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Stock-Based Compensation (Details) - USD ($) $ in Thousands | 2 Months Ended | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jun. 30, 2022 | Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Apr. 30, 2022 | Jun. 30, 2021 | Dec. 31, 2021 | Jun. 30, 2015
Employee Stock [Member] |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |
Shares reserved for issuance | 3,455,128 | 3,455,128 |  | 3,455,128 |  |  |  | 3,451,495
Shares granted | 0 |  |  |  | 284,583 |  |  |
Proceeds from shares purchased |  |  |  |  | $ 8,500 |  |  |
Shares reserved for issuance as a proportion of common stock outstanding (as a percent) |  |  |  | 4.00% |  |  |  |
Employee Stock [Member] | Minimum |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |
Shares reserved for issuance | 880,000 | 880,000 |  | 880,000 |  |  |  |
Additional shares reserved for issuance | 3,500,000 | 3,500,000 |  | 3,500,000 |  |  |  |
Shares reserved for issuance as a proportion of common stock outstanding (as a percent) |  |  |  | 1.00% |  |  |  |
Performance-based awards |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |
Stock-based compensation expense |  | $ 14,100 | $ 19,000 | $ 27,500 |  | $ 30,000 |  |
Options to purchase common stock |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |
Stock-based compensation expense |  | $ 40,973 | $ 35,103 | $ 76,060 |  | $ 58,335 |  |
Shares granted |  |  |  | 4,698,000 |  |  |  |
Shares available for issuance | 3,193,000 | 3,193,000 |  | 3,193,000 |  |  | 4,319,000 |
Restricted stock units |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |
Number of shares vested |  |  |  | 777,000 |  |  |  |
Shares granted |  |  |  | 4,698,000 |  |  |  |

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