Related Party Transactions - Additional Information (Detail) (USD $)	1 Months Ended			1 Months Ended		3 Months Ended
	Jul. 25, 2012	Sep. 30, 2012	Dec. 31, 2011	Aug. 15, 2012 Chief Financial Officer	Jul. 25, 2012 Related Party Transactions	Sep. 30, 2012 Related Party Transactions
Related Party Transaction [Line Items]
Convertible secured promissory notes issued	$ 4,085,000				$ 630,000
Number of common stock to be issued upon exercise of warrant	3,829,689				590,625
Fair value of the warrants liability					356,969
Debt Instrument, Beneficial Conversion Feature	1,497,634				230,969
Debt discount associated with the Notes issued					587,939
Related party note amortized						5,336
Annual compensation				100,000
Accounts payable-related parties		$ 8,333	$ 15,000