INVESTMENT IN UNCONSOLIDATED JOINT VENTURES (Income) (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Aug. 23, 2023	Dec. 31, 2022	May 31, 2018
Revenues
Rental Income	$ 18,804,320	$ 16,974,515	$ 54,338,011	$ 50,260,258
Laundry and Sundry Income	157,322	103,868	416,354	330,461
Total Revenues	18,961,642	17,078,383	54,754,365	50,590,719
Expenses
Administrative	642,907	696,656	2,247,729	2,028,319
Depreciation and Amortization	4,426,701	4,114,913	12,234,394	12,212,278
Management Fees	810,436	683,999	2,173,272	2,029,453
Operating	1,610,342	1,410,843	5,865,371	5,609,302
Renting	391,093	181,574	827,112	501,906
Repairs and Maintenance	3,611,652	3,126,953	9,853,498	8,381,339
Taxes and Insurance	2,569,250	2,302,648	7,463,651	6,879,455
Total Expenses	14,062,381	12,517,586	40,665,027	37,642,052
Income Before Other Income (Expense)	4,899,261	4,560,797	14,089,338	12,948,667
Other Income (Loss)
Interest expense	(3,956,181)	(3,982,445)	(11,781,285)	(11,060,794)
Other income (expenses)		(39,994)		(874,526)
Total Other Income (Expense)	(2,724,035)	(3,565,573)	(7,934,770)	(11,368,042)
Net Income	2,175,226	995,224	6,154,568	1,580,625
Mortgage Notes Payable	409,253,129		409,253,129			$ 410,966,199
Investment Properties
Revenues
Rental Income	6,363,512	6,029,010	18,768,869	17,255,169
Laundry and Sundry Income	63,217	36,557	104,955	109,285
Total Revenues	6,426,729	6,065,567	18,873,824	17,364,454
Expenses
Administrative	108,968	90,892	297,486	273,720
Depreciation and Amortization	1,487,555	1,513,629	4,421,628	4,504,686
Management Fees	180,030	167,498	513,932	490,999
Operating	532,720	451,350	1,686,716	1,457,229
Renting	90,479	49,202	233,409	185,741
Repairs and Maintenance	923,701	925,670	2,358,054	2,231,091
Taxes and Insurance	989,164	937,128	2,868,638	2,755,975
Total Expenses	4,312,617	4,135,369	12,379,863	11,899,441
Income Before Other Income (Expense)	2,114,112	1,930,198	6,493,961	5,465,013
Other Income (Loss)
Interest expense	(1,789,373)	(1,736,627)	(5,362,604)	(5,083,912)
Total Other Income (Expense)	(1,789,373)	(1,736,627)	(5,362,604)	(5,083,912)
Net Income	324,739	193,571	1,131,357	381,101
Proportionate share of net income (loss)	148,723	93,516	496,092	203,867
Mortgage Notes Payable	166,000,690	166,119,958	166,000,690	166,119,958
Investment Properties | NERA 50%
Other Income (Loss)
Proportionate share of net income (loss)	94,145	80,451	217,739	257,136
Investment Properties | NERA 40%
Other Income (Loss)
Proportionate share of net income (loss)	54,578	13,065	278,353	(53,269)
Hamilton Essex 81
Revenues
Rental Income	450,353	433,819	1,305,180	1,194,570
Laundry and Sundry Income	2,418	4,445	807	9,839
Total Revenues	452,771	438,264	1,305,987	1,204,409
Expenses
Administrative	4,426	5,640	14,957	14,512
Depreciation and Amortization	117,886	119,789	352,019	358,568
Management Fees	18,730	21,620	52,475	58,716
Operating	78,368	49,866	228,886	169,086
Renting	24,988	9,759	55,933	23,823
Repairs and Maintenance	44,602	62,158	140,557	132,026
Taxes and Insurance	69,964	66,313	211,209	199,415
Total Expenses	358,964	335,145	1,056,036	956,146
Income Before Other Income (Expense)	93,807	103,119	249,951	248,263
Other Income (Loss)
Interest expense	(194,683)	(116,185)	(553,535)	(257,574)
Total Other Income (Expense)	(194,683)	(116,185)	(553,535)	(257,574)
Net Income	(100,876)	(13,066)	(303,584)	(9,311)
Mortgage Notes Payable	9,972,422	9,958,633	9,972,422	9,958,633
Hamilton Essex 81 | NERA 50%
Other Income (Loss)
Proportionate share of net income (loss)	(50,439)	(6,534)	(151,792)	(4,656)
Hamilton Essex Development
Revenues
Rental Income	60,471	60,471	181,413	235,842
Total Revenues	60,471	60,471	181,413	235,842
Expenses
Administrative	778	4,250	2,278	5,798
Depreciation and Amortization	2,927	2,927	8,782	8,782
Management Fees	2,416	2,353	7,183	9,879
Repairs and Maintenance				3,180
Taxes and Insurance	15,438	15,566	46,119	47,074
Total Expenses	21,559	25,096	64,362	74,713
Income Before Other Income (Expense)	38,912	35,375	117,051	161,129
Other Income (Loss)
Net Income	38,912	35,375	117,051	161,129
Hamilton Essex Development | NERA 50%
Other Income (Loss)
Proportionate share of net income (loss)	19,456	17,688	58,527	80,565
345 Franklin
Revenues
Rental Income	431,453	392,851	1,265,519	1,107,677
Laundry and Sundry Income	168		115	120
Total Revenues	431,621	392,851	1,265,634	1,107,797
Expenses
Administrative	10,574	6,060	23,617	26,052
Depreciation and Amortization	86,878	86,776	259,744	259,967
Management Fees	16,856	15,610	49,489	43,719
