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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Dec. 31, 2023
Pension and other post retirement obligations: |  |  |  |  |
Amortization of actuarial losses (gains) included in net periodic pension cost, gross | $ 290 | $ (550) | $ 869 | $ (1,648) |
Tax effect | (71) | 134 | (212) | 401 |
Amortization of actuarial losses (gains) included in net periodic pension cost, net | 219 | (416) | 657 | (1,247) |
Amortization of prior service cost included in net periodic pension cost, gross | 160 | 160 | 480 | 480 |
Tax effect | (39) | (39) | (117) | (117) |
Amortization of prior service cost included in net periodic pension cost, net | 121 | 121 | 363 | 363 |
Other comprehensive income (loss) related to pension and other post-retirement obligations, net of taxes | 340 | (295) | 1,020 | (884) |
Net unrealized gains (losses) on investment securities: |  |  |  |  |
Net unrealized holding gains (losses) on investment securities, gross | 120,681 | (105,326) | 81,317 | (58,105) |
Tax effect | (29,452) | 25,630 | (19,845) | 14,120 |
Net unrealized holding gains (losses) on investment securities, net | 91,229 | (79,696) | 61,472 | (43,985) |
Reclassification adjustment for net losses included in net income, gross | 255 | 0 | 487 | 52,329 |
Tax effect | (62) | 0 | (119) | (12,714) |
Reclassification adjustment for net losses included in net income, net | 193 | 0 | 368 | 39,615 |
Other comprehensive gain (loss) related to unrealized gains (losses) on investment securities, net of taxes | 91,422 | (79,696) | 61,840 | (4,370) |
Other comprehensive income (loss), net of taxes | 91,762 | (79,991) | 62,860 | (5,254) |
Net income | 43,901 | 44,129 | 132,688 | 98,218 |
Comprehensive income (loss) | 135,663 | $ (35,862) | 195,548 | $ 92,964 |
Accumulated Other Comprehensive Loss by Component: |  |  |  |  |
Unrecognized prior service cost and net actuarial losses on pension and other post-retirement obligations | (34,769) |  | (34,769) |  | $ (36,118)
Tax effect | 8,585 |  | 8,585 |  | 8,914
Net unrecognized prior service cost and net actuarial losses on pension and other post-retirement obligations | (26,184) |  | (26,184) |  | (27,204)
Unrealized loss on investment securities | (617,186) |  | (617,186) |  | (698,990)
Tax effect | 149,338 |  | 149,338 |  | 169,302
Net unrealized loss on investment securities | (467,848) |  | (467,848) |  | (529,688)
Accumulated other comprehensive loss | $ (494,032) |  | $ (494,032) |  | $ (556,892)

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