Intangible Assets - Schedule of Intangible Assets (Details) - USD ($) $ in Thousands	Apr. 30, 2025	Jan. 31, 2025
Finite-Lived Intangible Assets [Line Items]
Intangible assets, gross	$ 3,388	$ 3,387
Less accumulated amortization	(1,404)	(1,262)
Intangible assets, net	1,984	2,125
Patents
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangibles	950	950
Intellectual Property
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangibles	$ 2,438	$ 2,437

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount before accumulated amortization of intangible assets, excluding goodwill.

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Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

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