v3.21.1

Consolidated Statements of Cash Flows (Parenthetical) - USD ($) $ in Thousands | Jan. 31, 2021 | Feb. 01, 2020 | Jan. 31, 2020
--- | --- | --- | ---
Statement of Cash Flows [Abstract] |  |  |  |  |
Lease right-of-use assets | $ 2,654 | [1] | $ 2,741 | $ 0 | [1]
[1] | Figures as of January 31, 2021 reflect the Company's February 1, 2020 adoption of Accounting Standards Codification No. 842, Leases (ASC 842). For additional details, see Note 3(ac), "Summary of significant accounting policies — Impact of recently adopted accounting pronouncements."

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- Definition Amount of lessee's right to use underlying asset under operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977 + Details
Name: | us-gaap_OperatingLeaseRightOfUseAsset
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- References No definition available. + Details
Name: | us-gaap_StatementOfCashFlowsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration