SHARE-BASED COMPENSATION (Details 3) (USD $)
12 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Mar. 31, 2013
Weighted-average assumptions      
Expected dividends (as a percentage) 0.00% 0.00% 0.00%
Granted (in shares) 15,000   19,000
Options      
Weighted-average assumptions      
Expected term 6 years 3 months 18 days   4 years 1 month 6 days
Expected volatility (as a percentage) 46.90%   46.90%
Expected dividends (as a percentage) 0.00%   0.00%
Risk-free interest rate (as a percentage) 2.30%   0.90%
Weighted average fair value (in dollars per share) 4.85   2.48
Contractual lives of options granted 7 years   7 years
Granted (in shares)   0  
Share Bonus Awards with Market Conditions      
Weighted-average assumptions      
Expected volatility (as a percentage) 29.40% 35.90% 41.70%
Average peer volatility 25.90% 35.70% 19.20%
Average peer correlation 0.6 0.4 0.7
Expected dividends (as a percentage) 0.00% 0.00% 0.00%
Risk-free interest rate (as a percentage) 0.90% 0.40% 0.40%
Service period 3 years 3 years 3 years