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Debt and Financing Activities - Revolving Credit Facilities (Details) - Revolving Credit Facility - USD ($)					12 Months Ended
	Apr. 24, 2026	Apr. 01, 2026	May 08, 2025	Nov. 07, 2022	Mar. 31, 2026	Mar. 31, 2025
Line of Credit | Subsequent Event
Line of Credit Facility [Line Items]
Credit facility borrowing capacity		$ 1,000,000,000.0
Line of Credit | Subsequent Event | Base Rate
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate		0.25%
Senior Unsecured Credit Facility (the 2022 Credit Facility) | Unsecured Debt
Line of Credit Facility [Line Items]
Debt Instrument, Term				5 years
Credit facility borrowing capacity				$ 4,000,000,000.0
Proceeds from lines of credit					$ 0	$ 0
Long-term line of credit					0	$ 0
Senior Unsecured Credit Facility (the 2022 Credit Facility), Canadian Dollar, British Pound Sterling, and Euros Sublimit | Unsecured Debt
Line of Credit Facility [Line Items]
Credit facility borrowing capacity				$ 3,600,000,000
Senior Unsecured Credit Facility (364 Day Credit Facility) | Unsecured Debt
Line of Credit Facility [Line Items]
Debt Instrument, Term			364 days
Credit facility borrowing capacity			$ 1,000,000,000.0
Proceeds from lines of credit					0
Line of credit, current					$ 0
Senior Unsecured Credit Facility (the 2026 Credit Facility) | Unsecured Debt | Subsequent Event
Line of Credit Facility [Line Items]
Credit facility borrowing capacity	$ 5,000,000,000.0
Senior Unsecured Credit Facility (the 2026 Credit Facility) | Line of Credit | Subsequent Event | Fed Funds Effective Rate Overnight Index Swap Rate
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate	0.50%
Senior Unsecured Credit Facility (the 2026 Credit Facility) | Line of Credit | Subsequent Event | Secured Overnight Financing Rate (SOFR)
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate	1.00%
Senior Unsecured Credit Facility (the 2026 Credit Facility) | Line of Credit | Subsequent Event | Secured Overnight Financing Rate (SOFR) | Minimum
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate	0.625%
Senior Unsecured Credit Facility (the 2026 Credit Facility) | Line of Credit | Subsequent Event | Secured Overnight Financing Rate (SOFR) | Maximum
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate	1.25%
Senior Unsecured Credit Facility (the 2026 Credit Facility) | Line of Credit | Subsequent Event | Base Rate | Minimum
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate	0.00%
Senior Unsecured Credit Facility (the 2026 Credit Facility) | Line of Credit | Subsequent Event | Base Rate | Maximum
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate	0.25%
Senior Unsecured Credit Facility (the 2026 Credit Facility), Canadian Dollar, British Pound Sterling, and Euros Sublimit | Unsecured Debt | Subsequent Event
Line of Credit Facility [Line Items]
Credit facility borrowing capacity	$ 4,500,000,000
Senior Unsecured Credit Facility (the 2026 Credit Facility), Canadian Dollar, British Pound Sterling, and Euros Sublimit | Line of Credit | Subsequent Event | Minimum
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate	0.625%
Senior Unsecured Credit Facility (the 2026 Credit Facility), Canadian Dollar, British Pound Sterling, and Euros Sublimit | Line of Credit | Subsequent Event | Maximum
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate	1.25%

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

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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.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
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-Section S50
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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

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-Topic 210
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X

- Definition

The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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