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Other Comprehensive Income (Loss) - Schedule of Reclassifications (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Before-Tax Amount |  |  |  |
Net unrealized losses | $ (1,129) | $ (10,164) | $ (14,126) | $ 17,443
Tax (Expense) Benefit |  |  |  |
Net unrealized gains/losses / Other comprehensive (loss) income | 275 | 2,490 | 3,461 | (4,274)
Net of Tax |  |  |  |
Change in net unrealized (loss) gain during the period | (1,051) | (13,237) | (11,079) | 7,341
Reclassification adjustment for net realized loss on sale of available-for-sale debt securities included in net income (loss) | 197 | 5,563 | 414 | 5,828
Other comprehensive loss | (854) | (7,674) | (10,665) | 13,169
Net unrealized losses |  |  |  |
Before-Tax Amount |  |  |  |
Change in net unrealized (loss) gain during the period | (1,391) | (17,531) | (14,675) | 9,724
Reclassification adjustment for net realized gain (loss) on sale of available-for-sale debt securities included in net income (loss) | 0 | 7,052 | 0 | 7,052
Net unrealized losses | (1,391) | (10,479) | (14,675) | 16,776
Tax (Expense) Benefit |  |  |  |
Change in net unrealized (loss) gain during the period | 340 | 4,294 | 3,596 | (2,383)
Reclassification adjustment for net realized loss on sale of available-for-sale debt securities included in net income (loss) | 0 | (1,727) | 0 | (1,727)
Net unrealized gains/losses / Other comprehensive (loss) income | 340 | 2,567 | 3,596 | (4,110)
Net of Tax |  |  |  |
Change in net unrealized (loss) gain during the period | (1,051) | (13,237) | (11,079) | 7,341
Reclassification adjustment for net realized loss on sale of available-for-sale debt securities included in net income (loss) | 0 | 5,325 | 0 | 5,325
Other comprehensive loss | (1,051) | (7,912) | (11,079) | 12,666
Amortization of net retirement plan actuarial gain (loss) |  |  |  |
Before-Tax Amount |  |  |  |
Reclassification adjustment for net realized gain (loss) on sale of available-for-sale debt securities included in net income (loss) | 215 | 261 | 457 | 558
Tax (Expense) Benefit |  |  |  |
Reclassification adjustment for net realized loss on sale of available-for-sale debt securities included in net income (loss) | (53) | (64) | (112) | (137)
Net of Tax |  |  |  |
Reclassification adjustment for net realized loss on sale of available-for-sale debt securities included in net income (loss) | 162 | 197 | 345 | 421
Amortization of net retirement plan prior service cost |  |  |  |
Before-Tax Amount |  |  |  |
Reclassification adjustment for net realized gain (loss) on sale of available-for-sale debt securities included in net income (loss) | 47 | 54 | 92 | 109
Tax (Expense) Benefit |  |  |  |
Reclassification adjustment for net realized loss on sale of available-for-sale debt securities included in net income (loss) | (12) | (13) | (23) | (27)
Net of Tax |  |  |  |
Reclassification adjustment for net realized loss on sale of available-for-sale debt securities included in net income (loss) | 35 | 41 | 69 | 82
Employee benefit plans |  |  |  |
Before-Tax Amount |  |  |  |
Net unrealized losses | 262 | 315 | 549 | 667
Tax (Expense) Benefit |  |  |  |
Net unrealized gains/losses / Other comprehensive (loss) income | (65) | (77) | (135) | (164)
Net of Tax |  |  |  |
Other comprehensive loss | $ 197 | $ 238 | $ 414 | $ 503

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