SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Summary of Noncontrolling Interests Activities (Details) $ in Millions	12 Months Ended
Dec. 31, 2023 USD ($)
Equity, Attributable to Noncontrolling Interest [Roll Forward]
Redeemable noncontrolling interests, beginning of period	$ 0.0
Fair value of the redeemable noncontrolling interest at the acquisition date	176.4
Net income attributable to redeemable noncontrolling interest	1.5
Return of capital to redeemable noncontrolling interests	(42.8)
Redeemable noncontrolling interests, end of period	$ 135.1

Return Of Capital To Redeemable Noncontrolling Interests

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Amount of Net Income (Loss) attributable to redeemable noncontrolling interest.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.19)
-Publisher FASB
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- Definition

Amount of increase in noncontrolling interest from a business combination.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
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- Definition

As of the reporting date, the aggregate carrying amount of all noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. This item includes noncontrolling interest holder's ownership (or holders' ownership) regardless of the type of equity interest (common, preferred, other) including all potential organizational (legal) forms of the investee entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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