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v3.25.2

Business Segments - Segment Expenses (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Segment Reporting Information [Line Items] |  |  |  |
Incurred Losses and LAE Related to Prior Years |  |  | $ 14.4 | $ 17.0
Income Tax Expense (Benefit) | $ 17.7 | $ 17.5 | 40.5 | 33.9
Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Operating Expenses | 1,117.0 | 940.2 | 2,164.7 | 1,883.5
Operating Segments | Specialty Property & Casualty Insurance |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Incurred Losses and LAE | 749.4 | 602.2 | 1,436.2 | 1,221.3
Policy Acquisition Costs | 140.1 | 116.2 | 272.4 | 229.4
Business Unit Operating Costs | 40.7 | 30.4 | 78.4 | 60.9
Corporate Overhead Costs | 34.0 | 34.1 | 69.1 | 67.3
Total Insurance Expenses | 214.8 | 180.7 | 419.9 | 357.6
Income Tax Expense (Benefit) | 19.9 | 25.6 | 44.1 | 42.9
Operating Expenses | 984.1 | 808.5 | 1,900.2 | 1,621.8
Operating Segments | Specialty Property & Casualty Insurance | Non-catastrophe Losses |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Incurred Losses and LAE Related to Current Year | 730.1 | 592.8 | 1,412.4 | 1,201.8
Incurred Losses and LAE Related to Prior Years | 13.6 | (0.8) | 14.1 | 4.5
Operating Segments | Specialty Property & Casualty Insurance | Catastrophe Losses |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Incurred Losses and LAE Related to Current Year | 5.3 | 10.3 | 9.1 | 14.4
Incurred Losses and LAE Related to Prior Years | 0.4 | (0.1) | 0.6 | 0.6
Operating Segments | Life Insurance |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Policyholders’ Benefits and Incurred Losses and LAE | 63.5 | 63.9 | 125.7 | 126.9
Policy Acquisition Costs | 35.2 | 34.2 | 64.9 | 65.4
Business Unit Operating Costs | 24.0 | 24.2 | 51.5 | 47.5
Corporate Overhead Costs | 8.5 | 10.6 | 17.7 | 21.0
Total Insurance Expenses | 67.7 | 69.0 | 134.1 | 133.9
Income Tax Expense (Benefit) | 1.7 | (1.2) | 4.7 | 0.9
Operating Expenses | $ 132.9 | $ 131.7 | $ 264.5 | $ 261.7

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