Business and Summary of Significant Accounting Policies - Intangible Assets and Related Accumulated Amortization (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2022
Finite-Lived Intangible Assets, Net [Abstract]
Amortization of intangible assets	$ 42	$ 40	$ 40
Gross Carrying Amount	1,721	1,633
Accumulated Amortization	(1,315)	(1,226)
Total	$ 406	407
Weighted average useful life	9 years 1 month 6 days
Customer Relationships, Trade Names, Patents, and User List
Finite-Lived Intangible Assets, Net [Abstract]
Amortization of intangible assets	$ 89	98	$ 94
Customer relationships
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	664	659
Accumulated Amortization	(436)	(402)
Total	228	257
Developed technologies
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	933	858
Accumulated Amortization	(765)	(718)
Total	168	140
Trade names and patents
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	116	116
Accumulated Amortization	(113)	(106)
Total	3	$ 10
Other
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	8
Accumulated Amortization	(1)
Total	$ 7
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