NET INCOME PER SHARE (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended						9 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022
Basic
Net income	$ 761.5	$ 793.7	$ 477.4	$ 685.1	$ 577.9	$ 370.8	$ 2,032.6	$ 1,633.8
Average shares outstanding (in shares)	255.1			257.7			255.9	258.2
Basic net income per share (in dollars per share)	$ 2.98			$ 2.66			$ 7.94	$ 6.33
Diluted
Net income	$ 761.5	$ 793.7	$ 477.4	$ 685.1	$ 577.9	$ 370.8	$ 2,032.6	$ 1,633.8
Average shares outstanding assuming dilution:
Average shares outstanding (in shares)	255.1			257.7			255.9	258.2
Stock options and other contingently issuable shares (in shares)	3.3			3.4			2.9	4.0
Average shares outstanding assuming dilution (in shares)	258.4			261.1			258.8	262.2
Diluted net income per share (in dollars per share)	$ 2.95			$ 2.62			$ 7.85	$ 6.23
Stock options and other contingently issuable shares with anti-dilutive effects (in shares)	1.1			1.9			2.0	1.1