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SHARE-BASED COMPENSATION: (Details 5) - USD ($)
3 Months Ended
Jun. 30, 2015
Common Stock | ITO  
Share-based Activity - Other disclosures  
Shares of common stock $ 56,813
Performance-based  
Share-based compensation activity  
Outstanding at the beginning of the period (in shares) 312,575
Outstanding at the end of the period (in shares) 312,575
Share-based compensation, Weighted average fair value per share at grant date  
Outstanding at the beginning of the period (in dollars per share) $ 5.23
Outstanding at the end of the period (in dollars per share) $ 5.23
Weighted-average remaining contractual term  
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms 2 years 1 month 10 days
Share-based Activity - Other disclosures  
Future share-based compensation expense expected $ 1,200,000
Period for recognition of unrecognized stock-based compensation expense 3 years
Stock options and restricted stock units | ITO  
Share-based Activity - Other disclosures  
Stock options and restricted units outstanding 22,827