SHARE-BASED COMPENSATION (Details) (USD $)	9 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Stock options
Stock options activity
Balance at the beginning of the period (in shares)	3,682,000
Granted (in shares)	75,000
Exercised (in shares)	(882,000)
Forfeited or expired (in shares)	(51,000)
Balance at the end of the period (in shares)	2,824,000
Exercisable at the end of the period (in shares)	2,126,000
Weighted Average Exercise Price
Balance at the beginning of the period (in dollars per share)	$ 24.45
Granted (in dollars per share)	$ 36.69
Exercised (in dollars per share)	$ 19.48
Forfeited or expired (in dollars per share)	$ 36.14
Balance at the end of the period (in dollars per share)	$ 26.11
Exercisable at the end of the period (in dollars per share)	$ 23.11
Weighted Average Remaining Contractual Term
Options outstanding at the end of the period (in years)	3.22
Options exercisable at the end of the period (in years)	2.62
Aggregate Intrinsic Value
Balance at the beginning of the period	$ 60,558,000
Balance at the end of the period	58,359,000
Exercisable at the end of the period	50,346,000
Restricted Stock
Restricted stock and RSU activity
Balance at the beginning of the period (in shares)	337,000
Granted (in shares)	217,000
Vested (in shares)	(99,000)
Forfeited or expired (in shares)	(4,000)
Balance at the end of the period (in shares)	451,000
Weighted Average Grant Date Fair Value
Balance at the beginning of the period (in dollars per share)	$ 38.42
Granted (in dollars per share)	$ 39.11
Vested (in dollars per share)	$ 40.67
Forfeited or expired (in dollars per share)	$ 37.98
Balance at the end of the period (in dollars per share)	$ 38.26
Restricted stock units
Restricted stock and RSU activity
Balance at the beginning of the period (in shares)	600,000
Vested (in shares)	(30,000)
Balance at the end of the period (in shares)	570,000
Vested at the end of the period (in shares)	534,000
Weighted Average Grant Date Fair Value
Balance at the beginning of the period (in dollars per share)	$ 18.92
Vested (in dollars per share)	$ 42.01
Balance at the end of the period (in dollars per share)	$ 17.69
Vested at the end of the period (in dollars per share)	$ 16.04
Employee Stock Purchase Plan
Share-Based Compensation
Purchase price expressed as percentage of fair market value of common stock	85.00%
Shares purchased by the employees	59,907	51,570
Approximate value of shares purchased by the employees	$ 1,900,000	$ 1,600,000
Employee Stock Purchase Plan | Maximum
Share-Based Compensation
Maximum percentage of eligible earnings that can be contributed by the eligible employee	10.00%