Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Stock Options (Details)

v3.5.0.2
Stock-Based Compensation - Stock Options (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 12 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Mar. 31, 2016
Additional disclosure      
Share based compensation expenses $ 238 $ 463  
Stock options      
Shares      
Outstanding at the beginning of the period (in shares) 467,631    
Granted (in shares) 0    
Forfeited, cancelled or expired (in shares) (8,436)    
Outstanding at the end of the period (in shares) 459,195   467,631
Vested and expected to vest (in shares) 459,195    
Options exercisable 459,195    
Weighted Average Exercise Price      
Outstanding at the beginning of the period (in dollars per share) $ 22.68    
Forfeited, cancelled or expired (in dollars per share) 26.60    
Outstanding at the end of the period (in dollars per share) 22.61   $ 22.68
Vested and expected to vest (in dollars per share) 22.61    
Exercisable (in dollars per share) $ 22.61    
Weighted Average Remaining Contractual Term (in years)      
Outstanding at the end of the period 2 years 6 months    
Vested and expected to vest 2 years 6 months    
Exercisable 2 years 6 months    
Additional disclosure      
Voluntarily terminated unvested stock options (in shares)     65,508
Unvested stock option awards (in shares) 0    
Share based compensation expenses $ 0 $ 100  
Weighted-average assumptions used to calculate estimated fair value of each stock option      
Risk-free interest rates (as a percent)   1.50%  
Expected lives (in years)   5 years 8 months 12 days  
Expected volatility (as a percent)   59.00%  
Weighted average grant date fair value of options granted during the period (in dollars per share)   $ 0.34