EQUITY - Share Repurchase Program (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended												12 Months Ended			156 Months Ended
	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2011
Share Repurchase Program
Authorized amount	$ 2,300.0												$ 2,300.0				$ 100.0
Availability remaining under existing share repurchase authorizations	$ 679.8												$ 679.8
Number of shares of common stock repurchased (in shares)	0	144,370	514,239	489,686	33,507	0	61,141	567,073	132,111	0	147,139	596,988	1,148,295	661,721	876,238	20,758,383
Average price paid per share (in USD per share)	$ 0	$ 170.45	$ 175.76	$ 182.26	$ 173.59	$ 0	$ 132.45	$ 123.42	$ 116.07	$ 0	$ 106.12	$ 117.25	$ 177.86			$ 78.05
Amount of repurchase, excluding excise tax	$ 0.0	$ 24.6	$ 90.4	$ 89.3									$ 204.3
Amount of repurchase					$ 5.8	$ 0.0	$ 8.1	$ 70.0	$ 15.3	$ 0.0	$ 15.6	$ 70.0	$ 205.6	$ 83.9	$ 100.9	$ 1,600.0