Goodwill and Acquired Intangible Assets, Net - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2025	Oct. 31, 2024	Jan. 31, 2025
Intangible Asset, Acquired, Finite-Lived [Line Items]
Gross Carrying Value	$ 104,845		$ 104,845		$ 80,386
Amortization of intangible assets	3,800	$ 200	10,700	$ 3,000
Internet Domain Names
Intangible Asset, Acquired, Finite-Lived [Line Items]
Gross Carrying Value	$ 24,445		$ 24,445		23,986
Internet Domain Names | IP Addresses
Intangible Asset, Acquired, Finite-Lived [Line Items]
Gross Carrying Value					$ 24,000
Useful life					10 years