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Stock-Based Compensation | 9 Months Ended
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Sep. 30, 2025
Share-Based Payment Arrangement [Abstract] |
Stock-Based Compensation | Stock-Based Compensation The Corporation grants equity awards to employees in the form of restricted stock, RSUs and PSUs under its Employee Equity Plan. In addition, employees may purchase stock under the Corporation's ESPP. The fair value of equity awards granted to employees is recognized as compensation expense over the period during which employees are required to provide service in exchange for such awards. The Corporation also grants equity awards to non-employee members of its Board of Directors and the Bank's Board of Directors under the Directors' Plan. Under the Directors' Plan, the Corporation can grant equity awards to non-employee Corporation and Bank directors in the form of restricted stock, RSUs or common stock. Recent grants of equity awards under the Directors' Plan have been limited to RSUs. As of September 30, 2025, the Employee Equity Plan had approximately 3.2 million shares reserved for future grants through 2032, and the Directors' Plan had approximately 260,000 shares reserved for future grants through 2033. The following table presents compensation expense and the related tax benefits for equity awards recognized in the Consolidated Statements of Income:
| Three months ended September 30 |  | Nine months ended September 30
| 2025 |  | 2024 |  | 2025 |  | 2024
| (dollars in thousands)
Compensation expense | $ | 3,818 |  |  | $ | 3,507 |  |  | $ | 9,007 |  |  | $ | 6,932 |
Tax benefit | (869) |  |  | (804) |  |  | (2,042) |  |  | (1,568) |
Total stock-based compensation, net of tax | $ | 2,949 |  |  | $ | 2,703 |  |  | $ | 6,965 |  |  | $ | 5,364 |

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