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Accumulated Other Comprehensive Income (Loss) (Tables) | 9 Months Ended
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Sep. 30, 2022
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Schedule of Rollforward of Accumulated Other Comprehensive Income (Loss) | The following table presents the rollforward of accumulated other comprehensive income (loss) for the three and nine months ended September 30, 2022 and 2021:
|  | Three Months Ended September 30,
|  | 2022 |  | 2021
(In thousands) |  | Before Tax |  | Tax Effect |  | Net of Tax |  | Before Tax |  | Tax Effect |  | Net of Tax
Balance at beginning of period |  | $ | (332,126) |  |  | $ | 45,559 |  |  | $ | (286,567) |  |  | $ | 143,136 |  |  | $ | (27,705) |  |  | $ | 115,431 |
Other comprehensive income (loss): |  |  |  |  |  |  |  |  |  |  |  |
Unrealized holding gains (losses) on investments: |  |  |  |  |  |  |  |  |  |  |  |
Unrealized holding gains (losses) arising during the period |  | (158,835) |  |  | 21,899 |  |  | (136,936) |  |  | (45,295) |  |  | 8,548 |  |  | (36,747) |
Less: Reclassification adjustment for losses included in net income (1) |  | (175) |  |  | 101 |  |  | (74) |  |  | (221) |  |  | 51 |  |  | (170) |
Net unrealized losses on investments |  | (159,010) |  |  | 22,000 |  |  | (137,010) |  |  | (45,516) |  |  | 8,599 |  |  | (36,917) |
Other comprehensive loss |  | (159,010) |  |  | 22,000 |  |  | (137,010) |  |  | (45,516) |  |  | 8,599 |  |  | (36,917) |
Balance at end of period |  | $ | (491,136) |  |  | $ | 67,559 |  |  | $ | (423,577) |  |  | $ | 97,620 |  |  | $ | (19,106) |  |  | $ | 78,514 |
|  | Nine Months Ended September 30,
|  | 2022 |  | 2021
(In thousands) |  | Before Tax |  | Tax Effect |  | Net of Tax |  | Before Tax |  | Tax Effect |  | Net of Tax
Balance at beginning of year |  | $ | 65,280 |  |  | $ | (14,573) |  |  | $ | 50,707 |  |  | $ | 168,324 |  |  | $ | (30,050) |  |  | $ | 138,274 |
Other comprehensive income (loss): |  |  |  |  |  |  |  |  |  |  |  |
Unrealized holding gains (losses) on investments: |  |  |  |  |  |  |  |  |  |  |  |
Unrealized holding losses arising during the period |  | (564,064) |  |  | 81,051 |  |  | (483,013) |  |  | (70,095) |  |  | 10,923 |  |  | (59,172) |
Less: Reclassification adjustment for losses (gains) included in net income (1) |  | 7,648 |  |  | 1,081 |  |  | 8,729 |  |  | (609) |  |  | 21 |  |  | (588) |
Net unrealized (losses) gains on investments |  | (556,416) |  |  | 82,132 |  |  | (474,284) |  |  | (70,704) |  |  | 10,944 |  |  | (59,760) |
Other comprehensive (loss) income |  | (556,416) |  |  | 82,132 |  |  | (474,284) |  |  | (70,704) |  |  | 10,944 |  |  | (59,760) |
Balance at end of period |  | $ | (491,136) |  |  | $ | 67,559 |  |  | $ | (423,577) |  |  | $ | 97,620 |  |  | $ | (19,106) |  |  | $ | 78,514 |
(1)Included in net realized investment gains (losses) on our condensed consolidated statements of comprehensive income.

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