Amount of liability recognized arising from contingent consideration in a business combination.

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Name:	us-gaap_BusinessCombinationContingentConsiderationLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Net Income (Loss) Per Share Attributable to Common Stockholders - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended		12 Months Ended
	Apr. 30, 2026	Apr. 30, 2026	Apr. 30, 2025	Jan. 31, 2026	Jan. 31, 2025	Jan. 31, 2024
Earnings Per Share [Abstract]
Contingent consideration related to business combinations	$ 43.8	$ 43.8
Number of days prior to vesting date		5 days
Shares issued		3,492
Weighted average price (in usd per share)		$ 439.30
Weighted average shares (in shares)	501,434	1,014,928,000	993,728,000	1,002,304,000	979,000,000	954,548,000