Intangible Assets - Schedule of Intangible Assets (Details) - USD ($) $ in Thousands	Jan. 31, 2021	Jan. 31, 2020
Finite-Lived Intangible Assets [Line Items]
Intangible assets, gross	$ 5,011	$ 4,907
Less accumulated amortization	(1,655)	(1,042)
Intangible assets, net	3,356	3,865
Patents
Finite-Lived Intangible Assets [Line Items]
Patents	950	950
Intellectual property excluding patents
Indefinite-lived Intangible Assets [Line Items]
Intellectual property excluding patents and Software licenses	2,458	2,354
Software licenses
Indefinite-lived Intangible Assets [Line Items]
Intellectual property excluding patents and Software licenses	$ 1,603	$ 1,603

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

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-Name Accounting Standards Codification
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-Publisher FASB
-Name Accounting Standards Codification
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