Investment in Joint Ventures (Components of Income from Discontinued Operations Recognized by Joint Ventures) (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Schedule of Equity Method Investments [Line Items]
Operating Income (Loss)	$ (411,768)	$ 369,164	$ 595,727
Gain on Sale	4,306,061	0	1,226,943
Total	3,894,293	369,164	1,822,670
Fund VIII-IX Associates
Schedule of Equity Method Investments [Line Items]
Operating Income (Loss)	(411,768)	369,164	487,293
Gain on Sale	4,306,061	0	0
Total	3,894,293	369,164	487,293
Fund IX-X-XI-REIT Associates
Schedule of Equity Method Investments [Line Items]
Operating Income (Loss)	0	0	108,434
Gain on Sale	0	0	1,226,943
Total	$ 0	$ 0	$ 1,335,377