SHAREHOLDERS' EQUITY (Details) - USD ($)	12 Months Ended
	Jun. 30, 2015	Apr. 21, 2015	Jun. 30, 2014	Apr. 26, 2007	May. 03, 2005	Aug. 31, 2003	May. 31, 2000
Authorized Shares and Designation of Preferred Class:
Common stock authorized (in shares)	100,000,000
Common stock, par value (in dollars per share)	$ 0.05		$ 0.05
Series A Junior Participating Preferred Stock, authorized shares	250,000
Preferred stock issued (in shares)	0
Shareholders' Rights Plan:
Number of preferred share purchase rights held by shareholders for each share of common stock owned	1
Percentage of ownership of outstanding common stock by a person to group to trigger preferred stock purchase rights	20.00%
Number of shares of preferred stock that a holder is entitled to purchase, if the rights become exercisable	0.001
Exercise price share of Series A junior participating preferred stock	$ 140,000
Share Repurchase Program:
Stock repurchase program authorized amount		$ 350,000,000.0		$ 300,000,000.0	$ 200,000,000.0	$ 100,000,000.0	$ 50,000,000.0
Repurchases of common stock to date (in shares)	10,700,000
Repurchases of common stock to date	$ 289,100,000
Remaining authorized repurchase amount	$ 60,900,000