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STOCK-BASED COMPENSATION (Details 2) (USD $)
In Millions, except Share data, unless otherwise specified
3 Months Ended 6 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2013
Dec. 31, 2012
Stock Options
       
Stock options, number of shares        
Granted (in shares) 0 0 24,775 17,925
Unrecognized stock-based compensation expense        
Unrecognized stock-based compensation expense related to non-vested awards $ 0.8   $ 0.8  
Weighted-average period of recognition of unrecognized stock-based compensation expenses of non-vested awards     2 years 1 month 6 days  
Stock Appreciation Rights
       
Other than stock options, number of shares        
Granted (in shares) 0 0 84,125 54,400
Unrecognized stock-based compensation expense        
Unrecognized stock-based compensation expense related to non-vested awards 2.2   2.2  
Weighted-average period of recognition of unrecognized stock-based compensation expenses of non-vested awards     2 years 2 months 12 days  
Restricted Stock
       
Other than stock options, number of shares        
Granted (in shares) 0 0 66,150 40,850
Unrecognized stock-based compensation expense        
Unrecognized stock-based compensation expense related to non-vested awards 6.8   6.8  
Weighted-average period of recognition of unrecognized stock-based compensation expenses of non-vested awards     3 years 6 months  
Performance Shares
       
Other than stock options, number of shares        
Granted (in shares) 0 0 71,700 45,600
Unrecognized stock-based compensation expense        
Unrecognized stock-based compensation expense related to non-vested awards $ 1.9   $ 1.9  
Weighted-average period of recognition of unrecognized stock-based compensation expenses of non-vested awards     2 years 1 month 6 days