REDEEMABLE NONCONTROLLING INTERESTS - Change in Redeemable Noncontrolling Interest (Details)(Details) - USD ($) $ in Millions	11 Months Ended	12 Months Ended
Sep. 30, 2025	Oct. 31, 2024	Oct. 31, 2023
Redeemable Noncontrolling Interest
Redeemable noncontrolling interests, beginning balance	$ 129.9	$ 125.3
Current period mark to redemption value	4.6	(1.0)
Acquisition of redeemable shareholder interest		2.0
Repurchase of redeemable shareholder interest	(40.9)
Redeemable noncontrolling interest share of income	6.6	8.5	$ 2.7
Dividends to redeemable noncontrolling interest and other	(7.9)	(4.9)
Redeemable noncontrolling interests, ending balance	$ 92.3	$ 129.9	$ 125.3

Contributions from dividends to redeemable noncontrolling interest and other.

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- Definition

Redeemable Noncontrolling Interest, Equity [Roll Forward]

+ References

No definition available.

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- Definition

Change in noncontrolling interest during the period as a result of a change in the redemption value of redeemable noncontrolling interest.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1

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- Definition

Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests).

+ References

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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
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- Definition

Amount of increase in noncontrolling interest from a business combination.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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://www.xbrl.org/2003/role/disclosureRef
-Topic 480
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