Annual report pursuant to Section 13 and 15(d)

Warrant Activity and Related Balances Outstanding (Detail)

v2.4.0.8
Warrant Activity and Related Balances Outstanding (Detail)
12 Months Ended
Jun. 30, 2013
Number  
Shares purchasable under outstanding warrants at June 30, 2012 2,400,328
Stock purchase warrants issued 507,019
Stock purchase warrants exercised 0
Shares purchasable under outstanding warrants at June 30, 2013 2,907,347
Weighted Average Exercise Price Per Share  
Shares purchasable under outstanding warrants at June 30, 2012 0.41
Stock purchase warrants issued 0.41
Stock purchase warrants exercised 0
Shares purchasable under outstanding warrants at June 30, 2013 0.41
Maximum [Member]
 
Weighted Average Exercise Price Per Share  
Weighted Average Remaining Contract Term 4 years 4 months 2 days
Minimum [Member]
 
Weighted Average Exercise Price Per Share  
Weighted Average Remaining Contract Term 3 years 11 months 16 days