Loan from Third Parties - Additional Information (Detail)	9 Months Ended				0 Months Ended		9 Months Ended
	Sep. 30, 2013 USD ($)	Sep. 30, 2012 USD ($)	Sep. 30, 2013 Xu Yaling	Sep. 30, 2013 Lishu Xinda Goods Trading Company	Oct. 14, 2012 Dalian Jinhan Development Company USD ($)	Oct. 14, 2012 Dalian Jinhan Development Company CNY	Sep. 30, 2013 Dalian Jinhan Development Company	Sep. 30, 2013 Dalian Jiahui Advertising Company
Debt Disclosure [Line Items]
Proceeds from short term loans	$ 33,718,535	$ 3,283,865			$ 1,629,620	10,000,000
Bank notes annual interest rate			6.00%	6.00%	6.00%	6.00%	6.00%	6.00%
Debt instrument, Interest rate, Stated percentage rate range, Minimum	4.00%
Debt instrument, Interest rate, Stated percentage rate range, Maximum	6.00%
Debt instrument, maturity date			Apr. 30, 2013	May 31, 2013	Oct. 24, 2013	Oct. 24, 2013	Oct. 24, 2013	May 31, 2013