PREPAID LAND USE RIGHTS - Additional Information (Detail)	3 Months Ended			3 Months Ended
	Mar. 31, 2013 USD ($)	Mar. 31, 2012 USD ($)	Mar. 31, 2013 CNY	Mar. 31, 2013 Land use rights USD ($)	Mar. 31, 2012 Land use rights USD ($)	Mar. 31, 2013 Land use rights Jiangsu Lihua Copper Industry Co., Ltd. USD ($)	Mar. 31, 2013 Land use rights Jiangsu Lihua Copper Industry Co., Ltd. CNY
Finite-Lived Intangible Assets [Line Items]
Land use rights, useful life	5 years			50 years
Amortization expense	$ 477	$ 169		$ 101,599	$ 101,135
Estimated expense of the prepaid land use rights , year one				405,376
Estimated expense of the prepaid land use rights , year two				405,376
Estimated expense of the prepaid land use rights , year three				405,376
Estimated expense of the prepaid land use rights , year four				405,376
Estimated expense of the prepaid land use rights , year five				405,376
Estimated expense of the prepaid land use rights , thereafter				405,376
Payments made to acquire land use rights						5,168,227	32,399,100
Unpaid amount of land use right	382,699		2,399,100
Land use right compensation paid to local communities	$ 5,787,433
Land allocated to the Company, certified	100
Land use right area certificate date	2011-11
Land allocated to company	180
Land allocated to the company, not certified	80