STOCK-BASED COMPENSATION (Details 2) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Stock Options
Stock options, number of shares
Granted (in shares)	24,775	17,925
Unrecognized stock-based compensation expense
Unrecognized stock-based compensation expense related to non-vested awards	$ 1.0
Weighted-average period of recognition of unrecognized stock-based compensation expenses of non-vested awards	2 years 3 months 18 days
Stock Appreciation Rights
Other than stock options, number of shares
Granted (in shares)	84,125	54,400
Unrecognized stock-based compensation expense
Unrecognized stock-based compensation expense related to non-vested awards	2.6
Weighted-average period of recognition of unrecognized stock-based compensation expenses of non-vested awards	2 years 4 months 24 days
Restricted Stock
Other than stock options, number of shares
Granted (in shares)	66,150	40,850
Unrecognized stock-based compensation expense
Unrecognized stock-based compensation expense related to non-vested awards	7.6
Weighted-average period of recognition of unrecognized stock-based compensation expenses of non-vested awards	3 years 7 months 6 days
Performance Shares
Other than stock options, number of shares
Granted (in shares)	71,700	45,600
Unrecognized stock-based compensation expense
Unrecognized stock-based compensation expense related to non-vested awards	$ 4.0
Weighted-average period of recognition of unrecognized stock-based compensation expenses of non-vested awards	2 years