Quarterly report pursuant to Section 13 or 15(d)

STOCKHOLDERS' EQUITY (Detail) - Weighted average fair value of options granted on the date of grant using the Black-Scholes option-pricing model

v2.4.0.6
STOCKHOLDERS' EQUITY (Detail) - Weighted average fair value of options granted on the date of grant using the Black-Scholes option-pricing model
 3 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Minimum [Member]
Sep. 30, 2011
Maximum [Member]
Risk free interest rate 1.40% 2.00% 3.00%
Volatility 100.80% 94.80% 95.30%
Expected term (in years) 9 years 8 years 219 days 8 years 292 days