Intangible Assets and Goodwill - Schedule of Intangible Assets (Details) - USD ($) $ in Thousands	Jul. 31, 2025	Jan. 31, 2025
Finite-Lived Intangible Assets [Line Items]
Gross	$ 554,581	$ 500,969
Accumulated Amortization	(269,559)	(223,767)
Net	285,022	277,202
Indefinite-lived intangible assets—trademarks	426	826
Total intangible assets, net	285,448	278,028
Developed technology
Finite-Lived Intangible Assets [Line Items]
Gross	317,364	277,063
Accumulated Amortization	(115,204)	(92,033)
Net	202,160	185,030
Developer community
Finite-Lived Intangible Assets [Line Items]
Gross	154,900	154,900
Accumulated Amortization	(101,818)	(86,472)
Net	53,082	68,428
Assembled workforce
Finite-Lived Intangible Assets [Line Items]
Gross	55,732	55,732
Accumulated Amortization	(41,974)	(36,929)
Net	13,758	18,803
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross	16,400	4,400
Accumulated Amortization	(2,068)	(328)
Net	14,332	4,072
Patents
Finite-Lived Intangible Assets [Line Items]
Gross	8,874	8,874
Accumulated Amortization	(8,484)	(8,005)
Net	390	$ 869
Other Intangible Assets
Finite-Lived Intangible Assets [Line Items]
Gross	1,311
Accumulated Amortization	(11)
Net	$ 1,300