Convertible Senior Notes, Net - Schedule of Convertible Debt (Details) - Senior Notes - USD ($) $ in Millions	Jul. 31, 2025	Jan. 31, 2025
2025 Notes
Debt Instrument [Line Items]
Principal	$ 510	$ 510
Less: unamortized debt issuance costs	0	(1)
Net carrying amount	510	509
2026 Notes
Debt Instrument [Line Items]
Principal	350	350
Less: unamortized debt issuance costs	(1)	(1)
Net carrying amount	$ 349	$ 349

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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+ Details

- Definition

Amount of unamortized debt discount (premium) and debt issuance costs.

+ References + Details

- Definition

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

+ References

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