INCOME TAXES (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017	Dec. 31, 2017
Income Tax Disclosure [Abstract]
Effective income tax rate	30.80%	47.30%	48.00%	85.20%
Unrecognized tax benefits	$ 5.0		$ 5.0		$ 5.1
Interest on unrecognized tax benefits	$ 1.0		1.0		$ 0.9
Reduction in unrecognized tax benefits from expiring statue of limitations			$ 1.4

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of unrecognized tax benefits.

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Amount of interest expense accrued for an underpayment of income taxes.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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