INCOME TAXES (Details) - USD ($) $ in Millions	3 Months Ended			6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2021	Jun. 30, 2020
Income Tax Disclosure [Abstract]
Effective income tax rate, excluding discrete items				27.10%	27.50%
Income taxes provision	$ 18.8	$ 6.1		$ 25.9	$ 14.9
Effective income tax rate	(48.00%)	(7.40%)		(25.60%)	(6.20%)
Effective income tax rate reconciliation amount	$ 7.0			$ 9.4
Valuation allowance	6.0			6.0
Effective income tax rate reconciliation, discrete expense	1.4			2.6
Miscellaneous income tax expense	$ (0.4)	$ 3.8	$ 2.3
Effective income tax rate reconciliation, legislative changes				$ 0.8