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Related Party Transactions - Founder Shares (Details) |  | 1 Months Ended | 3 Months Ended | 4 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Jan. 14, 2021 USD ($) shares | Oct. 31, 2020 USD ($) $ / shares shares | Mar. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) D $ / shares shares | Sep. 30, 2021 USD ($) $ / shares shares | Dec. 31, 2020 USD ($) $ / shares
Related Party Transaction [Line Items] |  |  |  |  |  |
Aggregate purchase price |  |  | $ 35,000,000 |  |  |
Proceeds received from initial public offering, gross |  |  |  |  |  | $ 100,000,000
890 5TH AVENUE PARTNERS, INC. |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Aggregate purchase price |  |  |  | $ 25,000 |  |
Offering costs |  |  |  | $ 115,392 | $ 5,832,150 |
Proceeds received from initial public offering, gross |  |  |  |  | 287,500,000 |
Proceeds received from private placement |  |  |  |  | $ 7,775,000 |
IPO | 890 5TH AVENUE PARTNERS, INC. |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Offering costs | $ 6,200,000 |  |  |  |  |
Proceeds received from initial public offering, gross | $ 287,500,000 |  |  |  |  |
Private Placement Warrant | 890 5TH AVENUE PARTNERS, INC. |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Number of shares issued | shares |  |  |  | 777,500 | 777,500 |
Par value | $ / shares |  |  |  | $ 10.00 | $ 10.00 | $ 10.00
Exercise price of warrants | $ / shares |  |  |  | $ 11.50 | $ 11.50 | $ 11.50
Threshold trading days for transfer, assign or sale of shares or warrants, after the completion of the initial business combination |  |  |  | 30 | 30 |
Threshold period after the business combination in which the 20 trading days within any 30 trading day period commences |  |  |  | 30 days |  |
Offering costs |  |  |  |  | $ 12,000 |
Proceeds received from private placement |  |  |  | $ 7,800,000 | $ 7,800,000 |
Class A Common Stock | 890 5TH AVENUE PARTNERS, INC. |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Shares subject to forfeiture | shares |  |  |  |  | 28,750,000 |
Stock price trigger to transfer, assign or sell any shares or warrants of the company, after the completion of the initial business combination (in dollars per share) | $ / shares |  |  |  | $ 12.00 | $ 12.00 |
Threshold trading days for transfer, assign or sale of shares or warrants, after the completion of the initial business combination |  |  |  | 20 | 20 |
Threshold consecutive trading days for transfer, assign or sale of shares or warrants, after the completion of the initial business combination |  |  |  | 30 | 30 |
Threshold period after the business combination in which the 20 trading days within any 30 trading day period commences |  |  |  | 150 days | 150 days |
Class F Common Stock | 890 5TH AVENUE PARTNERS, INC. |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Shares subject to forfeiture | shares |  | 937,500 |  |  |  |
Percentage of issued and outstanding shares after the Initial Public Offering collectively held by initial stockholders |  |  |  | 20.00% |  |
Class F Common Stock | Over-allotment option | 890 5TH AVENUE PARTNERS, INC. |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Shares subject to forfeiture | shares | 937,500 |  |  |  |  |
Founder shares | 890 5TH AVENUE PARTNERS, INC. |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Restrictions on transfer period of time after business combination completion |  |  |  | 1 year | 1 year |
Sponsor | Class F Common Stock | 890 5TH AVENUE PARTNERS, INC. |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Number of shares issued | shares |  | 7,187,500 |  |  |  |
Aggregate purchase price |  | $ 25,000 |  |  |  |
Exercise price of warrants | $ / shares |  | $ 0.0001 |  |  |  |
Shares subject to forfeiture | shares | 937,500 | 937,500 |  |  |  |
Percentage of issued and outstanding shares after the Initial Public Offering collectively held by initial stockholders | 20.00% |  |  |  |  |

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