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Debt and Financing Activities - Long-Term Debt (Details) € in Millions										12 Months Ended
	Mar. 15, 2023 USD ($)	Feb. 13, 2023 USD ($)	Dec. 15, 2022 USD ($)	Aug. 12, 2021 USD ($)	Jul. 17, 2021 USD ($)	Jul. 17, 2021 EUR (€)	Dec. 03, 2020 USD ($)	Dec. 01, 2020 USD ($)	Nov. 30, 2020 USD ($)	Mar. 31, 2023 USD ($)	Mar. 31, 2022 USD ($)	Mar. 31, 2021 USD ($)	Jul. 23, 2021
Debt Instrument [Line Items]
Debt outstanding										$ 5,600,000,000	$ 5,900,000,000
Current portion of long-term debt										968,000,000	799,000,000
Retired and redeemed outstanding principal amount										$ 1,274,000,000	$ 1,648,000,000	$ 1,040,000,000
Loans payable
Debt Instrument [Line Items]
Redemption price (percent)										101.00%
5.25% Notes Due 2026 | Loans payable
Debt Instrument [Line Items]
Interest rate on debt instruments (percent)		5.25%
Aggregate principal amount		$ 500,000,000
Proceeds from issuance, net		$ 497,000,000
Redemption price (percent)		100.00%
1.30% Notes due August 15, 2026 | Loans payable
Debt Instrument [Line Items]
Interest rate on debt instruments (percent)				1.30%						1.30%
Aggregate principal amount				$ 500,000,000
Proceeds from issuance, net				$ 495,000,000
2.85% Notes due March 15, 2023 | Loans payable
Debt Instrument [Line Items]
Interest rate on debt instruments (percent)			2.85%							2.85%			2.85%
Retired and redeemed outstanding principal amount	$ 360,000,000
2.70% Notes due December 15, 2022 | Loans payable
Debt Instrument [Line Items]
Interest rate on debt instruments (percent)			2.70%							2.70%
Retired and redeemed outstanding principal amount			$ 400,000,000
0.63% Euro Notes Due August 17, 2021 | Loans payable
Debt Instrument [Line Items]
Interest rate on debt instruments (percent)					0.63%	0.63%
Retired and redeemed outstanding principal amount					$ 709,000,000	€ 600
4.75% Notes Due March 1, 2021 | Loans payable
Debt Instrument [Line Items]
Interest rate on debt instruments (percent)								4.75%
Retired and redeemed outstanding principal amount								$ 323,000,000
Notes Due November 30, 2020 | Loans payable
Debt Instrument [Line Items]
Interest rate on debt instruments (percent)									3.65%
Retired and redeemed outstanding principal amount									$ 700,000,000
5.25% Notes due February 15, 2026 | Loans payable
Debt Instrument [Line Items]
Interest rate on debt instruments (percent)										5.25%
0.90% Notes due December 3, 2025 | Loans payable
Debt Instrument [Line Items]
Interest rate on debt instruments (percent)							0.90%			0.90%
Aggregate principal amount							$ 500,000,000
Proceeds from issuance, net							$ 496,000,000

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

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