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Organization and Summary of Significant Accounting Policies - Summary of Financial Instruments at Fair Value on a Recurring Basis (Detail) - Fair Value, Recurring [Member] | Dec. 31, 2020 USD ($)
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Hybrid debt instrument at fair value | 0
Fair Value, Inputs, Level 1 [Member] |
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Hybrid debt instrument at fair value |
Fair Value, Inputs, Level 2 [Member] |
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Hybrid debt instrument at fair value |
Fair Value, Inputs, Level 3 [Member] |
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Hybrid debt instrument at fair value | $ 0

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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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- Definition Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=121572278&loc=d3e13433-108611 + Details
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