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v3.23.3

Segment Information - Summary of Operating Results by Segment (Details) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 USD ($) State | Sep. 30, 2022 USD ($) | Sep. 30, 2023 USD ($) segment State Subsidiary | Sep. 30, 2022 USD ($)
Segment Reporting [Abstract] |  |  |  |
Number of insurance companies | Subsidiary |  |  | 12 |
Number of states in which company operates | State | 11 |  | 11 |
Number of reportable segments | segment |  |  | 1 |
Segment Reporting Information [Line Items] |  |  |  |
Net premiums earned | $ 1,090,311 | $ 996,939 | $ 3,129,483 | $ 2,947,000
Losses and loss adjustment expenses | 823,742 | 787,462 | 2,651,081 | 2,436,175
Underwriting expenses | 250,800 | 237,400 | 726,000 | 695,800
Underwriting gain (loss) | 15,800 | (28,000) | (247,600) | (185,000)
Net investment income | 60,965 | 44,563 | 171,287 | 118,469
Net realized investment losses | (90,001) | (144,213) | (60,772) | (581,237)
Other income | 3,917 | 2,998 | 15,000 | 7,141
Interest expense | (5,918) | (4,273) | (16,398) | (12,822)
Pre-tax loss | (15,229) | (128,903) | (138,517) | (653,373)
Net loss | (8,227) | (98,303) | (95,058) | (505,902)
Property & Casualty |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net premiums earned | 1,082,979 | 989,688 | 3,107,812 | 2,925,410
Losses and loss adjustment expenses | 819,700 | 783,800 | 2,639,400 | 2,425,100
Underwriting expenses | 247,100 | 233,600 | 715,100 | 687,300
Underwriting gain (loss) | 16,200 | (27,700) | (246,700) | (187,000)
Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net premiums earned | 7,300 | 7,200 | 21,700 | 21,600
Losses and loss adjustment expenses | 4,000 | 3,700 | 11,700 | 11,100
Underwriting expenses | 3,700 | 3,800 | 10,900 | 8,500
Underwriting gain (loss) | $ (400) | $ (300) | $ (900) | $ 2,000

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- Definition Amount of realized gain (loss) on investment. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(3)(a)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483586/944-220-S99-1 + Details
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- Definition The difference between the price paid by the public and the contract price less the related expenses. A broker-dealer may underwrite a security offering by contracting to buy the issue either at a fixed price or a price based on selling the offering on a best-effort basis. + References No definition available. + Details
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