INCOME TAXES - Additional Information (Detail)	12 Months Ended			36 Months Ended		24 Months Ended	12 Months Ended
	Dec. 31, 2012 USD ($)	Dec. 31, 2012 CNY	Dec. 31, 2011 USD ($)	Dec. 31, 2012 Danyang Lihua Electron Co., Ltd.	Dec. 31, 2012 Jiangsu Lihua Copper Industry Co., Ltd.	Dec. 31, 2012 Subsidiaries	Dec. 31, 2012 CHINA	Dec. 31, 2011 CHINA	Dec. 31, 2010 CHINA
Income Taxes [Line Items]
Enterprise income tax rate				25.00%	25.00%		10.00%	10.00%	10.00%
Number of operating subsidiaries	2	2
Undistributed earnings of PRC subsidiaries	$ 206,483,641	1,297,852,922
Net operating loss carry forwards	$ 14,077,971		$ 10,679,801
Operating loss carryforwards expiration year	2030	2030
Statute of limitations period if the underpayment of taxes is due to computational errors	3 years	3 years
Statute of limitations period if the underpayment of taxes is due to computational errors, special circumstance	5 years	5 years
Statute of limitations period in case of related party transactions	10 years	10 years
Effective income tax rate foreign income						16.50%