Subsequent Events - Additional Information (Detail) (USD $) Share data in Millions, unless otherwise specified	1 Months Ended	3 Months Ended	1 Months Ended
	Nov. 05, 2013	Jun. 30, 2008	Jan. 31, 2014 Subsequent Event
Subsequent Event [Line Items]
Sale Of Securities Consideration Received On Transaction	$ 100
Adjustments To Additional Paid In Capital Warrant Issued		36,050	15
Stock Issued During Period, Shares, Issued for Services			5
Contract Revenue Cost			$ 250,000