Debt - Schedule of Debt (Details) - USD ($) $ in Millions	Sep. 30, 2024	Mar. 31, 2024
Debt Instrument
Stated rate	6.45%	5.78%
Short-term borrowings	$ (868)	$ (759)
Long-term debt, principal	4,933	4,914
Long-term debt, Unamortized Carrying Value Adjustments	0	0
Less: Current portion of long-term debt	0	0
Unamortized Carrying Value Adjustments	(44)	(48)
Long-term debt, Carrying Value	4,902	4,876
Current portion of long-term debt	(30)	(33)
Long-term debt, net of current portion, Carrying Value	4,889	4,866
Total debt	5,831	5,706
Total debt, Carrying Value	$ 5,787	5,658
China Bank Loans, due August 2027
Debt Instrument
Stated rate	3.90%
Long-term debt, principal	$ 49	53
Long-term debt, Unamortized Carrying Value Adjustments	0	0
Long-term debt, Carrying Value	$ 49	53
China Loan, due September 2027
Debt Instrument
Stated rate	2.80%
Long-term debt, principal	$ 14	0
Long-term debt, Unamortized Carrying Value Adjustments	0	0
Long-term debt, Carrying Value	$ 14	0
Finance lease obligations and other debt, due through December 2031
Debt Instrument
Stated rate	4.44%
Long-term debt, principal	$ 17	23
Long-term debt, Unamortized Carrying Value Adjustments	0	0
Long-term debt, Carrying Value	$ 17	23
Term Loan \| Floating rate Term Loans, due September 2026
Debt Instrument
Stated rate	6.25%
Long-term debt, principal	$ 743	746
Long-term debt, Unamortized Carrying Value Adjustments	(3)	(4)
Long-term debt, Carrying Value	$ 740	742
Term Loan \| Floating rate incremental term loan facility, due March 2028
Debt Instrument
Stated rate	6.75%
Long-term debt, principal	$ 482	485
Long-term debt, Unamortized Carrying Value Adjustments	(5)	(5)
Long-term debt, Carrying Value	$ 477	480
Senior Notes \| Senior Notes due November 2026
Debt Instrument
Stated rate	3.25%
Long-term debt, principal	$ 750	750
Long-term debt, Unamortized Carrying Value Adjustments	(4)	(6)
Long-term debt, Carrying Value	$ 746	744
Senior Notes \| Senior Notes due April 2029
Debt Instrument
Stated rate	3.375%
Long-term debt, principal	$ 558	540
Long-term debt, Unamortized Carrying Value Adjustments	(7)	(7)
Long-term debt, Carrying Value	$ 551	533
Senior Notes \| Senior Notes Due 2030
Debt Instrument
Stated rate	4.75%
Long-term debt, principal	$ 1,600	1,600
Long-term debt, Unamortized Carrying Value Adjustments	(17)	(18)
Long-term debt, Carrying Value	$ 1,583	1,582
Senior Notes \| Senior Notes due August 2031
Debt Instrument
Stated rate	3.875%
Long-term debt, principal	$ 750	750
Long-term debt, Unamortized Carrying Value Adjustments	(8)	(8)
Long-term debt, Carrying Value	$ 742	$ 742

Unamortized carrying value adjustment of debt instrument (including both long-term debt and capital lease obligations).

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- Definition

Amount of short-term and long-term debt and lease obligation.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Contractual interest rate for funds borrowed, under the debt agreement.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of unamortized debt discount (premium) and debt issuance costs.

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Amount, after accumulated amortization, of debt discount (premium).

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Represents the aggregate of total long-term debt, including current maturities and short-term debt.

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Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Amount of long-term debt and lease obligation, classified as noncurrent.

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Amount of long-term debt and lease obligation, classified as current.

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Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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