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INCOME TAXES (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]        
Effective income tax (percent) 21.80% 26.50% 22.50% 24.70%
Tax expense related to adjustments to the one-time transition tax required as part of Tax Act       $ 3.6
Estimated effect on income taxes payable from foreign earnings repatriated     $ 18.6  
Unrecognized tax benefits and related interest and penalties, all of which would affect our effective tax rate if recognized $ 39.7   39.7  
Decrease in unrecognized tax benefits due to lapse of statute of limitations $ 3.0   $ 3.0