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Stock-Based Compensation - Additional Information (Details) |  | 12 Months Ended |
--- | --- | --- | ---
Jun. 17, 2020 shares | Dec. 31, 2021 USD ($) shares | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Jun. 10, 2021 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Change in control severance payment period for executives |  | 12 months |  |  |
Total unrecognized compensation costs |  | $ 187,400,000 |  |  |
Recognized over a weighted-average period |  | 2 years 7 months 6 days |  |  |
Dividend yield |  | 0.00% | 0.00% | 0.00% |
Total intrinsic value of options exercised |  | $ 17,300,000 | $ 15,900,000 | $ 30,600,000 |
Maximum 401(k) per employee, percentage of annual salary |  | 60.00% |  |  |
Matching 401(k) employer contribution, maximum amount |  | $ 6,000 |  |  |
Compensation expense in connection with 401(k) retirement plan |  | $ 3,600,000 | 3,500,000 | 3,500,000 |
2017 Performance Incentive Plan |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Number of shares authorized | shares |  | 34,200,000 |  |  | 5,000,000
Share-based compensation plan's share limit reduction for every one restricted stock unit granted |  | 1.5 |  |  |
Stock options term under equity incentive plans |  | 8 years |  |  |
Stock Options |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Dividend yield |  | 0.00% |  |  |
Stock Options | 2017 Performance Incentive Plan | Employee |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Service period for stock-based compensation award granted |  | 4 years |  |  |
Stock Options | 2017 Performance Incentive Plan | Director |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Service period for stock-based compensation award granted |  | 1 year |  |  |
RSUs and PSUs | 2017 Performance Incentive Plan | Employee |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Service period for stock-based compensation award granted |  | 3 years |  |  |
Employee Stock Purchase Plan | Employee Stock Purchase Plan |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Purchase price of common stock, percent |  | 85.00% |  |  |
Number of common stock shares available for stock options grants (in shares) | shares |  | 3,500,000 |  |  |
Number of additional shares available for award grants (in shares) | shares | 1,000,000 |  |  |  |
Restricted Stock Units (RSU) |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Fair value of restricted stock vested |  | $ 45,300,000 | $ 33,300,000 | $ 32,400,000 |

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