Quarterly report pursuant to Section 13 or 15(d)

Warrant Derivative Liability - Additional Information (Detail)

v2.4.0.8
Warrant Derivative Liability - Additional Information (Detail) (USD $)
0 Months Ended
Mar. 31, 2014
Oct. 30, 2012
Mar. 13, 2014
Two Thousand and Twelve Private Placement [Member]
Mar. 13, 2014
Two Thousand and Twelve Private Placement [Member]
Maximum [Member]
Mar. 13, 2014
Two Thousand and Twelve Private Placement [Member]
Minimum [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights     2,907,347    
Class Of Warrants Or Rights Repricing Modification Charges     $ 98,000    
Class of Warrant or Right, Exercise Price of Warrants or Rights 0.06 0.41   0.41 0.27