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Stock-Based Compensation - Tender Offer/Employee Note (Details) - USD ($) |  | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jun. 17, 2021 | Jan. 31, 2021 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Nov. 30, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Stock based compensation expense |  |  | $ 70,844,000 | $ 10,124,000 | $ 9,889,000 |  |
Contra-equity account |  |  |  |  |  | $ 2,700,000 |
Employee Note | Limited Recourse Debt |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Face amount |  |  |  |  |  |  | $ 2,700,000
Number of shares available for issuance (in shares) |  |  | 0 |  |  |  | 4,000,000
Interest rate |  |  |  |  |  |  | 3.04%
Debt repaid | $ 2,900,000 |  |  |  |  |  |
Tender Offer |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Number of shares sold (in shares) |  | 442,469 |  |  |  |  |
Stock based compensation expense |  | $ 0 |  |  |  |  |

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