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Convertible Preferred Stock - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands |  |  | 12 Months Ended
--- | --- | --- | ---
May 19, 2020 | Jul. 16, 2019 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Temporary Equity [Line Items] |  |  |  |  |
Issuance of Series B Convertible Preferred Stock |  |  | $ 0 | $ 0 | $ 175,000
Conversion price per share (in dollars per share) |  |  | $ 4.00 |  |
Series A 10% Convertible Preferred Stock |  |  |  |  |
Temporary Equity [Line Items] |  |  |  |  |
Convertible preferred stock issued/ sold (in shares) |  | 210,000 |  |  |
Redemption value of convertible preferred stock issued |  | $ 210,000 |  |  |
Fair value of convertible preferred stock issued |  | $ 200,000 |  |  |
Temporary equity stock redeemed (in shares) | 210,000 |  |  |  |
Aggregate amount of redemption requirement | $ 210,000 |  |  |  |
Accrued and unpaid dividends | $ 2,900 |  |  |  |
Preferred stock, quarterly dividends rate | 10.00% |  |  |  |
Series B Convertible Preferred Stock |  |  |  |  |
Temporary Equity [Line Items] |  |  |  |  |
Convertible preferred stock issued/ sold (in shares) |  | 175,000 |  |  |
Issuance of Series B Convertible Preferred Stock |  | $ 175,000 |  |  |
Preferred stock, quarterly dividends rate | 10.00% |  |  |  |

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- Definition Fair value of temporary equity. + References No definition available. + Details
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- Definition Temporary equity accrued and unpaid dividends paid. + References No definition available. + Details
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- Definition Temporary Equity, Aggregate Redemption Price + References No definition available. + Details
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- Definition Temporary equity dividend rate percentage. + References No definition available. + Details
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- Definition Temporary equity stock conversion price. + References No definition available. + Details
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- Definition Temporary equity stock issued during period shares new issues. + References No definition available. + Details
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- Definition Temporary Equity Stock Redeemed During Period Shares + References No definition available. + Details
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- Definition The cash inflow from issuance of preferred stocks identified as being convertible into another form of financial instrument, typically the entity's common stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 + Details
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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 Value of new stock classified as temporary equity issued during the period. + References No definition available. + Details
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- Details
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- Details
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