Statements of Partners' Capital (USD $)	Total	Class A Limited Partners	Class B Limited Partners	General Partners
Partners' Capital, beginning of period at Dec. 31, 2011	$ 6,726,893	$ 6,725,852	$ 0	$ 1,041
Limited Partners' Capital Account, Units Outstanding, beginning of period at Dec. 31, 2011		2,949,979	253,287
Increase (Decrease) in Partners' Capital [Roll Forward]
Net income (loss)	(2,148)	(2,127)	0	(21)
Partners' Capital, end of period at Dec. 31, 2012	6,724,745	6,723,725	0	1,020
Limited Partners' Capital Account, Units Outstanding, end of period at Dec. 31, 2012		2,949,979	253,287
Increase (Decrease) in Partners' Capital [Roll Forward]
Net income (loss)	809,219	(82,607)	892,846	(1,020)
Partners' Capital, end of period at Sep. 30, 2013	$ 7,533,964	$ 6,641,118	$ 892,846	$ 0
Limited Partners' Capital Account, Units Outstanding, end of period at Sep. 30, 2013		2,949,979	253,287