INCOME TAXES (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Income Tax Disclosure [Abstract]
(Provision for) benefit from income taxes	$ (0.1)	$ 19.3	$ 5.1	$ 82.5
Income (loss) from continuing operations before income taxes	$ 56.7	$ 13.9	$ 86.6	$ 38.3
Effective income tax rate, continuing operations	0.20%	(138.80%)	(5.90%)	(215.40%)