Business and Summary of Significant Accounting Policies - Changes In the Carrying Amount of Goodwill (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Jan. 31, 2024 |
Jan. 31, 2023 |
Jan. 31, 2022 |
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| Accounting Policies [Abstract] | |||
| Impairment of goodwill | $ 0 | $ 0 | $ 0 |
| Goodwill [Roll Forward] | |||
| Goodwill, beginning of period, gross | 3,774,000,000 | 3,753,000,000 | |
| Less: accumulated impairment losses, beginning of the year | (149,000,000) | (149,000,000) | |
| Goodwill, beginning of the year | 3,625,000,000 | 3,604,000,000 | |
| Additions arising from acquisitions during the year | 25,000,000 | 85,000,000 | |
| Effect of foreign currency translation and measurement period adjustments | 3,000,000 | (64,000,000) | |
| Goodwill, end of the year | $ 3,653,000,000 | $ 3,625,000,000 | $ 3,604,000,000 |
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- References No definition available.
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount before accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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