Land Use Rights (Detail) (USD $)	9 Months Ended
	Sep. 30, 2013 sqm
Finite-Lived Intangible Assets [Line Items]
Land use rights	$ 5,209,375
Nanhui Village, Shipu Town, Zhejiang Province
Finite-Lived Intangible Assets [Line Items]
Land Size	8,906.90
Land use rights	467,864
Land use rights terms, start date	Apr. 01, 2004
Land use rights terms, end date	May 12, 2047
Development Zone, Donggang, Liaoning Province
Finite-Lived Intangible Assets [Line Items]
Land Size	21,994.80
Land use rights	2,449,319
Land use rights terms, start date	Jul. 16, 2008
Land use rights terms, end date	May 15, 2058
Mashan Village, Chengshan Town, Shandong Province
Finite-Lived Intangible Assets [Line Items]
Land Size	3,659.57
Land use rights	623,649
Land use rights terms	Government assignment
Linzi borough, Linzi City, Shandong Province
Finite-Lived Intangible Assets [Line Items]
Land Size	15,130.70
Land use rights	121,667
Land use rights terms	Government assignment
Linzi District Qincheng Town, Shangdong Province
Finite-Lived Intangible Assets [Line Items]
Land Size	14,994.9
Land use rights	960,213
Land use rights terms	Expires on October 31, 2062
Pingwang Town Suzhou City, Jiangsu Province
Finite-Lived Intangible Assets [Line Items]
Land Size	9,624.30
Land use rights	$ 586,663
Land use rights terms, start date	Sep. 01, 2011
Land use rights terms, end date	Jan. 30, 2055