Intangible Assets Acquired Through Business Combinations and Goodwill - Schedule of Goodwill (Details) $ in Millions	6 Months Ended
Jul. 31, 2025 USD ($)
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 51,283
Acquisitions and adjustments	155
Goodwill, ending balance	$ 51,438

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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+ Details