (loss) | 56,152 | 48,701 | 147,283 | 138,583
Hamilton on Main Apts |  |  |  |
Revenues |  |  |  |
Rental Income | 1,105,154 | 1,037,278 | 3,281,200 | 3,094,579
Laundry and Sundry Income | 13,025 | 11,685 | 42,236 | 36,929
Total Revenues | 1,118,179 | 1,048,963 | 3,323,436 | 3,131,508
Expenses |  |  |  |
Administrative | 13,125 | 35,429 | 61,488 | 57,765
Depreciation and Amortization | 289,528 | 273,712 | 862,702 | 807,037
Management Fees | 43,402 | 48,469 | 129,432 | 130,703
Operating | 148,150 | 102,651 | 438,652 | 347,123
Renting | 45,879 | 31,214 | 100,356 | 87,951
Repairs and Maintenance | 188,692 | 200,707 | 484,553 | 530,985
Taxes and Insurance | 127,614 | 123,938 | 368,068 | 330,930
Total Expenses | 856,390 | 816,120 | 2,445,251 | 2,292,494
Income Before Other Income (Expense) | 261,789 | 232,843 | 878,185 | 839,014
Other Income (Loss) |  |  |  |
Interest expense | (336,135) | (248,334) | (997,081) | (633,432)
Interest income | 3,597 | 21,940 | 12,418 | 44,590
Other income (Expense) |  |  |  | 42,938
Total Other Income (Expense) | (332,538) | (226,394) | (984,663) | (545,904)
Net (Loss) Income | (70,749) | 6,449 | (106,478) | 293,110
Hamilton on Main Apts | NERA 50% |  |  |  |
Other Income (Loss) |  |  |  |
Proportionate share of net income (loss) | (35,375) | 3,226 | (53,239) | 146,555
Dexter Park |  |  |  |
Revenues |  |  |  |
Rental Income | 4,508,796 | 4,208,926 | 13,440,970 | 12,738,225
Laundry and Sundry Income | 38,160 | 36,881 | 132,144 | 132,418
Total Revenues | 4,546,956 | 4,245,807 | 13,573,114 | 12,870,643
Expenses |  |  |  |
Administrative | 64,311 | 47,983 | 207,905 | 148,131
Depreciation and Amortization | 930,368 | 935,756 | 2,754,240 | 2,772,916
Management Fees | 93,941 | 89,561 | 280,331 | 269,853
Operating | 372,844 | 272,000 | 1,106,892 | 1,022,506
Renting | 123,593 | 51,733 | 170,809 | 104,549
Repairs and Maintenance | 730,578 | 734,698 | 1,467,823 | 1,618,100
Taxes and Insurance | 664,254 | 692,982 | 2,093,980 | 1,977,123
Total Expenses | 2,979,889 | 2,824,713 | 8,081,980 | 7,913,178
Income Before Other Income (Expense) | 1,567,067 | 1,421,094 | 5,491,134 | 4,957,465
Other Income (Loss) |  |  |  |
Interest expense | (1,312,036) | (1,292,563) | (3,851,742) | (3,859,011)
Interest income | 47,857 | 32,037 | 122,995 | 77,327
Total Other Income (Expense) | (1,264,179) | (1,260,526) | (3,728,747) | (3,781,684)
Net (Loss) Income | 302,888 | 160,568 | 1,762,389 | 1,175,781
Dexter Park | NERA 40% |  |  |  |
Other Income (Loss) |  |  |  |
Proportionate share of net income (loss) | $ 121,155 | $ 64,227 | $ 704,956 | $ 470,313
NERA 50% |  |  |  |
Other Income (Loss) |  |  |  |
Ownership interest (as a percent) | 50.00% | 50.00% | 50.00% | 50.00%
NERA 40% |  |  |  |
Other Income (Loss) |  |  |  |
Ownership interest (as a percent) | 40.00% | 40.00% | 40.00% | 40.00%

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