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STOCKHOLDERS' EQUITY - Common Stock Shares (Details) | 9 Months Ended |
--- | --- | ---
Sep. 30, 2021 Vote $ / shares shares | Dec. 31, 2020 $ / shares shares
Class of Stock [Line Items] |  |
Ratio to be applied to the stock in the conversion | 20.00% |
Class A Common Stock |  |
Class of Stock [Line Items] |  |
Common shares, shares authorized (in shares) | 100,000,000 |
Common shares, par value (in dollars per share) | $ / shares | $ 0.0001 |
Common shares, votes per share | Vote | 1 |
Common shares, shares issued (in shares) | 27,600,000 | 27,600,000
Common shares, shares outstanding (in shares) | 27,600,000 | 27,600,000
Class B Common Stock |  |
Class of Stock [Line Items] |  |
Common shares, shares authorized (in shares) | 20,000,000 | 20,000,000
Common shares, par value (in dollars per share) | $ / shares | $ 0.0001 | $ 0.0001
Common shares, votes per share | Vote | 1 |
Common shares, shares issued (in shares) | 6,900,000 | 6,900,000
Common shares, shares outstanding (in shares) | 6,900,000 | 6,900,000
Number of Class A common stock issued upon conversion of each share (in shares) | 1 |

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- Definition Face amount or stated value per share of common stock. + 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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- 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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