Proportion of Equity Interests (Detail)	Dec. 31, 2013
Magnify Wealth
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	100.00%
Equity Method Investment Ownership Percentage After Restructuring	100.00%
Ally Profit
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	100.00%
Equity Method Investment Ownership Percentage After Restructuring	100.00%
Lihua Holdings
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	100.00%
Equity Method Investment Ownership Percentage After Restructuring	100.00%
Lihua Electron
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	100.00%
Equity Method Investment Ownership Percentage After Restructuring	100.00%
Lihua Copper
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	100.00%
Equity Method Investment Ownership Percentage After Restructuring	100.00%
Mr Fo Ho Chu Shareholder | Magnify Wealth
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	100.00%
Equity Method Investment Ownership Percentage After Restructuring	100.00%
Mr Fo Ho Chu Shareholder | Ally Profit
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Mr Fo Ho Chu Shareholder | Lihua Holdings
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Mr Fo Ho Chu Shareholder | Lihua Electron
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	45.46%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Mr Fo Ho Chu Shareholder | Lihua Copper
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Magnify Wealth Shareholder | Magnify Wealth
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Magnify Wealth Shareholder | Ally Profit
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	100.00%
Equity Method Investment Ownership Percentage After Restructuring	100.00%
Magnify Wealth Shareholder | Lihua Holdings
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Magnify Wealth Shareholder | Lihua Electron
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Magnify Wealth Shareholder | Lihua Copper
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Ally Profit Shareholder | Magnify Wealth
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Ally Profit Shareholder | Ally Profit
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Ally Profit Shareholder | Lihua Holdings
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	100.00%
Equity Method Investment Ownership Percentage After Restructuring	100.00%
Ally Profit Shareholder | Lihua Electron
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Ally Profit Shareholder | Lihua Copper
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Lihua Holdings Shareholder | Magnify Wealth
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Lihua Holdings Shareholder | Ally Profit
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Lihua Holdings Shareholder | Lihua Holdings
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Lihua Holdings Shareholder | Lihua Electron
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	100.00%
Lihua Holdings Shareholder | Lihua Copper
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	100.00%
Danyang Special Electronics Co Ltd Shareholder | Magnify Wealth
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%	[1]
Equity Method Investment Ownership Percentage After Restructuring	0.00%	[1]
Danyang Special Electronics Co Ltd Shareholder | Ally Profit
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%	[1]
Equity Method Investment Ownership Percentage After Restructuring	0.00%	[1]
Danyang Special Electronics Co Ltd Shareholder | Lihua Holdings
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%	[1]
Equity Method Investment Ownership Percentage After Restructuring	0.00%	[1]
Danyang Special Electronics Co Ltd Shareholder | Lihua Electron
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	52.27%	[1]
Equity Method Investment Ownership Percentage After Restructuring	0.00%	[1]
Danyang Special Electronics Co Ltd Shareholder | Lihua Copper
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	25.00%	[1]
Equity Method Investment Ownership Percentage After Restructuring	0.00%	[1]
Invest Unicorn Holdings Limited Shareholder | Magnify Wealth
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%	[2]
Equity Method Investment Ownership Percentage After Restructuring	0.00%	[2]
Invest Unicorn Holdings Limited Shareholder | Ally Profit
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%	[2]
Equity Method Investment Ownership Percentage After Restructuring	0.00%	[2]
Invest Unicorn Holdings Limited Shareholder | Lihua Holdings
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%	[2]
Equity Method Investment Ownership Percentage After Restructuring	0.00%	[2]
Invest Unicorn Holdings Limited Shareholder | Lihua Electron
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%	[2]
Equity Method Investment Ownership Percentage After Restructuring	0.00%	[2]
Invest Unicorn Holdings Limited Shareholder | Lihua Copper
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	75.00%	[2]
Equity Method Investment Ownership Percentage After Restructuring	0.00%	[2]
Imbis Europe Bv Ho Asia Trading Edc Shareholder | Magnify Wealth
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Imbis Europe Bv Ho Asia Trading Edc Shareholder | Ally Profit
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Imbis Europe Bv Ho Asia Trading Edc Shareholder | Lihua Holdings
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Imbis Europe Bv Ho Asia Trading Edc Shareholder | Lihua Electron
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	2.27%
Equity Method Investment Ownership Percentage After Restructuring	0.00%
Imbis Europe Bv Ho Asia Trading Edc Shareholder | Lihua Copper
Schedule of Equity Method Investments [Line Items]
Equity Method Investment Ownership Percentage Before Restructuring	0.00%
Equity Method Investment Ownership Percentage After Restructuring	0.00%

[1] Equity interests in Danyang Special Electronics Co., Ltd., a PRC domestic company, are held as to 60% by Mr. Zhu and 40% by his wife. Mr. Zhu and his wife are acting in concert and considered parties to the same control group.

[2] Invest Unicorn Holdings Limited, incorporated in the British Virgin Islands, is 100% beneficially owned by Mr. Zhu.