Stockholders' Equity - Share-based Payment Arrangement Expensed and Capitalized, Amount (Details) $ in Millions	Jan. 31, 2022 USD ($)
Share-based Payment Arrangement [Abstract]
Fiscal 2023	$ 2,670
Fiscal 2024	1,661
Fiscal 2025	1,010
Fiscal 2026	239
Total stock-based expense	$ 5,580

Share-based Compensation Arrangement by Share-based Payment Award, Amortization, Year One

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Amortization, Year Four

+ References

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Amortization, Year Three

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Amortization, Year Two

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- Definition

Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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