INVESTMENT IN UNCONSOLIDATED JOINT VENTURES (Details 3) (USD $)	3 Months Ended													3 Months Ended					3 Months Ended									3 Months Ended					3 Months Ended					3 Months Ended					3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014 Hamilton Essex 81	Mar. 31, 2013 Hamilton Essex 81	Mar. 31, 2014 Hamilton Essex 81 NERA 50%	Mar. 31, 2013 Hamilton Essex 81 NERA 50%	Mar. 31, 2014 Hamilton Essex Development	Mar. 31, 2013 Hamilton Essex Development	Mar. 31, 2014 Hamilton Essex Development NERA 50%	Mar. 31, 2013 Hamilton Essex Development NERA 50%	Mar. 31, 2014 345 Franklin	Mar. 31, 2013 345 Franklin	Nov. 30, 2001 345 Franklin	Mar. 31, 2014 345 Franklin NERA 50%	Mar. 31, 2013 345 Franklin NERA 50%	Mar. 31, 2014 Hamilton 1025	Mar. 31, 2013 Hamilton 1025	Mar. 02, 2005 Hamilton 1025	Mar. 31, 2014 Hamilton 1025 NERA 50%	Mar. 31, 2013 Hamilton 1025 NERA 50%	Mar. 31, 2014 Hamilton Bay Sales	Mar. 31, 2013 Hamilton Bay Sales	Mar. 31, 2014 Hamilton Bay Sales NERA 50%	Mar. 31, 2013 Hamilton Bay Sales NERA 50%	Mar. 31, 2014 Hamilton Bay Apartments	Mar. 31, 2013 Hamilton Bay Apartments	Oct. 03, 2005 Hamilton Bay Apartments	Mar. 31, 2014 Hamilton Bay Apartments NERA 50%	Mar. 31, 2013 Hamilton Bay Apartments NERA 50%	Mar. 31, 2014 Hamilton Minuteman	Mar. 31, 2013 Hamilton Minuteman	Sep. 30, 2004 Hamilton Minuteman	Mar. 31, 2014 Hamilton Minuteman NERA 50%	Mar. 31, 2013 Hamilton Minuteman NERA 50%	Mar. 31, 2014 Hamilton on Main	Mar. 31, 2013 Hamilton on Main	Aug. 31, 2004 Hamilton on Main	Mar. 31, 2014 Hamilton on Main NERA 50%	Mar. 31, 2013 Hamilton on Main NERA 50%	Mar. 31, 2014 Dexter Park	Mar. 31, 2013 Dexter Park	Oct. 28, 2009 Dexter Park	Mar. 31, 2014 Dexter Park NERA 40%	Mar. 31, 2013 Dexter Park NERA 40%	Mar. 31, 2014 Total	Mar. 31, 2013 Total	Mar. 31, 2014 Total NERA 50%	Mar. 31, 2013 Total NERA 50%	Mar. 31, 2014 Total NERA 40%	Mar. 31, 2013 Total NERA 40%
Revenues
Rental income	$ 10,514,719	$ 8,924,007	$ 328,770	$ 328,455			$ 73,236	$ 71,896			$ 327,740	$ 304,290				$ 231,187	$ 220,217				$ 62,798	$ 59,608			$ 238,891	$ 219,281				$ 223,942	$ 215,857				$ 717,680	$ 676,946				$ 3,357,055	$ 3,160,009				$ 5,561,299	$ 5,561,299
Laundry and sundry income	103,209	95,686	3,920	3,846							(423)	645																		169	211				9,456	9,771				25,380	21,432				38,501	35,905
Total Revenues	10,617,928	9,019,693	332,690	332,301			73,236	71,896			327,317	304,935				231,187	220,217				62,798	59,608			238,891	219,281				224,111	216,068				727,136	686,717				3,382,434	3,181,441				5,599,800	5,292,464
Expenses
Administrative	530,567	452,619	3,178	3,854			317	317			6,823	5,732				1,968	1,681				705	773			4,845	3,881				3,003	423				9,485	8,639				54,543	46,878				84,868	72,178
Depreciation and amortization	2,724,180	1,454,131	107,903	105,572			2,822	2,244			99,725	105,684				60,152	60,087				19,175	21,063			79,314	76,798				79,402	78,708				236,015	244,534				1,345,463	1,438,457				2,029,971	2,133,147
