Leasing Activities - Additional Information (Detail) (USD $)	12 Months Ended
	Dec. 31, 2013 Restaurants	Dec. 31, 2012 Restaurants	Dec. 31, 2011 Restaurants
Leases [Abstract]
Number of properties leased	5	5	5
Number of lease years	35 years
Percentage of gross sales of the restaurants	12.00%
Leases expiration date	2021 to 2023
Minimum rentals due to partnership	$ 3,500
Combined unaudited sales	4,558,320	4,421,845	4,456,766
Combined unaudited net losses	$ 178,500	$ 170,321	$ 156,064
Number of restaurants operated	5