Acquisitions - Schedule of Identifiable Intangible Assets (Details) - USD ($) $ in Thousands			12 Months Ended
	Sep. 12, 2025	Nov. 20, 2024	Jan. 31, 2026	Jan. 31, 2025
Developed technology
Intangible Asset, Acquired, Finite-Lived [Line Items]
Weighted-Average Remaining Useful Life			54 months	55 months
Customer relationships
Intangible Asset, Acquired, Finite-Lived [Line Items]
Weighted-Average Remaining Useful Life			53 months	65 months
Onum Technology, Inc.
Intangible Asset, Acquired, Finite-Lived [Line Items]
Fair Value	$ 21,400
Onum Technology, Inc. \| Developed technology
Intangible Asset, Acquired, Finite-Lived [Line Items]
Fair Value	$ 20,600
Weighted-Average Remaining Useful Life	84 months
Onum Technology, Inc. \| Customer relationships
Intangible Asset, Acquired, Finite-Lived [Line Items]
Fair Value	$ 800
Weighted-Average Remaining Useful Life	24 months
A.S. Adaptive Shield Ltd.
Intangible Asset, Acquired, Finite-Lived [Line Items]
Fair Value		$ 31,100
A.S. Adaptive Shield Ltd. \| Developed technology
Intangible Asset, Acquired, Finite-Lived [Line Items]
Fair Value		$ 23,600
Weighted-Average Remaining Useful Life		72 months
A.S. Adaptive Shield Ltd. \| Customer relationships
Intangible Asset, Acquired, Finite-Lived [Line Items]
Fair Value		$ 7,500
Weighted-Average Remaining Useful Life		72 months