Supervisory Services - Additional Information (Detail) (USD $)	9 Months Ended			3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Dec. 31, 2011	Sep. 30, 2012 Professional Fees	Sep. 30, 2011 Professional Fees	Sep. 30, 2012 Professional Fees	Sep. 30, 2011 Professional Fees
Related Party Transaction [Line Items]
Basic fee payable at rate per annum	$ 40,000
Basic fee payable at rate per month	3,333
Increase in Basic Payment plus annual CPI adjustment	102,000
Minimum monthly payment for supervisory services	2,333
Additional monthly payment for supervisory services out of Primary Overage rent payment	1,000
Additional Payment to Supervisor based on annual distributions to Participants	10.00%
Participants required rate of return on cash investment for Additional Payment	15.00%
Participants original cash investment	3,600,000
Accrued supervisory fees related party	0		20,000
Due from Supervisor, a related party	60,000		60,000
Due to Supervisor, a related party	322,718		153,445
Supervisory fees	94,648	377,170
Remuneration paid by registrants	0	0
Extra or special benefit received by members		284,745
Professional fees, including amounts to a related party				43,518	15,144	81,120	40,977
Due from Supervisor, a related party	$ 60,000		$ 60,000