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Stockholders' Equity (Tables) | 3 Months Ended
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Mar. 31, 2021
Equity [Abstract] |
Changes in Accumulated Other Comprehensive Loss, Net of Tax by Component | The following tables present the changes in accumulated other comprehensive loss, net of tax, by component:
|  | Three Months Ended March 31, 2021 |
(In thousands) |  | Unrealized Gains (Losses) on Available- for-Sale Securities |  |  | Defined Benefit Plan Adjustments |  |  | Foreign Currency Adjustments |  |  | ASU 2018-02 Adoption |  |  | Total |
As of December 31, 2020 |  | $ | 32 |  |  | $ | (9,621 | ) |  | $ | (2,435 | ) |  | $ | 385 |  |  | $ | (11,639 | )
Other comprehensive loss before reclassifications |  |  | (57 | ) |  |  | — |  |  |  | (1,863 | ) |  |  | — |  |  |  | (1,920 | )
Amounts reclassified from accumulated other comprehensive income (loss) |  |  | (135 | ) |  |  | 99 |  |  |  | — |  |  |  | — |  |  |  | (36 | )
Net current period other comprehensive income (loss) |  |  | (192 | ) |  |  | 99 |  |  |  | (1,863 | ) |  |  | — |  |  |  | (1,956 | )
As of March 31, 2021 |  | $ | (160 | ) |  | $ | (9,522 | ) |  | $ | (4,298 | ) |  | $ | 385 |  |  | $ | (13,595 | )
|  | Three Months Ended March 31, 2020 |
(In thousands) |  | Unrealized Gains (Losses) on Available- for-Sale Securities |  |  | Defined Benefit Plan Adjustments |  |  | Foreign Currency Adjustments |  |  | ASU 2018-02 Adoption |  |  | Total |
As of December 31, 2019 |  | $ | (284 | ) |  | $ | (9,226 | ) |  | $ | (7,292 | ) |  | $ | 385 |  |  | $ | (16,417 | )
Other comprehensive income (loss) before reclassifications |  |  | (931 | ) |  |  | — |  |  |  | (1,650 | ) |  |  | — |  |  |  | (2,581 | )
Amounts reclassified from accumulated other comprehensive income (loss) |  |  | 1,048 |  |  |  | 141 |  |  |  | — |  |  |  | — |  |  |  | 1,189 |
Net current period other comprehensive income (loss) |  |  | 117 |  |  |  | 141 |  |  |  | (1,650 | ) |  |  | — |  |  |  | (1,392 | )
As of March 31, 2020 |  | $ | (167 | ) |  | $ | (9,085 | ) |  | $ | (8,942 | ) |  | $ | 385 |  |  | $ | (17,809 | )
Reclassifications Out of Accumulated Other Comprehensive Loss | The following tables present the details of reclassifications out of accumulated other comprehensive loss:
|  | Three Months Ended March 31, 2021
(In thousands) |  | Amount Reclassified from Accumulated Other Comprehensive Loss |  |  | Affected Line Item in the Statement Where Net Income Is Presented
Unrealized gains (losses) on available-for-sale securities: |  |  |  |  |  |
Net realized gains on sales of securities |  | $ | 178 |  |  | Net investment gain (loss)
Defined benefit plan adjustments – actuarial losses |  |  | (143 | ) |  | (1)
Total reclassifications for the period, before tax |  |  | 35 |  |  |
Tax benefit |  |  | 1 |  |  |
Total reclassifications for the period, net of tax |  | $ | 36 |  |  |
| (1) | Included in the computation of net periodic pension cost. See Note 5.
|  | Three Months Ended March 31, 2020
(In thousands) |  | Amount Reclassified from Accumulated Other Comprehensive Loss |  |  | Affected Line Item in the Statement Where Net Income Is Presented
Unrealized gains (losses) on available-for-sale securities: |  |  |  |  |  |
Net realized losses on sales of securities |  | $ | (1,416 | ) |  | Net investment gain (loss)
Defined benefit plan adjustments – actuarial losses |  |  | (204 | ) |  | (1)
Total reclassifications for the period, before tax |  |  | (1,620 | ) |  |
Tax benefit |  |  | 431 |  |  |
Total reclassifications for the period, net of tax |  | $ | (1,189 | ) |  |
| (1) | Included in the computation of net periodic pension cost. See Note 5.
Tax Effects Related to the Change in Each Component of Other Comprehensive Loss | The following table presents the tax effects related to the change in each component of other comprehensive loss:
|  | Three Months Ended |  |  | Three Months Ended |
|  | March 31, 2021 |  |  | March 31, 2020 |
(In thousands) |  | Before-Tax Amount |  |  | Tax (Expense) Benefit |  |  | Net-of-Tax Amount |  |  | Before-Tax Amount |  |  | Tax (Expense) Benefit |  |  | Net-of-Tax Amount |
Unrealized loss on available-for-sale securities |  | $ | (75 | ) |  | $ | 18 |  |  | $ | (57 | ) |  | $ | (1,258 | ) |  | $ | 327 |  |  | $ | (931 | )
Reclassification adjustment for amounts related to available-for-sale investments included in net income (loss) |  |  | (178 | ) |  |  | 43 |  |  |  | (135 | ) |  |  | 1,416 |  |  |  | (368 | ) |  |  | 1,048 |
Reclassification adjustment for amounts related to defined benefit plan adjustments included in net income (loss) |  |  | 143 |  |  |  | (44 | ) |  |  | 99 |  |  |  | 204 |  |  |  | (63 | ) |  |  | 141 |
Foreign currency translation adjustment |  |  | (1,863 | ) |  |  | — |  |  |  | (1,863 | ) |  |  | (1,650 | ) |  |  | — |  |  |  | (1,650 | )
Total Other Comprehensive Loss |  | $ | (1,973 | ) |  | $ | 17 |  |  | $ | (1,956 | ) |  | $ | (1,288 | ) |  | $ | (104 | ) |  | $ | (1,392 | )

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