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Marketable Securities - Noncurrent - Additional Information (Detail) $ / shares in Units, $ in Thousands | 12 Months Ended
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Dec. 31, 2021 USD ($) $ / shares
Investments Debt And Equity Securities [Abstract] |
Gains on disposal of marketable securities | $ 125
Gain loss on disposal of marketable security that have been fully impaired | 79
Gain on deemed disposal arising from partial conversion of promissory note into preferred shares | $ 46
Conversion price | $ / shares | $ 3.00

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- Definition Gain loss on disposal of marketable security that have been fully impaired. + References No definition available. + Details
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- Definition Gain on deemed disposal arising from partial conversion of promissory note into preferred shares. + References No definition available. + Details
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- Definition The price per share of the conversion feature embedded in the debt instrument. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123466204&loc=SL6031898-161870 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 + Details
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- Definition Amount of unrealized and realized gain (loss) on investment in marketable security, including other-than-temporary impairment (OTTI). + References No definition available. + Details
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