Distributions - Additional Information (Detail) (USD $)	1 Months Ended	3 Months Ended
	Feb. 28, 2013	Mar. 31, 2013
Cash Distributions [Line Items]
Total cash distributions declared and paid	$ 174,144
Distribution to the limited partners, declaration date		Apr. 29, 2013
Distribution to the limited partners, amount approved		149,686
Distribution to the limited partners, per unit amount declared		$ 17.10
Distribution to the limited partners, distribution date		May 09, 2013
Distribution to General Partner		$ 1,512
General Partner, partnership interest percentage		1.00%
Distribution to General Partner, distribution date		May 31, 2013