Quarterly report pursuant to Section 13 or 15(d)

Description of Stock Plans - Calculating Fair Value Options Granted Using the Black-Scholes Option- Pricing Model (Detail)

v3.6.0.2
Description of Stock Plans - Calculating Fair Value Options Granted Using the Black-Scholes Option- Pricing Model (Detail)
 9 Months Ended
Dec. 31, 2016
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]  
Expected dividend yield 0.00%
Minimum  
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]  
Risk-free interest rate 1.06%
Expected life of the options 5 years 8 months 8 days
Expected volatility 86.00%
Expected forfeitures 10.00%
Maximum  
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]  
Risk-free interest rate 1.69%
Expected life of the options 9 years 11 months 5 days
Expected volatility 130.00%
Expected forfeitures 35.00%