Fair Value Measurements and Disclosures (Tables)

12 Months Ended

Dec. 31, 2012

Fair Value Measurements and Disclosures [Abstract]

Summary of assets and liabilities measured at fair value on a recurring basis

The Partnership's assets and liabilities measured at fair value on a recurring basis are summarized in the following tables by the type of inputs applicable to the fair value measurements.

LV

Assets	Unadjusted Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable  Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Total
December 31, 2012	$		$		$		$
Investment in TT II, LLC		—		12,246,448		—		12,246,448
Investment in WNT I, LLC		—		7,072,401		—		7,072,401
Investment in Chesapeake I, LLC		—		4,408,930		—		4,408,930
Investment in Rotella I, LLC		—		3,383,788		—		3,383,788
Investment in Kaiser I, LLC		—		3,186,918		—		3,186,918
Investment in Augustus I, LLC		—		2,433,314		—		2,433,314
Investment in GLC I, LLC		—		2,359,140		—		2,359,140
December 31, 2011
Investment in TT II, LLC		—		14,111,867		—		14,111,867
Investment in Kaiser I, LLC		—		10,573,213		—		10,573,213
Investment in WNT I, LLC		—		8,959,457		—		8,959,457
Investment in Augustus I, LLC		—		5,112,295		—		5,112,295
Investment in Rotella I, LLC		—		5,082,011		—		5,082,011
Investment in Chesapeake I, LLC		—		4,910,449		—		4,910,449
Investment in GLC I, LLC		—		3,942,919		—		3,942,919