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Equity Incentive Plans and Stock-Based Compensation - Schedule of Shares Available for Grant (Parenthetical) (Details) | 9 Months Ended
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Sep. 30, 2025 shares
Stock compensation plan |  |
Stock-based compensation |  |
Nonvested equity stock and stock units granted (in shares) | (1,467,381) | [1],[2]
Potential additional performance stock units |  |
Stock-based compensation |  |
Nonvested equity stock and stock units granted (in shares) | 200,000 |
Award date, Period 1 | Stock compensation plan |  |
Stock-based compensation |  |
Conversion factor used to calculate the decrease in the number of shares available for grant resulting from the grant of restricted stock awards | 1.5 |
Conversion factor used to calculate the increase in the number of shares available for grant resulting from the forfeiture of restricted stock awards | 1.5 |
Award date, Period 2 | Stock compensation plan |  |
Stock-based compensation |  |
Conversion factor used to calculate the decrease in the number of shares available for grant resulting from the grant of restricted stock awards | 1 |
Conversion factor used to calculate the increase in the number of shares available for grant resulting from the forfeiture of restricted stock awards | 1 |
[1] | Amount includes approximat ely 0.2 million shares that have been reserved for potential future issuance related to certain performance unit awards granted in the second quarter of 2025 and discussed under the section titled “Nonvested Equity Stock and Stock Units” below.
[2] | For purposes of determining the number of shares available for grant under the 2015 Equity Incentive Plan against the maximum number of shares authorized, each restricted stock unit granted prior to April 27, 2023 reduces the number of shares available for grant by 1.5 shares and each restricted stock unit forfeited increases shares available for grant by 1.5 shares. Each restricted stock unit granted on or after April 27, 2023 reduces the number of shares available for grant by 1.0 share and each restricted stock unit forfeited increases shares available for grant by 1.0 share.

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