Real Estate Assets Business Combination, Proforma Income Statement (Details) (USD $)	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Net income (loss) allocated to unitholders									$ 17,414,885	$ 5,278,378	$ (1,106,742)
Unitholders' interest in net income (loss) per unit (basic and diluted)	$ 0.04	$ 0.08	$ 0.09	$ 0.19	$ 0.04	$ 0.06	$ 0	$ 0.03	$ 0.40	$ 0.14	$ (0.04)
Eagle Village, Arboretum and Maples on 97th [Member] [Member]
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Revenues									47,562,142	27,128,238	25,354,941
Net Income (loss)									17,715,489	4,428,949	(2,078,012)
Net income (loss) allocated to unitholders									$ 17,415,449	$ 5,260,661	$ (941,676)
Unitholders' interest in net income (loss) per unit (basic and diluted)									$ 0.40	$ 0.14	$ (0.03)