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v3.25.2

Business Segments - Segment Revenues (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] |  |  |  |  |
Remeasurement gain | [1] | $ 1,130.8 | $ 1,033.7 | $ 2,218.7 | $ 2,065.6
Net Investment Income |  | 95.9 | 93.0 | 197.1 | 193.4
Other Income |  | 3.1 | 3.0 | 5.7 | 5.2
Total Revenues |  | 1,225.6 | 1,129.9 | 2,418.6 | 2,272.9
Change in Fair Value of Equity and Convertible Securities |  | (0.5) | (1.2) | (0.4) | 2.2
Impairment Losses |  | 3.6 | 0.1 | 3.3 | 1.6
Life Insurance |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Remeasurement gain |  | (0.9) | (0.9) | (0.7) | (0.7)
Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Remeasurement gain |  | 1,111.3 | 963.4 | 2,173.2 | 1,900.7
Total Revenues |  | 1,208.6 | 1,042.3 | 2,371.4 | 2,066.7
Operating Segments | Specialty Property & Casualty Insurance |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Remeasurement gain |  | 1,010.8 | 862.6 | 1,973.0 | 1,702.6
Net Investment Income |  | 49.6 | 46.6 | 100.1 | 87.7
Other Income |  | 2.7 | 1.6 | 4.0 | 3.0
Total Revenues |  | 1,063.1 | 910.8 | 2,077.1 | 1,793.3
Operating Segments | Life Insurance |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Remeasurement gain |  | 100.5 | 100.8 | 200.2 | 198.1
Net Investment Income |  | 44.7 | 30.5 | 93.1 | 74.8
Other Income |  | 0.3 | 0.2 | 1.0 | 0.5
Total Revenues |  | 145.5 | 131.5 | 294.3 | 273.4
Non-Core Operations |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Remeasurement gain |  | 19.5 | 70.3 | 45.5 | 164.9
Total Revenues |  | 21.3 | 83.8 | 49.2 | 190.0
Change in Fair Value of Equity and Convertible Securities |  | (0.5) | (1.2) | (0.4) | 2.2
Net Realized Investment (Losses) Gains |  | (0.1) | 1.5 | 0.8 | 8.1
Impairment Losses |  | (3.6) | (0.1) | 3.3 | 1.6
Other |  | $ (0.1) | $ 3.6 | $ 0.9 | $ 7.5
[1] | 1 Includes a remeasurement loss related to the deferred profit liability within the Life insurance business of $0.9 million for the three months ended June 30, 2025 and 2024, and a remeasurement loss of $0.7 million for the six months ended June 30, 2025 and 2024.

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