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Stock-based Compensation (Tables) | 9 Months Ended
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Sep. 30, 2025
Stock-based Compensation |
Summary of performance share units activity | ​
​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Weighted-Average
​ | ​ | Shares | ​ | Grant Date Fair Value
Outstanding as of December 31, 2024 | ​ | 329,652 | ​ | $ | 39.04
Granted | ​ | 151,466 | ​ | ​ | 40.28
Vested | ​ | (163,423) | ​ | ​ | 32.08
Forfeited | ​ | (38,862) | ​ | ​ | 43.59
Performance adjustment | ​ | 34,809 | ​ | ​ | 29.74
Outstanding as of September 30, 2025 | ​ | 313,642 | ​ | $ | 41.65
Summary of restricted stock units activity | ​
​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Weighted-Average
​ | ​ | Shares | ​ | Grant Date Fair Value
Outstanding as of December 31, 2024 | ​ | 2,483,342 | ​ | $ | 28.27
Granted | ​ | 1,431,005 | ​ | ​ | 30.28
Vested | ​ | (980,992) | ​ | ​ | 27.38
Forfeited | ​ | (216,549) | ​ | ​ | 30.26
Outstanding as of September 30, 2025 | ​ | 2,716,806 | ​ | $ | 29.49
Summary of stock option activity | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | ​ | ​ |  | Weighted- |  | ​ | ​
​ | ​ | ​ |  | ​ | Weighted- |  | Average | ​ | ​ | ​
​ | ​ | ​ |  | ​ | Average |  | Remaining | ​ | ​ | Aggregate
​ | ​ | ​ | ​ | ​ | Exercise Price |  | Contractual | ​ | ​ | Intrinsic
​ |  | Shares |  | ​ | per Share |  | Term (in years) |  | ​ | Value
Outstanding as of December 31, 2024 |  | 803,406 | ​ | $ | 20.84 |  | 4.4 | ​ | $ | 6,634
Exercised |  | (179,346) | ​ | ​ | 18.37 | ​ | ​ | ​ | ​ | ​
Outstanding as of September 30, 2025 |  | 624,060 | ​ | $ | 21.55 | ​ | 4.0 | ​ | $ | 8,387
Exercisable as of September 30, 2025 |  | 493,716 | ​ | $ | 18.95 | ​ | 2.6 | ​ | $ | 7,921

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