INCOME TAXES (Details 5) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
Sep. 30, 2019	Dec. 31, 2019	Dec. 31, 2018
Reconciliation of Unrecognized Tax Benefits [Roll Forward]
Beginning balance		$ 33.8	$ 36.3
Increase for current year tax positions		2.0	2.1
Increase for prior year tax positions		1.5	0.3
Decrease for prior year tax positions	$ 14.3	14.3	4.9
Decrease due to tax settlements		(0.2)	0.0
Ending balance		$ 22.8	$ 33.8

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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- Definition

Amount of unrecognized tax benefits.

+ References

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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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