INCOME TAXES (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
INCOME TAXES
Effective income tax rate (as a percent)	37.00%	37.70%	37.10%	37.30%
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	13.4		13.4
Portion of unrecognized tax benefits, if recognized, would impact entity's effective tax rate	13.3		13.3
Accrued interest and penalties related to unrecognized tax benefit	1.9		1.9
Decrease in unrecognized tax benefits, is reasonably possible, estimated range, maximum	$ 1.2		$ 1.2