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Equity Incentive Plans and Stock-Based Compensation - Schedule of Shares Available for Grant (Details) - Stock compensation plan | 9 Months Ended
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Sep. 30, 2025 shares
Stock-based compensation |  |
Shares available as of beginning of period | 10,889,878 |
Nonvested equity stock and stock units granted (in shares) | (1,467,381) | [1],[2]
Nonvested equity stock and stock units forfeited (in shares) | 218,996 | [2]
Shares available as of end of period | 9,641,493 |
[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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- Definition Represents the increase in number of shares available for grant under the stock incentive plans, which is based on a factor of 1.5 for every restricted stock award forfeited for the period. + References No definition available. + Details
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