PREPAID LAND USE RIGHTS - Additional Information (Detail)	3 Months Ended		9 Months Ended			3 Months Ended		9 Months Ended
	Sep. 30, 2012 USD ($)	Sep. 30, 2011 USD ($)	Sep. 30, 2012 USD ($) Entity	Sep. 30, 2011 USD ($)	Sep. 30, 2012 CNY	Sep. 30, 2012 Land use rights USD ($) mu	Sep. 30, 2011 Land use rights USD ($)	Sep. 30, 2012 Land use rights USD ($) mu	Sep. 30, 2011 Land use rights USD ($)	Sep. 30, 2012 Land use rights Jiangsu Lihua Copper Industry Co., Ltd. USD ($)	Sep. 30, 2012 Land use rights Jiangsu Lihua Copper Industry Co., Ltd. CNY
Finite-Lived Intangible Assets [Line Items]
Land use rights, useful life								50 years
Amortization expense		$ 875	$ 170	$ 2,711		$ 100,673	$ 99,483	$ 302,940	$ 294,524
Estimated expense of the prepaid land use rights , year one						402,472		402,472
Estimated expense of the prepaid land use rights , year two						402,472		402,472
Estimated expense of the prepaid land use rights , year three						402,472		402,472
Estimated expense of the prepaid land use rights , year four						402,472		402,472
Estimated expense of the prepaid land use rights , year five						402,472		402,472
Estimated expense of the prepaid land use rights , thereafter						402,472		402,472
Payments made to acquire land use rights										5,109,462	32,399,100
Unpaid amount of land use right	378,347		378,347		2,399,100
Land use right compensation paid to local communities			$ 5,721,627
Land allocated to the Company, certified			100
Land use right area certificate date			2011-11
Land allocated to the Company						180		180
Land allocated to the Company, not certified			80