Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Stock Options (Details)

v3.7.0.1
Stock-Based Compensation - Stock Options (Details) - USD ($)
 3 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Additional disclosure    
Share based compensation expenses $ 154,000 $ 238,000
Stock options    
Shares    
Outstanding at the beginning of the period (in shares) 314,537  
Granted (in shares) 0 0
Forfeited, cancelled or expired (in shares) (2,500)  
Outstanding at the end of the period (in shares) 312,037  
Options fully vested and those expected to vest (in shares) 312,037  
Options exercisable 223,107  
Weighted Average Exercise Price    
Outstanding at the beginning of the period (in dollars per share) $ 15.48  
Forfeited, cancelled or expired (in dollars per share) 26.92  
Outstanding at the end of the period (in dollars per share) 15.39  
Options fully vested and those expected to vest (in dollars per share) 15.39  
Exercisable (in dollars per share) $ 20.85  
Weighted Average Remaining Contractual Term (in years)    
Outstanding at the end of the period 5 years 2 months 12 days  
Options fully vested and those expected to vest 5 years 2 months 12 days  
Exercisable 3 years 7 months 6 days  
Additional disclosure    
Total compensation cost related to unvested stock option awards $ 100,000  
Share based compensation expenses $ 8,000 $ 0
Weighted average period for recognizing compensation cost 3 years 2 months 12 days