Fair Value Measurements (Details) - EBP 004 - USD ($)	Jan. 31, 2026	Jan. 31, 2025
EBP, Investment, Fair Value and NAV [Line Items]
Investments, at fair value	$ 211,353,868	$ 171,519,699
Walmart Inc. equity securities
EBP, Investment, Fair Value and NAV [Line Items]
Investments, at fair value	24,235,146	20,761,449
Cash equivalent
EBP, Investment, Fair Value and NAV [Line Items]
Investments, at fair value	1,075,935	683,595
Mutual funds
EBP, Investment, Fair Value and NAV [Line Items]
Investments, at fair value	186,042,787	150,074,655
Level 1 \| Walmart Inc. equity securities
EBP, Investment, Fair Value and NAV [Line Items]
Investments, at fair value	24,235,146	20,761,449
Level 1 \| Cash equivalent
EBP, Investment, Fair Value and NAV [Line Items]
Investments, at fair value	1,075,935	683,595
Level 1 \| Mutual funds
EBP, Investment, Fair Value and NAV [Line Items]
Investments, at fair value	$ 186,042,787	$ 150,074,655

Fair value of investment, excluding plan interest in master trust, held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Includes, but is not limited to, derivative, investment measured at net asset value per share as practical expedient, and insurance contract not meeting fully-benefit responsive investment criteria.

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+ Details

- 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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