Management fees			13,275	12,252			2,929	2,876			13,666	13,075				9,231	8,959				2,384	2,338			9,460	8,464				9,310	8,537				28,263	29,041				71,898	65,010				160,417	150,552
Operating	1,681,934	1,432,175	44,972	35,066							24,823	25,853				160	260				251	1,579			459	422				32,854	23,211				142,160	113,996				488,785	328,825				734,463	529,212
Renting	36,856	29,851	117	9,350							3,443	1,766				5,753	703				753				3,492	405				2,466	2,338				6,829	1,312				18,590	11,555				41,441	27,429
Repairs and maintenance	1,211,254	1,081,279	32,278	22,243				550			12,337	13,586				80,443	76,109				23,824	22,770			73,437	74,913				16,887	10,096				90,518	85,905				196,494	181,585				526,219	487,757
Taxes and insurance	1,441,123	1,160,930	58,284	55,882			13,569	12,199			29,644	28,186				40,604	38,750				11,899	10,230			40,759	35,679				29,572	30,866				95,639	84,817				381,185	396,213				701,154	692,822
Total Expenses	8,053,306	5,980,237	260,008	244,219			19,638	18,186			190,461	193,882				198,311	186,549				58,990	58,753			211,766	200,562				173,493	154,179				608,908	568,244				2,556,958	2,468,523				4,278,532	4,093,097
Income Before Other Income and Discontinued Operations	2,564,622	3,039,456	72,682	88,082			53,598	53,710			136,856	111,053				32,876	33,668				3,808	855			27,125	18,719				50,619	61,889				118,227	118,473				825,476	712,918				1,321,267	1,199,367
Other Income (loss)
Interest expense	(2,386,167)	(1,841,069)	(119,368)	(121,155)			(13,919)	(14,598)			(97,753)	(118,942)				(69,560)	(70,483)				(195)	(24,182)			(65,465)	(66,267)				(76,500)	(77,462)				(200,379)	(203,954)				(1,227,695)	(1,243,258)				(1,870,833)	(1,940,301)
Interest Income	183	364										12				4	1					45																							4	58
Interest Income from Note																					334	1,096																							334	1,096
Gain on Sale of Real Estate																					52,283																								52,283
Total Other Income (loss)	(2,594,236)	(2,157,562)	(119,368)	(121,155)			(13,919)	(14,598)			(97,753)	(118,930)				(69,555)	(70,482)				52,422	(23,041)			(65,465)	(66,267)				(76,500)	(77,462)				(200,379)	(203,954)				(1,227,695)	(1,243,258)				(1,818,212)	(1,939,147)
Net Income (Loss)	(29,614)	901,625	(46,687)	(33,073)			39,679	39,112			39,104	(7,877)				(36,679)	(36,814)				56,230	(22,186)			(38,340)	(47,548)				(25,881)	(15,573)				(82,152)	(85,481)				(402,219)	(530,340)				(496,945)	(739,780)
Proportionate share of net loss					$ (23,343)	$ (16,537)			$ 19,840	$ 19,556				$ 19,552	$ (3,939)				$ (18,340)	$ (18,407)			$ 28,115	$ (11,093)				$ (19,170)	$ (23,774)				$ (12,941)	$ (7,787)				$ (41,076)	$ (42,741)				$ (160,888)	$ (212,136)	$ (208,250)	$ (316,856)	$ (47,363)	$ (104,720)	$ (160,888)	$ (212,136)
Percentage of ownership interest					50.00%	50.00%			50.00%	50.00%			50.00%	50.00%	50.00%			50.00%	50.00%	50.00%			50.00%	50.00%			50.00%	50.00%	50.00%			50.00%	50.00%	50.00%			50.00%	50.00%	50.00%			40.00%	40.00%	40.00%