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STOCK-BASED COMPENSATION (Summary of Restricted Stock Units Activity) (Detail) - Restricted Stock Units (RSUs) [Member] - $ / shares
3 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Restricted Stock Units Outstanding at beginning of period 1,279,667  
Restricted Stock Units Outstanding, Shares Granted 459,780  
Restricted Stock Units Outstanding, Shares Vested (331,184)  
Restricted Stock Units Outstanding, Shares Forfeited (69,421)  
Restricted Stock Units Outstanding at end of period 1,338,842  
Weighted Average Grant Date Fair Value, Nonvested beginning balance $ 26.14  
Weighted Average Grant Date Fair Value, Shares Granted 33.90 $ 23.70
Weighted Average Grant Date Fair Value, Shares Vested 32.03  
Weighted Average Grant Date Fair Value, Shares Forfeited 27.19  
Weighted Average Grant Date Fair Value, Nonvested ending balance $ 27.71