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STOCK-BASED COMPENSATION (Details 2) (USD $)
In Thousands, unless otherwise specified
 9 Months Ended
Mar. 31, 2015
Stock options  
Unrecognized stock-based compensation expense  
Unrecognized compensation expense $ 652us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
Weighted-average vesting period (years) 1 year 10 months 24 days
Stock appreciation rights  
Unrecognized stock-based compensation expense  
Unrecognized compensation expense 2,206us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ us-gaap_AwardTypeAxis
= us-gaap_StockAppreciationRightsSARSMember
Weighted-average vesting period (years) 2 years
Restricted stock  
Unrecognized stock-based compensation expense  
Unrecognized compensation expense 5,936us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
Weighted-average vesting period (years) 3 years 3 months 18 days
Performance stock  
Unrecognized stock-based compensation expense  
Unrecognized compensation expense $ 1,001us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember
Weighted-average vesting period (years) 1 year 7 months 6 days