INCOME TAXES (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Income Tax Disclosure [Abstract]
(Provision for) benefit from income taxes	$ 3.0	$ (20.3)	$ 3.8	$ (38.3)
Income (loss) from continuing operations before income taxes	$ (6.2)	$ 101.9	$ (31.7)	$ 177.1
Effective income tax rate, continuing operations	48.40%	19.90%	12.00%	21.60%