Business and Summary of Significant Accounting Policies - Intangible Assets and Related Accumulated Amortization (Details) - USD ($) $ in Millions	12 Months Ended
Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2021
Finite-Lived Intangible Assets, Net [Abstract]
Amortization of intangible assets	$ 40	$ 40	$ 38
Gross Carrying Amount	1,633	1,630
Accumulated Amortization	(1,226)	(1,136)
Total	$ 407	494
Weighted average useful life	9 years 3 months 18 days
Customer Relationships, Trade Names, Patents, and User List
Finite-Lived Intangible Assets, Net [Abstract]
Amortization of intangible assets	$ 98	94	$ 70
Customer relationships
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	659	667
Accumulated Amortization	(402)	(375)
Total	257	292
Developed technologies
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	858	847
Accumulated Amortization	(718)	(661)
Total	140	186
Trade names and patents
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	116	116
Accumulated Amortization	(106)	(100)
Total	$ 10	$ 16
Minimum \| Customer Relationships, Trade Names, Patents, and User List
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible asset, useful life	3 years
Maximum \| Customer Relationships, Trade Names, Patents, and User List
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible asset, useful life	15 years

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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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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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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