MORTGAGE NOTES PAYABLE (Details) (USD $)	6 Months Ended			1 Months Ended			1 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012 Mortgages payable	Jul. 31, 2011 Mortgages payable Battle Green Apartments	Jun. 30, 2012 Mortgages payable Battle Green Apartments	Jul. 27, 2011 Mortgages payable Battle Green Apartments	Jul. 31, 2011 Mortgages payable Battle Green Apartments Harold Brown	Jun. 30, 2011 Mortgages payable Battle Green Apartments Harold Brown	Jun. 02, 2011 Mortgages payable Battle Green Apartments Harold Brown	Jun. 30, 2012 Mortgages payable Minimum	Jun. 30, 2012 Mortgages payable Weighted average
MORTGAGE NOTES PAYABLE
Interest rate (as a percent)					4.95%				6.00%	4.25%	5.53%
Amount of installments including principal			$ 742,000
Effective interest rate (as a percent)			5.62%		5.07%
Annual maturities of mortgage debt
2013-current maturities	19,936,000		19,936,000
2014	29,506,000		29,506,000
2015	9,152,000		9,152,000
2016	189,000		189,000
2017	199,000		199,000
Thereafter	79,629,000		79,629,000
Total	138,611,000		138,611,000
Additional disclosures related to mortgages
Repayment of debt				3,998,573
Borrowings				5,000,000				3,998,573
Amortization period of debt				30 years
Deferred financing cost associated with mortgage						100,000
Amount returned to partnership						1,000,000
Interest paid	$ 3,900,000	$ 3,976,000					$ 38,123