Reconcilation of Statutory Rates to Company Effective Tax Rates (Detail)	9 Months Ended
	Sep. 30, 2013		Sep. 30, 2012
Reconcilation Of Statutory Rates To Company Effective Tax Rates [Line Items]
Foreign income not recognized in the U.S.	(34.00%)		(34.00%)
Non-deductible expenses-permanent difference (Note A)	176.40%	[1]	0.00%	[1]
Operating loss carry-forward	(25.20%)		(25.00%)
Effective tax rate	176.20%		0.00%
U.S. Statutory rates
Reconcilation Of Statutory Rates To Company Effective Tax Rates [Line Items]
Effective income tax rate reconciliation, at federal statutory income tax rate	34.00%		34.00%
Hong Kong income tax
Reconcilation Of Statutory Rates To Company Effective Tax Rates [Line Items]
Effective income tax rate reconciliation, at federal statutory income tax rate	0.00%		0.00%
China Statutory income tax rate
Reconcilation Of Statutory Rates To Company Effective Tax Rates [Line Items]
Effective income tax rate reconciliation, at federal statutory income tax rate	25.00%		25.00%

[1] non-deductible expenses primarily included legal, accounting and other consulting expenses of Hong Kong Goodwill Rich which are not expected to be deductible for Hong Kong income taxes in the future.