Investment in Joint Ventures (Schedule of Financial Information for Joint Ventures) (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Equity Method Investment, Summarized Financial Information, Liabilities and Equity [Abstract]
Total Revenues	$ 0	$ 0	$ 0
Equity Method Investment, Summarized Financial Information, Income Statement [Abstract]
Income (Loss) From Continuing Operations	(38,384)	(27,758)	(49,792)
Income (Loss) From Discontinued Operations	3,894,293	369,164	1,822,670
Net Income (Loss)	3,855,909	341,406	1,772,878
Fund VIII-IX Associates
Equity Method Investment, Summarized Financial Information, Assets [Abstract]
Total Assets	0	9,456,156
Equity Method Investment, Summarized Financial Information, Liabilities and Equity [Abstract]
Total Liabilities	0	364,178
Total Equity	0	9,091,978
Total Revenues	0	0	0
Equity Method Investment, Summarized Financial Information, Income Statement [Abstract]
Income (Loss) From Continuing Operations	(38,384)	(27,758)	(25,124)
Income (Loss) From Discontinued Operations	3,894,293	369,164	487,293
Net Income (Loss)	3,855,909	341,406	462,169
Fund IX-X-XI-REIT Associates
Equity Method Investment, Summarized Financial Information, Liabilities and Equity [Abstract]
Total Revenues	0	0	0
Equity Method Investment, Summarized Financial Information, Income Statement [Abstract]
Income (Loss) From Continuing Operations	0	0	(24,668)
Income (Loss) From Discontinued Operations	0	0	1,335,377
Net Income (Loss)	$ 0	$ 0	$ 1,310,709