Statements of Operations (USD $)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Equity in Income (Loss) of Joint Ventures	$ 720,494	$ (185,621)	$ 146,803
Interest and Other Income	11,041	2,887	3,021
General and Administrative Expenses	178,059	211,222	188,022
Net Income (Loss)	553,476	(393,956)	(38,198)
ClassA Limited Partners [Member]
Net Income (Loss)	475,159	(483,365)	(37,795)
Net Income (Loss) Allocated to:
Limited Partners	475,159	(483,365)	(37,795)
Net Income (Loss) per Weighted-Average Limited Partner Unit:
Net Income (Loss) per Weighted-Average Limited Partner Unit	$ 0.15	$ (0.15)	$ (0.01)
Weighted-Average Limited Partner Units Outstanding:
Weighted-Average Limited Partner Units Outstanding	3,263,890	3,263,890	3,263,890
Class B Limited Partners [Member]
Net Income (Loss)	77,430	89,409	0
Net Income (Loss) Allocated to:
Limited Partners	77,430	89,409	0
Net Income (Loss) per Weighted-Average Limited Partner Unit:
Net Income (Loss) per Weighted-Average Limited Partner Unit	$ 0.33	$ 0.38	$ 0.00
Weighted-Average Limited Partner Units Outstanding:
Weighted-Average Limited Partner Units Outstanding	236,110	236,110	236,110
General Partner [Member]
Net Income (Loss)	887	0	(403)
Net Income (Loss) Allocated to:
General Partners	$ 887	$ 0	$ (403)