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)	40.90%	38.70%	45.30%	37.70%
Impairment charges not deductible for tax purposes			$ 6.7