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Accumulated Other Comprehensive Income (Loss) (Tables) | 3 Months Ended
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Mar. 31, 2022
Equity [Abstract] |
Schedule of Changes in Accumulated Other Comprehensive Loss | The following shows the changes in accumulated other comprehensive loss for the three months ended March 31, 2022 and 2021:
(in thousands) | Pension and Other Postretirement Benefits |  | Net Unrealized Gain (Losses) on Available-for-Sale Securities |  | Total
Balance, December 31, 2021 | $ | (6,537) |  |  | $ | 13 |  |  | $ | (6,524) |
Other Comprehensive Loss Before Reclassifications, net of tax | — |  |  | (231) |  |  | (231) |
Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) | (190) |  | (1) | — |  | (2) | (190) |
Total Other Comprehensive Income (Loss) | (190) |  |  | (231) |  |  | (421) |
Balance, March 31, 2022 | $ | (6,727) |  |  | $ | (218) |  |  | $ | (6,945) |
Balance, December 31, 2020 | $ | (8,716) |  |  | $ | 209 |  |  | $ | (8,507) |
Other Comprehensive Loss Before Reclassifications, net of tax | — |  |  | (32) |  |  | (32) |
Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) | 150 |  | (1) | (3) |  | (2) | 147 |
Total Other Comprehensive Income (Loss) | 150 |  |  | (35) |  |  | 115 |
Balance, March 31, 2021 | $ | (8,566) |  |  | $ | 174 |  |  | $ | (8,392) |
(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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