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RELATED PARTY TRANSACTIONS (Details) (USD $)	3 Months Ended		12 Months Ended				3 Months Ended				12 Months Ended	3 Months Ended						0 Months Ended					1 Months Ended		3 Months Ended		12 Months Ended
	Mar. 31, 2013 item	Mar. 31, 2012	Dec. 31, 2012	Jun. 30, 2012	Mar. 31, 2013 Limited Partnerships Minimum	Mar. 31, 2013 Limited Partnerships Maximum	Mar. 31, 2013 General Partner or Management Company	Mar. 31, 2012 General Partner or Management Company	Mar. 31, 2013 Management Company item	Mar. 31, 2012 Management Company	Dec. 31, 2012 Management Company	Mar. 31, 2013 Hamilton Company	Mar. 31, 2013 Dexter Park	Mar. 31, 2013 President of Management Company	Mar. 31, 2012 President of Management Company	Mar. 31, 2013 Harold Brown Minimum	Mar. 31, 2013 Harold Brown Maximum	Dec. 15, 2011 HBC Holdings, LLC	Oct. 01, 2011 HBC Holdings, LLC	Aug. 01, 2011 HBC Holdings, LLC	Aug. 17, 2010 HBC Holdings, LLC	Oct. 28, 2009 HBC Holdings, LLC	Apr. 30, 2012 HBC Holdings, LLC	Feb. 29, 2012 HBC Holdings, LLC	Mar. 31, 2012 HBC Holdings, LLC	Dec. 31, 2010 HBC Holdings, LLC	Dec. 31, 2012 HBC Holdings, LLC	Dec. 31, 2011 HBC Holdings, LLC
RELATED PARTY TRANSACTIONS
Management fee as percentage of gross receipts rental revenue	4.00%											4.00%	2.00%
Management fee as a percentage of gross receipts rental revenue and laundry income	3.00%
Management fees of related party	$ 374,000	$ 352,000
Costs related to professional services							214,000	153,000
Repairs and maintenance	1,081,279	1,052,344					88,000					28,000
Administrative expense	452,619	485,493					88,000					11,000
Expenses for construction, architectural services and supervision of capital projects							38,000					2,000
Amount paid to related party												186,000
Management fee	369,252	347,181										145,000
Reimbursement to related party for payroll transfers									752,000	657,000
Employer contributions in 401K plan	0		0
Number of accounting staff of related party providing bookkeeping and accounting functions									14
Fees for accounting and bookkeeping services									31,250		125,000
Quarterly fee for asset management consulting services														18,750	18,750
Number of limited partnerships and limited liability companies in which the entity has invested	9
Percentage of ownership interest					40.00%	50.00%										43.20%	57.00%
Number of employees having ownership interest									6
Borrowings																						7,168,000
Interest rate (as a percent)																						6.00%
Term of mortgage loan																						4 years
Notice period demanding early payment																						6 months
Principal paydown of debt upon notice																					2,500,000
Repayment of loan																							918,600			2,500,000
Amount of principal payment																		1,000,000	1,000,000	1,000,000				750,000
Outstanding amount of mortgage loan	133,867,404		138,055,522	139,691,783																								1,668,600
Interest paid	$ 1,869,000	$ 1,961,000																							$ 18,807		$ 18,960

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