Stock-Based Compensation - Stock Option Activity (Parenthetical) (Details) - $ / shares	3 Months Ended	9 Months Ended
Aug. 01, 2020	Oct. 31, 2020
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options granted to purchase shares of common stock		3,185,542
Time Based Vesting Schedule \| 2020-2022 LTIP
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options granted to purchase shares of common stock	2,735,542
Options granted, exercise price	$ 0.53
Chief Executive Officer
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options granted to purchase shares of common stock	450,000
Options granted, exercise price	$ 0.64
Options granted, vesting period	34 months

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Gross number of share options (or share units) granted during the period.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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