EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Earnings Per Share [Abstract]
Net income	$ 422.1	$ 355.8	$ 815.1	$ 599.4
Basic shares	149.2	159.9	151.9	159.2
Basic net income per share	$ 2.83	$ 2.23	$ 5.37	$ 3.77
Earnings Per Share, Diluted [Abstract]
Basic shares	149.2	159.9	151.9	159.2
Stock-based compensation	3.6	3.9	3.7	3.1
Diluted shares	152.8	163.8	155.6	162.3
Diluted net income per share	$ 2.76	$ 2.17	$ 5.24	$ 3.69
Antidilutive Securities Excluded from Computation of Earnings Per Share, Shares	0.8	0.1	0.8	1.1