Operating	13,741	18,186	70,775	54,901
Renting	16,641	10,650	34,840	27,857
Repairs and Maintenance	64,889	41,565	127,427	125,323
Taxes and Insurance	48,988	44,269	143,274	131,736
Total Expenses	258,567	223,116	709,166	669,555
Income Before Other Income (Expense)	173,054	169,735	556,468	438,242
Other Income (Loss)
Interest expense	(85,476)	(86,694)	(258,949)	(263,093)
Total Other Income (Expense)	(85,476)	(86,694)	(258,949)	(263,093)
Net Income	87,578	83,041	297,519	175,149
Mortgage Notes Payable	8,509,683	8,731,598	8,509,683	8,731,598
345 Franklin | NERA 50%
Other Income (Loss)
Proportionate share of net income (loss)	43,789	41,520	148,760	87,575
Hamilton 1025
Revenues
Rental Income	24,255	27,813	73,989	77,935
Total Revenues	24,255	27,813	73,989	77,935
Expenses
Administrative	729	793	2,600	2,142
Depreciation and Amortization	816	816	2,448	2,448
Management Fees	1,011	1,112	3,000	3,166
Operating	75		218	1,219
Operating		54
Taxes and Insurance	4,333	4,448	13,037	13,567
Total Expenses	6,964	7,223	21,303	22,542
Income Before Other Income (Expense)	17,291	20,590	52,686	55,393
Other Income (Loss)
Net Income	17,291	20,590	52,686	55,393
Hamilton 1025 | NERA 50%
Other Income (Loss)
Proportionate share of net income (loss)	8,645	10,295	26,343	27,697
Hamilton Minuteman
Revenues
Rental Income	338,729	300,345	977,459	899,186
Laundry and Sundry Income				472
Total Revenues	338,729	300,345	977,459	899,658
Expenses
Administrative	3,140	3,542	12,622	9,297
Depreciation and Amortization	85,184	84,966	253,492	253,369
Management Fees	13,606	12,438	39,269	35,967
Operating	25,399	20,336	93,771	95,538
Renting	4,023	1,974	5,596	8,988
Repairs and Maintenance	32,802	37,999	77,035	82,989
Taxes and Insurance	38,211	38,546	108,611	114,224
Total Expenses	202,365	199,801	590,396	600,372
Income Before Other Income (Expense)	136,364	100,544	387,063	299,286
Other Income (Loss)
Interest expense	(59,586)	(59,000)	(177,694)	(177,129)
Total Other Income (Expense)	(59,586)	(59,000)	(177,694)	(177,129)
Net Income	76,778	41,544	209,369	122,157
Mortgage Notes Payable	5,934,873	5,926,689	5,934,873	5,926,689
Hamilton Minuteman | NERA 50%
Other Income (Loss)
Proportionate share of net income (loss)	38,390	20,771	104,685	61,078
Hamilton on Main Apts
Revenues
Rental Income	986,514	919,313	2,877,609	2,725,431
Laundry and Sundry Income	16,329	8,252	11,298	25,402
Total Revenues	1,002,843	927,565	2,888,907	2,750,833
Expenses
Administrative	20,469	16,448	59,441	52,028
Depreciation and Amortization	266,962	270,802	796,968	808,116
Management Fees	39,514	36,098	113,643	108,615
Operating	105,437	90,931	329,701	282,757
Renting	14,099	14,264	38,553	39,844
Repairs and Maintenance	163,163	188,269	499,894	494,223
Taxes and Insurance	132,214	125,879	395,153	387,242
Total Expenses	741,858	742,691	2,233,353	2,172,825
Income Before Other Income (Expense)	260,985	184,874	655,554	578,008
Other Income (Loss)
Interest expense	(192,376)	(191,453)	(593,120)	(568,251)
Total Other Income (Expense)	(192,376)	(191,453)	(593,120)	(568,251)
Net Income	68,609	(6,579)	62,434	9,757
Mortgage Notes Payable	16,885,286	16,869,235	16,885,286	16,869,235
Hamilton on Main Apts | NERA 50%
Other Income (Loss)
Proportionate share of net income (loss)	34,305	(3,289)	31,217	4,879
Dexter Park
Revenues
Rental Income	4,071,737	3,894,398	12,087,700	11,014,528
Laundry and Sundry Income	44,302	23,860	92,735	73,452
Total Revenues	4,116,039	3,918,258	12,180,435	11,087,980
Expenses
Administrative	68,852	54,159	181,971	163,891
Depreciation and Amortization	926,902	947,553	2,748,175	2,813,436
Management Fees	87,897	78,267	248,873	230,937
Operating	309,700	271,977	963,365	853,728
Renting	30,728	12,555	98,487	85,229
Repairs and Maintenance	618,245	595,679	1,513,141	1,393,350
Taxes and Insurance	680,016	642,107	1,951,235	1,862,717
Total Expenses	2,722,340	2,602,297	7,705,247	7,403,288
Income Before Other Income (Expense)	1,393,699	1,315,961	4,475,188	3,684,692
Other Income (Loss)
Interest expense	(1,257,252)	(1,283,295)	(3,779,306)	(3,817,865)
Total Other Income (Expense)	(1,257,252)	(1,283,295)	(3,779,306)	(3,817,865)
Net Income	136,447	32,666	695,882	(133,173)
Mortgage Notes Payable	124,698,426	124,633,803	124,698,426	124,633,803			$ 82,000,000
Dexter Park | NERA 40%
Other Income (Loss)
Proportionate share of net income (loss)	$ 54,578	$ 13,065	$ 278,353	$ (53,269)
NERA 50%
Other Income (Loss)
Ownership interest (as a percent)	50.00%	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%