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Equity Incentive Plans and Stock-Based Compensation - 2014 Equity Incentive Plan/ESPP (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Sep. 30, 2018 | Jun. 10, 2015 | Oct. 31, 2018 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Intrinsic value of options exercised |  |  |  | $ 822 | $ 1,440 | $ 5,744
Restricted Stock |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Granted (in shares) |  |  |  | 1,424,261 | 1,315,210 | 1,230,180
Performance Stock Units |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Vesting period |  |  |  | 4 years |  |
Granted (in shares) |  |  |  | 363,445 | 326,630 | 314,538
Minimum | Restricted Stock |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Vesting period |  |  |  | 3 years |  |
Maximum | Restricted Stock |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Vesting period |  |  |  | 4 years |  |
2014 Stock Incentive Plan |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Expiration period |  |  |  | 5 years |  |
2014 Stock Incentive Plan | Stock options |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Expiration period |  |  |  | 10 years |  |
Vesting period |  |  |  | 4 years |  |
2014 Stock Incentive Plan | Minimum |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Percentage of exercise price of fair value per share on grant date |  |  |  | 110.00% |  |
2014 Stock Incentive Plan | Minimum | Non-Statutory Stock Options |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Percentage of exercise price of fair value per share on grant date |  |  |  | 100.00% |  |
2014 Stock Incentive Plan | Minimum | Restricted Stock |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Vesting period |  |  |  | 1 year |  |
2014 Stock Incentive Plan | Minimum | Performance Stock Units |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Vesting period |  |  |  | 1 year |  |
2014 Stock Incentive Plan | Maximum |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Additional shares reserved for future issuance (in shares) |  | 8,000,000 |  |  |  |
Percentage of outstanding shares of common stock |  | 5.00% |  |  |  |
Combined voting power of all classes of stock |  |  |  | 10.00% |  |
2014 Stock Incentive Plan | Maximum | Restricted Stock |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Vesting period |  |  |  | 4 years |  |
2014 Stock Incentive Plan | Maximum | Performance Stock Units |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Vesting period |  |  |  | 4 years |  |
2014 Employee Stock Purchase Plan | ESPP |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Percentage of eligible compensation | 15.00% |  |  |  |  |
Offering period | 24 months |  |  |  |  |
Amended 2014 Employee Stock Purchase Plan | ESPP |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Number of shares available for future grant (in shares) |  |  |  | 531,170 |  |
Percentage of eligible compensation |  |  | 10.00% |  |  |
Offering period |  |  | 6 months |  |  |
Percentage of market value |  |  |  | 85.00% |  |
Maximum number of shares per employee (in shares) |  |  |  | 1,500 |  |
ESPP |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Shares purchased (in shares) |  |  |  | 281,107 | 274,937 | 434,547
Price per share (in dollars per share) |  |  |  | $ 11.69 | $ 12.88 | $ 7.46
Intrinsic value of options exercised |  |  |  | $ 1,200 | $ 1,200 | $ 2,100

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