INCOME TAXES (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
INCOME TAXES
Effective income tax rate (as a percent)	37.30%	36.70%
If successful in defending the Company's position, reduction to unrecognized tax benefits	$ 3.7
If the IRS were to prevail in full, additional income tax provision	7.1
Accrual for uncertain tax positions	13.0
Portion of unrecognized tax benefits, if recognized, would impact entity's effective tax rate	12.9
Accrued interest and penalties related to unrecognized tax benefit	1.8
Decrease in unrecognized tax benefits, is reasonably possible, estimated range, maximum	$ 1.2