NONCONTROLLING INTERESTS - Changes in Noncontrolling Interest (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Balance at beginning of period	$ 10,865.4	$ 12,408.5
Net income (loss) attributable to noncontrolling interests	921.7	315.0
Contributions from noncontrolling interest holders	138.9
Distributions to noncontrolling interest holders	(103.8)	(11.5)
Balance at end of period	10,661.7	12,250.3
Stonepeak
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Noncash dividends	37.5
Stonepeak
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Contributions from noncontrolling interest holders	137.3
Noncontrolling Interests
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Balance at beginning of period	6,667.2	6,836.1
Net income (loss) attributable to noncontrolling interests	4.3	(20.8)
Foreign currency translation adjustment attributable to noncontrolling interests, net of tax	(92.7)	39.9
Contributions from noncontrolling interest holders	138.9
Distributions to noncontrolling interest holders	(103.8)	(11.5)
Balance at end of period	6,613.9	6,843.7
Noncontrolling Interests | All Other Entities
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Contributions from noncontrolling interest holders	$ 138.9	$ 0.0