INVESTMENT IN UNCONSOLIDATED JOINT VENTURES (Income) (Details) - USD ($)	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Revenues
Rental Income	$ 19,710,432	$ 17,568,727
Laundry and Sundry Income	182,967	122,959
Total Revenues	19,893,399	17,691,686
Expenses
Administrative	762,019	737,101
Depreciation and Amortization	4,227,582	3,846,260
Management Fees	788,607	697,764
Renting	387,599	191,585
Repairs and Maintenance	2,847,957	2,763,136
Taxes and Insurance	2,482,368	2,470,679
Total Expenses	14,141,625	13,240,321
Income Before Other Income (Expense)	5,751,774	4,451,365
Other Income (Loss)
Interest expense	(3,907,016)	(3,899,240)
Interest income	1,177,547	974,546
Total Other Income (Expense)	(2,288,178)	(2,696,990)
Net Income	3,463,596	1,754,375
Investment Properties
Revenues
Rental Income	6,707,282	6,171,830
Laundry and Sundry Income	60,876	51,870
Total Revenues	6,768,158	6,223,700
Expenses
Administrative	85,135	74,467
Depreciation and Amortization	1,463,721	1,461,009
Management Fees	187,686	171,013
Operating	726,971	652,250
Renting	70,859	65,367
Repairs and Maintenance	591,309	571,041
Taxes and Insurance	923,744	929,370
Total Expenses	4,049,425	3,924,517
Income Before Other Income (Expense)	2,718,733	2,299,183
Other Income (Loss)
Interest expense	(1,831,139)	(1,768,672)
Other Income	63,745
Interest income	49,766
Total Other Income (Expense)	(1,717,628)	(1,768,672)
Net Income	1,001,105	530,511
Proportionate share of net income (loss)	441,291	227,704
Investment Properties | NERA 50%
Other Income (Loss)
Proportionate share of net income (loss)	204,246
Investment Properties | NERA 40%
Other Income (Loss)
Proportionate share of net income (loss)	237,045	150,196
Hamilton Essex 81
Revenues
Rental Income	468,478	438,988
Laundry and Sundry Income	2,776	2,703
Total Revenues	471,254	441,691
Expenses
Administrative	5,218	4,740
Depreciation and Amortization	115,844	116,987
Management Fees	20,426	19,092
Operating	83,040	83,347
Renting	1,239	3,175
Repairs and Maintenance	38,457	54,468
Taxes and Insurance	69,343	70,934
Total Expenses	333,567	352,743
Income Before Other Income (Expense)	137,687	88,948
Other Income (Loss)
Interest expense	(197,199)	(172,313)
Interest income	10,421
Total Other Income (Expense)	(186,778)	(172,313)
Net Income	(49,091)	(83,365)
Hamilton Essex 81 | NERA 50%
Other Income (Loss)
Proportionate share of net income (loss)	(24,546)
Hamilton Essex Development
Revenues
Rental Income	60,471	60,471
Total Revenues	60,471	60,471
Expenses
Administrative	2,000	750
Depreciation and Amortization	2,927	2,927
Management Fees	2,479	3,179
Taxes and Insurance	17,592	15,457
Total Expenses	24,998	22,313
Income Before Other Income (Expense)	35,473	38,158
Other Income (Loss)
Interest income	772
Total Other Income (Expense)	772
Net Income	36,245	38,158
Hamilton Essex Development | NERA 50%
Other Income (Loss)
Proportionate share of net income (loss)	18,123
345 Franklin
Revenues
Rental Income	443,756	411,890
Laundry and Sundry Income	6
Total Revenues	443,762	411,890
Expenses
Administrative	8,920	3,469
Depreciation and Amortization	86,398	86,306
Management Fees	17,417	16,137
Operating	25,865	25,379
Renting	4,095	8,256
Repairs and Maintenance	23,046	24,210
Taxes and Insurance	49,285	47,175
Total Expenses	215,026	210,932
Income Before Other Income (Expense)	228,736	200,958
Other Income (Loss)
Interest expense	(84,867)	(86,958)
Interest income	2,361
Total Other Income (Expense)	(82,506)	(86,958)
Net Income	146,230	114,000
345 Franklin | NERA 50%
Other Income (Loss)
Proportionate share of net income (loss)	73,115
Hamilton 1025
Revenues
Rental Income	26,889	24,867
Total Revenues	26,889	24,867
Expenses
Administrative	700	921
Depreciation and Amortization	816	816
Management Fees	1,062	994
Operating	(212)	67
Renting	18
Taxes and Insurance	4,676	4,500
Total Expenses	7,060	7,298
Income Before Other Income (Expense)	19,829	17,569
Other Income (Loss)
Interest income	205
Total Other Income (Expense)	205
Net Income	20,034	17,569
Hamilton 1025 | NERA 50%
Other Income (Loss)
Proportionate share of net income (loss)	10,017
Hamilton Minuteman
Revenues
Rental Income	351,447	313,502
Total Revenues	351,447	313,502
Expenses
Administrative	6,934	3,875
Depreciation and Amortization	82,733	83,717
Management Fees	14,230	12,806
Operating	45,574	37,516
Renting	5,529	1,367
Repairs and Maintenance	29,285	20,934
Taxes and Insurance	39,168	35,358
Total Expenses	223,453	195,573
Income Before Other Income (Expense)	127,994	117,929
Other Income (Loss)
Interest expense	(59,151)	(58,750)
Interest income	2,483
Total Other Income (Expense)	(56,668)	(58,750)
Net Income	71,326	59,179
Hamilton Minuteman | NERA 50%
Other Income (Loss)
Proportionate share of net income (loss)	35,663
Hamilton on Main Apts
Revenues
Rental Income	1,008,232	924,814
Laundry and Sundry Income	12,664	13,167
Total Revenues	1,020,896	937,981
Expenses
Administrative	9,324	12,705
Depreciation and Amortization	261,252	264,509
Management Fees	40,191	37,196
Operating	134,402	128,942
Renting	27,586	11,946
Repairs and Maintenance	146,331	153,454
Taxes and Insurance	101,542	132,372
Total Expenses	720,628	741,124
Income Before Other Income (Expense)	300,268	196,857
Other Income (Loss)
Interest expense	(193,115)	(187,378)
Other Income	63,745
Interest income	12,850
Total Other Income (Expense)	(116,520)	(187,378)
Net Income	183,748	9,479
Hamilton on Main Apts | NERA 50%
Other Income (Loss)
Proportionate share of net income (loss)	91,874
Dexter Park
Revenues
Rental Income	4,348,009	3,997,298
Laundry and Sundry Income	45,430	36,000
Total Revenues	4,393,439	4,033,298
Expenses
Administrative	52,039	48,007
Depreciation and Amortization	913,751	905,747
Management Fees	91,881	81,609
Operating	438,302	376,999
Renting	32,392	40,623
Repairs and Maintenance	354,190	317,975
Taxes and Insurance	642,138	623,574
Total Expenses	2,524,693	2,394,534
Income Before Other Income (Expense)	1,868,746	1,638,764
Other Income (Loss)
Interest expense	(1,296,807)	(1,263,273)
Interest income	20,674
Total Other Income (Expense)	(1,276,133)	(1,263,273)
Net Income	592,613	375,491
Dexter Park | NERA 40%
Other Income (Loss)
Proportionate share of net income (loss)	$ 237,045	$ 150,196
NERA 50%
Other Income (Loss)
Ownership interest (as a percent)	50.00%	50.00%
NERA 40%
Other Income (Loss)
Ownership interest (as a percent)	40.00%	40.00%