Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Details 3)

v3.3.0.814
Stock-Based Compensation (Details 3) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Additional disclosure        
Stock-based compensation expense $ 385 $ 537 $ 848 $ 1,223
Stock options        
Shares        
Outstanding at the beginning of the period (in shares)     13,163,363  
Granted (in shares) 0 0 584,500  
Forfeited, cancelled or expired (in shares)     (2,414,232)  
Outstanding at the end of the period (in shares) 11,333,631   11,333,631  
Vested and expected to vest (in shares) 11,333,631   11,333,631  
Exercised (in shares)     9,459,184  
Weighted Average Exercise Price        
Outstanding at the beginning of the period (in dollars per share)     $ 1.28  
Granted (in dollars per share)     0.64  
Forfeited, cancelled or expired (in dollars per share)     1.77  
Outstanding at the end of the period (in dollars per share) $ 1.14   1.14  
Vested and expected to vest (in dollars per share) 1.14   1.14  
Exercisable (in dollars per share) $ 1.17   $ 1.17  
Weighted Average Remaining Contractual Term (in years)        
Outstanding at the end of the period     4 years 3 months 18 days  
Vested and expected to vest     4 years 3 months 18 days  
Exercisable     3 years 6 months  
Additional disclosure        
Stock-based compensation expense $ 135 $ 237 $ 274 595
Cash received from exercise of stock options   295   295
Intrinsic value   $ 128   $ 128
Weighted average grant date fair value of options exercised during the period (in dollars per share)   $ 1.36   $ 1.36
Unrecognized compensation cost $ 1,100   $ 1,100  
Weighted average period for recognizing compensation cost     2 years 4 months 24 days  
Weighted-average assumptions used to calculate estimated fair value of each stock option        
Risk-free interest rates (as a percent)     1.50% 1.80%
Expected lives (in years) 0 years 0 years 5 years 8 months 12 days 5 years 8 months 12 days
Expected volatility (as a percent)     59.00% 77.00%
Weighted average grant date fair value of options granted during the period (in dollars per share)     $ 0.34 $ 0.94