Short Term Bank Borrowings - Additional Information (Detail)					1 Months Ended		3 Months Ended	0 Months Ended		1 Months Ended
	Sep. 25, 2013 Citic Bank Dalian Fusheng USD ($)	Sep. 25, 2013 Citic Bank Dalian Fusheng CNY	Sep. 25, 2013 Citic Bank Dalian Xingyuan USD ($)	Sep. 25, 2013 Citic Bank Dalian Xingyuan CNY	Feb. 28, 2013 Huaxia Bank	May 31, 2013 Pingan Bank	Jun. 30, 2013 Pingan Bank	Feb. 04, 2013 Bohai Bank Dalian Fusheng USD ($)	Feb. 04, 2013 Bohai Bank Dalian Fusheng CNY	Mar. 25, 2013 Fuxin Bank Dalian Xingyuan USD ($)	Mar. 25, 2013 Fuxin Bank Dalian Xingyuan CNY
Maximum borrowing capacity	$ 6,518,480	40,000,000	$ 8,148,100	50,000,000				$ 4,888,860	30,000,000	$ 8,148,101	50,000,000
Debt instrument, interest rate, stated percentage	7.50%	7.50%	7.50%	7.50%				6.30%	6.30%	6.50%	6.50%
Debt instrument, Maturity date, Description					A loan with Huaxia Bank was fully repaid upon maturity in February 2013	A loan with Pingan Bank was fully repaid upon maturity in May 2013;	Loans with Pingan Bank were fully repaid upon maturity during second quarter of 2013
Percentage of periodic payment of short term debt								5.00%	5.00%	30.00%	30.00%