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Retirement Plans and Other Postretirement Benefits | 6 Months Ended
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Jun. 30, 2025
Retirement Benefits [Abstract] |
Retirement Plans and Other Postretirement Benefits | Retirement Plans and Other Postretirement Benefits Information with respect to the Retirement Plans and Other Postretirement Benefits follows:
| Three Months Ended June 30,
| 2025 |  | 2024 |  | 2025 |  | 2024
(Dollars in thousands) | Retirement Plans |  | Other Post Retirement Benefits
Service cost | $ | 142 |  |  | $ | 135 |  |  | $ | 11 |  |  | $ | 14 |
Interest cost | 604 |  |  | 600 |  |  | 27 |  |  | 27 |
Expected loss on plan assets | (899) |  |  | (869) |  |  | — |  |  | — |
Amortization of net actuarial loss (gain) | 61 |  |  | 176 |  |  | (38) |  |  | (29) |
Net periodic benefit (income) cost | $ | (92) |  |  | $ | 42 |  |  | $ | — |  |  | $ | 12 |
| Six Months Ended June 30,
| 2025 |  | 2024 |  | 2025 |  | 2024
(Dollars in thousands) | Retirement Plans |  | Other Post Retirement Benefits
Service cost | $ | 274 |  |  | $ | 283 |  |  | $ | 22 |  |  | $ | 28 |
Interest cost | 1,208 |  |  | 1,192 |  |  | 54 |  |  | 54 |
Expected loss on plan assets | (1,790) |  |  | (1,740) |  |  | — |  |  | — |
Amortization of net actuarial loss (gain) | 124 |  |  | 351 |  |  | (49) |  |  | (57) |
Net periodic benefit (income) cost | $ | (184) |  |  | $ | 86 |  |  | $ | 27 |  |  | $ | 25 |
The components of net periodic benefit cost, other than the service cost component, are included in other noninterest expense in the condensed consolidated statements of income. The Corporation expects to make total contributions of $156 thousand to the Retirement Plans and $107 thousand to Other Postretirement Benefit Plans in 2025. During the six months ended June 30, 2025, the Corporation contributed $78 thousand to its Retirement Benefit Plans and $47 thousand to its Other Postretirement Benefit Plans. During the six months ended June 30, 2025, $1.4 million was paid to participants from the Retirement Plans and $47 thousand was paid to participants from the Other Postretirement Benefit Plans.

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