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v3.23.2

Convertible Senior Notes, Net (Tables) | 6 Months Ended
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Jul. 31, 2023
Debt Disclosure [Abstract] |
Schedule of Debt | The net carrying amount of the Notes consisted of the following:
| As of July 31, 2023 |  | As of January 31, 2023
| (dollars in millions)
2025 Notes: |  |  |
Principal | $ | 552 |  |  | $ | 1,060 |
Less: unamortized debt issuance costs | (3) |  |  | (8) |
Net carrying amount | $ | 549 |  |  | $ | 1,052 |
2026 Notes: |  |  |
Principal | $ | 908 |  |  | $ | 1,150 |
Less: unamortized debt issuance costs | (6) |  |  | (9) |
Net carrying amount | $ | 902 |  |  | $ | 1,141 |
Schedule of Carrying Amounts and Estimated Fair Values of Convertible Note | The following table presents the principal amounts and estimated fair values of the Notes, which are not recorded at fair value on the condensed consolidated balance sheets:
| As of July 31, 2023
| Principal Amount |  | Estimated Fair Value
| (dollars in millions)
2025 Notes | $ | 552 |  |  | $ | 502 |
2026 Notes | $ | 908 |  |  | $ | 787 |

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- Definition Tabular disclosure of information pertaining to carrying amount and estimated fair value of short-term and long-term debt instruments or arrangements, including but not limited to, identification of terms, features, and collateral requirements. + References No definition available. + Details
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