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Weighted Average Assumptions of Black-Scholes Option Pricing Model to Estimate Fair Value of Options Granted Under the 2012 Non-Employee Plan (Detail)
9 Months Ended
Mar. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Risk-free interest rates 2.70%
Expected lives 10 years
Expected volatility 57.00%
Expected dividend yields 0.00%