INCOME TAXES Income Taxes (Details) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2020 USD ($) subsidiary	Jun. 30, 2019 USD ($)
Income Tax Disclosure [Abstract]
Number Of Subsidiaries Acquired \| subsidiary			2
Current income tax benefit	$ 0.0	$ (0.1)	$ 0.0	$ (0.1)
Deferred income tax (benefit) expense	(4.4)	1.9	9.8	(5.3)
Total income tax (benefit) expense	$ (4.4)	$ 1.8	$ 9.8	$ (5.4)

Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration