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Noncontrolling Interests - Schedule of Changes in Redeemable Noncontrolling Interest (Details) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2026	Jun. 30, 2025
Increase (Decrease) in Temporary Equity [Roll Forward]
Beginning balance	$ 114.1	$ 93.7
Net income (loss) attributable to redeemable noncontrolling interests	(1.3)	0.3
Adjustments to redemption value	0.4	0.0
Cash distributions	(1.2)	0.0
Noncontrolling interest related to acquisitions	0.0	20.9
Ending balance	$ 112.0	$ 114.9

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Temporary Equity, Accretion (Recovery) To (Of) Redemption Value, Adjustment

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

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Carrying amount, attributable to parent and noncontrolling interests, of an entity's issued and outstanding stock which is not included within permanent equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. Includes stock with a put option held by an ESOP and stock redeemable by a holder only in the event of a change in control of the issuer.

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