INCOME TAXES - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Income Tax Disclosure [Abstract]
Income tax expense	$ 17.5	$ 23.5	$ 29.2	$ 41.6
Effective income tax rate	35.00%	14.30%	29.40%	18.80%
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit	$ 18.0		$ 18.0