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Common Stock - Summary of Common Stock Warrants Outstanding (Detail) - Warrant Liability shares in Thousands | 12 Months Ended
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Dec. 31, 2020 $ / shares shares
Class Of Stock [Line Items] |
Warrants Issuance Date | Aug. 12, 2019
Shares Issuable | shares | 5,841
Expiration Date | Feb. 12, 2022
Exercise Price per Share | $ / shares | $ 4.50

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- Definition Warrants expiration date. + References No definition available. + Details
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Period Type: | duration

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- Definition Warrants issuance date. + References No definition available. + Details
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Balance Type: | na
Period Type: | duration

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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. + References No definition available. + Details
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- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644 + Details
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- Definition Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644 + Details
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Period Type: | instant

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- Details
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