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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Tables) | 3 Months Ended
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Mar. 31, 2022
Equity [Abstract] |
Schedule of Components of Accumulated Other Comprehensive Loss | The following is a summary of the changes in accumulated other comprehensive income (loss) by component, net of tax, for the periods indicated (in thousands):
|  | Unrealized Gains and Losses on Securities Available for Sale |  | Defined Benefit and Other Benefit Plans |  | Total
Balance at January 1, 2022 |  | $ | (2,495) |  |  | $ | (4,035) |  |  | $ | (6,530) |
Other comprehensive income before reclassification |  | (31,087) |  |  | — |  |  | (31,087) |
Amounts reclassified from accumulated other comprehensive income |  | — |  |  | 12 |  |  | 12 |
Net current period other comprehensive income (loss) |  | (31,087) |  |  | 12 |  |  | (31,075) |
Balance at March 31, 2022 |  | $ | (33,582) |  |  | $ | (4,023) |  |  | $ | (37,605) |
|  | Unrealized Gains and Losses on Securities Available for Sale |  | Defined Benefit and Other Benefit Plans |  | Total |  |  |  |
Balance at January 1, 2021 |  | $ | 9,127 |  |  | $ | (6,726) |  |  | 2,401 |  |  |  |  |
Other comprehensive income before reclassification |  | (10,153) |  |  | — |  |  | (10,153) |  |  |  |  |
Amounts reclassified from accumulated other comprehensive income |  | — |  |  | — |  |  | — |  |  |  |  |
Net current period other comprehensive loss |  | (10,153) |  |  | — |  |  | (10,153) |  |  |  |  |
Balance at March 31, 2021 |  | $ | (1,026) |  |  | $ | (6,726) |  |  | $ | (7,752) |  |  |  |  |
Schedule of Reclassification Out of Accumulated Other Comprehensive Income | The following is the reclassification out of accumulated other comprehensive income for the periods indicated (in thousands):
Details about Accumulated Other Comprehensive Income (Loss) Components |  | Three Months Ended March 31, |  | Affected Line Item in the Statement Where Net Income is Presented
|  | 2022 |  | 2021 |  |
Amortization of defined pension plan and other benefit plan items: |  |  |  |  |  |
Prior service costs (a) |  | $ | — |  |  | $ | (55) |  |  | Other components of net periodic pension and postretirement benefits
Actuarial losses (a) |  | 14 |  |  | 55 |  |  | Other components of net periodic pension and postretirement benefits
Tax effect |  | (2) |  |  | — |  |  | Income tax expense
Net of tax |  | 12 |  |  | — |  |  |
Total reclassification for the period, net of tax |  | $ | 12 |  |  | $ | — |  |  |
(a) These accumulated other comprehensive income components are included in the computation of net periodic pension and other benefit plan costs (see Note 11 for additional information).

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