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Accumulated Other Comprehensive Income (Loss) (Tables) | 3 Months Ended
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Mar. 31, 2025
Equity [Abstract] |
Schedule of Changes in Accumulated Other Comprehensive Income (Loss) | The following presents the changes in accumulated other comprehensive income (loss) for the three months ended March 31, 2025 and 2024:
| Three Months Ended March 31,
| 2025 |  | 2024
(in thousands) | Pension and Other Postretirement Benefits |  | Net Unrealized Gains (Losses) on Available-for-Sale Securities |  | Total |  | Pension and Other Postretirement Benefits |  | Net Unrealized Gains (Losses) on Available-for-Sale Securities |  | Total
Balance, Beginning of Period | $ | 373 |  |  | $ | 159 |  |  | $ | 532 |  |  | $ | 1,375 |  |  | $ | (227) |  |  | $ | 1,148 |
Other Comprehensive Income (Loss) Before Reclassifications, net of tax | — |  |  | 211 |  |  | 211 |  |  | — |  |  | (24) |  |  | (24) |
Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) | (11) |  | (1) | 2 |  | (2) | (9) |  |  | (74) |  | (1) | 11 |  | (2) | (63) |
Total Other Comprehensive Income (Loss) | (11) |  |  | 213 |  |  | 202 |  |  | (74) |  |  | (13) |  |  | (87) |
Balance, End of Period | $ | 362 |  |  | $ | 372 |  |  | $ | 734 |  |  | $ | 1,301 |  |  | $ | (240) |  |  | $ | 1,061 |
(1) Included in the computation of net periodic pension and other postretirement benefit costs. See Note 7.
(2) Included in other income (expense), net on the accompanying consolidated statements of income.

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