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Equity Investments - Schedule of Income (Loss) from Equity Investments (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Investments, All Other Investments [Abstract]
Equity investments in publicly listed companies	$ (12)	$ 2	$ (8)	$ 29
Equity method investments	(4)	(12)	(5)	(12)
Non-marketable equity securities (includes NAV)	0	0	1	(3)
Total income (loss) from equity investments, net	$ (16)	$ (10)	$ (12)	$ 14

X

- Definition

Income (Loss) From Equity Securities without Readily Determinable Fair Value, Including Fair Value Option

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- Definition

Amount of unrealized and realized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Amount of realized and unrealized gain (loss) on investment.

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Amount of income (loss) for proportionate share of equity method investee's income (loss).

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