INCOME TAXES Income Tax Expense (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Income Tax Disclosure [Abstract]
Income tax expense	$ 34.1	$ 25.9	$ 73.1	$ 42.4
Income Tax Expense, Increase from Prior Year, Percent Change	31.70%		72.40%
Effective income tax rate	22.30%	18.90%	22.10%	13.10%
Effective Tax Rate, Increase from Prior Year, Basis Point Change	340		900