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Goodwill and Intangible Assets	9 Months Ended
Goodwill and Intangible Assets	Oct. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill and Intangible Assets	Goodwill and Intangible Assets Goodwill As of October 31, 2021 and January 31, 2021, the Company had goodwill of $4.7 million and $4.8 million, respectively. Goodwill is not amortized but is subject to periodic testing for impairment at the reporting unit level, which is at or one level below the operating segment level. The Company operates as one operating segment, which represents its one reporting unit. The test for impairment is conducted annually each November 1st, or more frequently if events occur or circumstances change that would more likely than not reduce the fair value of a reporting unit below its carrying amount. The Company determined that no events occurred or circumstances changed during the nine months ended October 31, 2021 and 2020 that would more likely than not reduce the fair value of the Company's reporting unit below its carrying amount. However, if certain events occur or circumstances change, it may be necessary to record impairment charges in the future. Intangible Assets As of October 31, 2021 and January 31, 2021, the Company had intangible assets, net of $0.3 million and $0.8 million, respectively. The Company's intangible assets are amortized on a straight-line basis over their estimated useful lives. Intangible assets with finite lives are reviewed for impairment whenever events or changes in circumstances indicate that the carrying amount of such assets may not be recoverable. The Company has no indefinite-lived intangible assets. The Company determined that no events occurred or circumstances changed during the nine months ended October 31, 2021 and 2020 that would indicate that its intangible assets with finite lives may not be recoverable. However, if certain events occur or circumstances change, it may be necessary to record impairment charges in the future. Amortization expense related to intangible assets totaled $0.2 million and $0.5 million for the three and nine months ended October 31, 2021, respectively and $0.1 million and $0.4 million for the three and nine months ended October 31, 2020, respectively.