EARNINGS (LOSS) PER SHARE - Earnings Per Share Reconciliation (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended						9 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2025	Sep. 30, 2024
Earnings Per Share [Abstract]
Net income (loss)	$ 398.5	$ 324.2	$ 164.5	$ 176.6	$ 178.1	$ (5.9)	$ 887.2	$ 348.8
Weighted-average number of shares outstanding - basic (in shares)	382,025,408			375,203,364			381,455,627	376,353,335
Dilutive effect of equity-based compensation (in shares)	8,903,261			9,112,701			8,802,275	9,752,894
Weighted-average number of shares outstanding - diluted (in shares)	390,928,669			384,316,065			390,257,902	386,106,229
Earnings (loss) per share
Basic (in dollars per share)	$ 1.04			$ 0.47			$ 2.33	$ 0.93
Diluted (in dollars per share)	$ 1.02			$ 0.46			$ 2.27	$ 0.90