Condensed Statements of Operations (Unaudited) (Parenthetical) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Condensed Statements of Operations [Abstract]
Stated amount per participation unit	$ 5,000	$ 5,000	$ 5,000	$ 5,000
Participation units outstanding	720	720	720	720