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Stock-Based Compensation - Narrative (Details) $ / shares in Units, $ in Thousands |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Mar. 18, 2024 | Jan. 31, 2024 shares | Dec. 31, 2024 USD ($) $ / shares shares | Dec. 31, 2023 USD ($) $ / shares shares | Dec. 31, 2022 USD ($) $ / shares | Dec. 31, 2021 installment $ / shares shares | Dec. 31, 2018 offering_period shares | Dec. 31, 2014 shares | Oct. 03, 2018 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Common stock shares reserved for future issuance (in shares) | shares |  |  | 48,778,582 | 46,969,237 |  |  |  |  |
Stock-based compensation expense |  |  | $ 68,391 | $ 74,195 | $ 75,501 |  |  |  |
Intrinsic value of options exercised |  |  | $ 8,000 | $ 5,400 | 6,600 |  |  |  |
Weighted-average grant-date fair value of options granted (in dollars per share) | $ / shares |  |  |  |  |  | $ 19.19 |  |  |
Granted (in shares) | shares |  |  | 0 | 0 |  |  |  |  |
Share-based payment arrangement, expense, tax benefit |  |  | $ 12,800 | $ 0 | 0 |  |  |  |
Options |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Common stock shares reserved for future issuance (in shares) | shares |  |  | 2,392,899 | 3,260,914 |  |  |  |  |
Expected dividend rate |  |  | 0.00% |  |  |  |  |  |
Stock-based compensation expense |  |  | $ 1,300 | $ 5,100 | 11,400 |  |  |  |
RSU's |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Stock-based compensation expense |  |  |  |  | $ 59,700 |  |  |  |
Unrecognized stock-based compensation, excluding options |  |  | $ 86,200 |  |  |  |  |  |
Unrecognized stock-based compensation cost, weighted average period of recognition (in years) |  |  | 2 years 2 months 12 days |  |  |  |  |  |
Granted (in dollars per share) | $ / shares |  |  | $ 11.90 | $ 11.73 | $ 19.66 |  |  |  |
Fair value of awards vested |  |  | $ 66,200 | $ 61,900 | $ 57,400 |  |  |  |
PSU's |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Share-based compensation arrangement by share-based payment award, award performance period (in months) | 23 months |  |  |  |  |  |  |  |
Share-based compensation arrangement by share-based payment award, award requisite service period (in months) | 35 months |  |  |  |  |  |  |  |
PSU's | Target One |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Vesting percentage (as percent) | 50.00% |  |  |  |  |  |  |  |
PSU's | Target Two |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Vesting percentage (as percent) | 50.00% |  |  |  |  |  |  |  |
Employee Stock |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Stock-based compensation expense |  |  | $ 2,600 | $ 5,000 | 4,500 |  |  |  |
Common shares available for issuance (in shares) | shares |  | 1,098,182 |  |  |  |  |  |  |
Restricted Stock Units (RSUs) and Performance Shares |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Common stock shares reserved for future issuance (in shares) | shares |  |  | 8,841,716 | 10,348,892 |  |  |  |  |
Stock-based compensation expense |  |  | $ 66,200 | $ 65,100 |  |  |  |  |
2014 Equity Incentive Plan |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Shares available for grant (in shares) | shares |  |  |  |  |  |  |  | 12,462,985 |
Grant price, threshold of fair value price must meet (as percent) |  |  |  |  |  |  |  | 100.00% |
Vesting period (in years) |  |  |  |  |  |  |  | 4 years |
Expiration period (in years) |  |  |  |  |  |  |  | 10 years |
2018 Equity Incentive Plan |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Shares available for grant (in shares) | shares |  | 6,863,637 |  |  |  |  |  |  |
Common stock shares reserved for future issuance (in shares) | shares |  |  | 27,152,973 | 23,342,093 |  |  |  |  | 10,701,505
Offering period (in months) |  |  |  |  |  |  | 24 months |  |
Common shares available for issuance (in shares) | shares |  |  | 657,526 |  |  |  |  |  |
CEO Award |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Expected dividend rate |  |  |  |  |  | 0.00% |  |  |
CEO Award | CEO |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Exercisable shares (in shares) | shares |  |  |  |  |  | 1,500,000 |  |  |
Number of installments | installment |  |  |  |  |  | 16 |  |  |
Market Condition vesting period (in days) |  |  |  |  |  | 90 days |  |  |
Stock-based compensation expense |  |  | $ 1,300 | $ 5,100 | 11,000 |  |  |  |
Expected term (in years) |  |  |  |  |  | 2 years 1 month 6 days |  |  |
2018 Employee Incentive Plan - PSU Award | PSU's |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Vesting period (in years) |  |  |  | 4 years |  |  |  |  |
2018 Employee Incentive Plan - PSU Award | PSU's | Target One |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Vesting period (in years) |  |  |  | 1 year |  |  |  |  |
Vesting percentage (as percent) |  |  |  | 25.00% |  |  |  |  |
2018 Employee Incentive Plan - PSU Award | PSU's | Target Two |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Vesting percentage, quarterly |  |  |  | 6.25% |  |  |  |  |
2018 Employee Incentive Plan - PSU Award | PSU's | Members of the Companies Leadership |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Stock-based compensation expense |  |  | 3,100 | $ 2,400 | $ 4,400 |  |  |  |
Unrecognized stock-based compensation, excluding options |  |  | $ 5,500 |  |  |  |  |  |
Unrecognized stock-based compensation cost, weighted average period of recognition (in years) |  |  | 2 years 1 month 6 days |  |  |  |  |  |
Granted (in dollars per share) | $ / shares |  |  | $ 12.06 | $ 11.72 | $ 24.49 |  |  |  |
2018 Employee Stock Purchase Plan |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Common stock shares reserved for future issuance (in shares) | shares |  |  | 4,694,949 | 4,254,293 |  |  | 1,700,000 |  |
Expected dividend rate |  |  | 0.00% | 0.00% | 0.00% |  |  |  |
Unrecognized stock-based compensation, excluding options |  |  | $ 1,500 |  |  |  |  |  |
Number of shares approved (in shares) | shares |  |  |  |  |  |  | 20,400,000 |  |
Discount on share at purchase date from original option price |  |  |  |  |  |  | 15.00% |  |
Offering period (in months) |  |  |  |  |  |  | 24 months |  |
Number of offering periods in ESPP (in months) | offering_period |  |  |  |  |  |  | 4 |  |
Length of offering period (in months) |  |  |  |  |  |  | 6 months |  |
Common stock percentage of purchase price (as percent) |  |  |  |  |  |  | 85.00% |  |

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