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Business Combination - Narrative (Detail) $ / shares in Units, $ in Thousands | 9 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2021 USD ($) $ / shares shares | Sep. 30, 2020 USD ($) | Jun. 25, 2021 | Dec. 31, 2020 $ / shares shares
Business Acquisition [Line Items] |  |  |  |
Conversion ratio |  |  | 2.11 |
Business combination, acquisition related costs | $ | $ 36,700 |  |  |
Proceeds from issuance of common stock | $ | $ 56 | $ 1 |  |
Common stock, shares issued (in shares) | 136,754,685 |  |  | 70,266,925
Common stock, par value (in dollars per share) | $ / shares | $ 0.0001 |  |  | $ 0.0001
Number of vesting shares (in shares) | 4,500,000 |  |  |
PIPE investors |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Issue of common stocks, Initial public offering (in shares) | 20,000,000 |  |  |
Proceeds from issuance of common stock | $ | $ 200,000 |  |  |
Subscription shares |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Common stock, shares issued (in shares) | 4,300,001 |  |  |
Common stock, par value (in dollars per share) | $ / shares | $ 0.0001 |  |  |
Share price (in dollars per share) | $ / shares | $ 10.00 |  |  |

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- Definition Number of vesting shares. + References No definition available. + Details
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- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=123586518&loc=d3e1043-128460 + Details
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- Definition Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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