INCOME TAXES (Details) 10Q - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
INCOME TAXES
Effective income tax rate (as a percent)	20.30%	11.40%
One-time transition tax due to issuance of technical guidance		$ (5.1)
Excess tax benefits, share-based compensation	$ 23.4	18.7
Recognized discrete tax expense (benefit)	(2.3)	$ (27.7)
Tax expense, friction costs associated with separation activity	18.8
Tax expense, change if foreign and domestic estimates	5.8
Recognized discrete tax benefits, release of reserves for uncertain tax positions	$ 3.5