The Company (Detail) (USD $)	0 Months Ended
	May 27, 2011	Dec. 31, 2012
Share Price (in Dollars per share)		$ 0.03
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in Shares)	56,173,248	1,051,074
Investment Warrants, Exercise Price (in Dollars per share)	$ 0.62
Gross Proceeds From Private Placement	$ 30,550,000
Debt Issuance Cost	2,524,963
Damage For Liquidation	532,161
Net proceeds from Issuance of Private Placement	27,492,876
Selling Expense	2,120,125
On all Convertible Preference Shares Being Converted into Common Shares of Subsidiary [Member]
Noncontrolling Interest, Ownership Percentage by Parent		72.80%
Series A-1 [Member]
Share Price (in Dollars per share)	$ 5.20
Series A-2 [Member]
Share Price (in Dollars per share)	$ 5.70
Private Placement [Member] | Convertible Promissory Notes Payable [Member]
Debt Instrument, Face Amount	15,275,000
Private Placement [Member]
Debt Instrument, Convertible, Number of Equity Instruments	2,679,824
Common Stock [Member]
Noncontrolling Interest, Ownership Percentage by Parent		100.00%
Preferred Stock [Member]
Noncontrolling Interest, Ownership Percentage by Parent		8.20%
Series A-1 Convertible Preferred Stock [Member]
Sale of Stock, Number of Shares Issued in Transaction (in Shares)	2,937,500
Debt Issuance Cost	$ 886,422