Leases and Other Commitments - Narrative (Details) $ in Millions	12 Months Ended
Jan. 31, 2026 USD ($)
Other Commitments [Line Items]
Operating lease extension term (some leases)	6 years
Operating lease termination option	1 year
Sublease income, next five years	$ 258
Sublease income, thereafter	35
Operating lease commitment balance, including leases not yet commenced	4,400
Facilities Space
Other Commitments [Line Items]
Operating lease commitment balance, including leases not yet commenced	$ 3,800
Minimum
Other Commitments [Line Items]
Operating lease term	1 year
Maximum
Other Commitments [Line Items]
Operating lease term	20 years

Lessee, Operating Lease, Commitment including Lease Not yet Commenced, Amount

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- Definition

Lessee, Operating Lease, Termination Period

+ References

No definition available.

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- Definition

Lessor, Operating Lease, Payments to be Received, Next Five Years

+ References

No definition available.

+ Details

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- Definition

Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-3

+ Details

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- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

+ Details

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- Definition

Amount of lease payment to be received by lessor for operating lease after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 12
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479773/842-30-50-12

+ Details

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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

No definition available.

+ Details

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