INCOME TAXES (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
INCOME TAXES
Effective tax rate (as a percent)	40.00%	36.70%	36.90%	41.10%
Reserves for income tax contingencies	$ 5.7		$ 5.7
Accrual of additional reserves for income tax contingencies	0.2
Net tax benefit related to accrued additional reserves in income tax contingency reserves	0.1
Anticipated decrease in income tax contingency reserves in the next 12 months	$ 1.4		$ 1.4