Statements of Partners' Capital (USD $)	Total	ClassA Limited Partners [Member]	Class B Limited Partners [Member]	General Partner [Member]
Partners' Capital, beginning of period at Dec. 31, 2010	$ 10,345,803	$ 10,256,394	$ 89,409	$ 0
Limited Partners' Capital Account, Units Outstanding, beginning of period at Dec. 31, 2010		3,263,890	236,110
Increase (Decrease) in Partners' Capital [Roll Forward]
Net Income (Loss)	553,476	475,159	77,430	887
Partners' Capital, end of period at Dec. 31, 2011	10,899,279	10,731,553	166,839	887
Limited Partners' Capital Account, Units Outstanding, end of period at Dec. 31, 2011		3,263,890	236,110
Increase (Decrease) in Partners' Capital [Roll Forward]
Partners Capital Account Units Converted Class B		10,000	(10,000)
Partners' Capital Account, Class B Conversions		7,066	(7,066)
Net Income (Loss)	21,656	79,177	(57,738)	217
Partners' Capital, end of period at Mar. 31, 2012	$ 10,920,935	$ 10,817,796	$ 102,035	$ 1,104
Limited Partners' Capital Account, Units Outstanding, end of period at Mar. 31, 2012		3,273,890	226,110