Intangible Assets and Goodwill - Schedule of Intangible Assets (Details) - USD ($) $ in Thousands	Oct. 31, 2025	Jan. 31, 2025
Finite-Lived Intangible Assets [Line Items]
Gross	$ 554,581	$ 500,969
Accumulated Amortization	(298,427)	(223,767)
Net	256,154	277,202
Indefinite-lived intangible assets—trademarks	426	826
Total intangible assets, net	256,580	278,028
Developed technology
Finite-Lived Intangible Assets [Line Items]
Gross	317,364	277,063
Accumulated Amortization	(131,191)	(92,033)
Net	186,173	185,030
Developer community
Finite-Lived Intangible Assets [Line Items]
Gross	154,900	154,900
Accumulated Amortization	(109,618)	(86,472)
Net	45,282	68,428
Assembled workforce
Finite-Lived Intangible Assets [Line Items]
Gross	55,732	55,732
Accumulated Amortization	(44,533)	(36,929)
Net	11,199	18,803
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross	16,400	4,400
Accumulated Amortization	(4,432)	(328)
Net	11,968	4,072
Patents
Finite-Lived Intangible Assets [Line Items]
Gross	8,874	8,874
Accumulated Amortization	(8,609)	(8,005)
Net	265	$ 869
Other Intangible Assets
Finite-Lived Intangible Assets [Line Items]
Gross	1,311
Accumulated Amortization	(44)
Net	$ 1,267