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Short-Duration Insurance Contracts - Incurred and Paid Claims by Accident Year on a Net Basis (Details) $ in Millions | Dec. 31, 2024 USD ($) claim | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($)
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Homeowners |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 1,449.4 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 1,386.1 |  |  |  |  |  |  |  |  |
Outstanding prior to 2015 | 0.0 |  |  |  |  |  |  |  |  |
Prior years paid | 0.0 |  |  |  |  |  |  |  |  |
Liabilities for claims and claim adjustment expenses, net of reinsurance | 63.3 |  |  |  |  |  |  |  |  |
Homeowners | 2015 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 114.9 | $ 114.9 | $ 114.9 | $ 114.9 | $ 114.9 | $ 115.1 | $ 114.1 | $ 114.4 | $ 115.1 | $ 111.7
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 18,176 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 114.9 | 114.9 | 114.7 | 114.7 | 114.9 | 114.6 | 113.3 | 111.9 | 109.3 | 90.7
Homeowners | 2016 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 118.1 | 118.1 | 118.1 | 117.9 | 117.9 | 117.9 | 117.0 | 118.6 | 115.9 |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 19,866 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 118.1 | 118.1 | 118.0 | 117.8 | 117.7 | 117.5 | 115.1 | 113.2 | 95.8 |
Homeowners | 2017 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 131.1 | 131.3 | 130.8 | 130.8 | 130.7 | 132.7 | 129.8 | 126.3 |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 19,867 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 131.2 | 131.2 | 130.7 | 130.5 | 130.0 | 129.8 | 128.5 | 106.8 |  |
Homeowners | 2018 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 156.1 | 156.0 | 157.2 | 158.1 | 158.9 | 157.4 | 166.8 |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 21,150 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 156.3 | 156.2 | 157.2 | 157.4 | 157.0 | 152.4 | 130.5 |  |  |
Homeowners | 2019 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 131.3 | 131.1 | 130.9 | 132.1 | 129.9 | 130.4 |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.3 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 17,578 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 130.8 | 130.4 | 130.0 | 129.1 | 126.2 | 103.8 |  |  |  |
Homeowners | 2020 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 146.1 | 146.9 | 145.4 | 151.9 | 155.7 |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.6 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 19,731 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 145.8 | 145.6 | 144.0 | 138.7 | 106.8 |  |  |  |  |
Homeowners | 2021 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 154.4 | 154.3 | 150.7 | 150.2 |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 1.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 16,683 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 152.5 | 151.0 | 146.3 | 114.9 |  |  |  |  |  |
Homeowners | 2022 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 152.1 | 156.2 | 162.2 |  |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 2.4 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 14,581 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 149.3 | 144.8 | 108.3 |  |  |  |  |  |  |
Homeowners | 2023 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 172.6 | 183.1 |  |  |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 9.2 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 16,622 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 161.7 | 126.3 |  |  |  |  |  |  |  |
Homeowners | 2024 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 172.7 |  |  |  |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 33.1 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 15,568 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 125.5 |  |  |  |  |  |  |  |  |
Automobile Liability |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 1,735.5 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 1,539.4 |  |  |  |  |  |  |  |  |
Outstanding prior to 2015 | 0.9 |  |  |  |  |  |  |  |  |
Prior years paid |  |  |  |  |  |  |  |  |  |
Liabilities for claims and claim adjustment expenses, net of reinsurance | 197.0 |  |  |  |  |  |  |  |  |
Automobile Liability | 2015 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 178.9 | 178.9 | 178.8 | 178.9 | 179.2 | 178.7 | 178.3 | 177.0 | 172.6 | 165.5
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.1 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 50,638 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 178.7 | 178.6 | 178.3 | 177.7 | 176.7 | 174.5 | 170.1 | 158.0 | 134.5 | 70.8
Automobile Liability | 2016 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 189.7 | 189.5 | 189.6 | 189.2 | 188.1 | 186.6 | 184.6 | 184.4 | 180.4 |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.2 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 52,053 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 189.5 | 189.4 | 189.0 | 188.1 | 184.5 | 177.8 | 166.8 | 140.9 | 73.1 |
Automobile Liability | 2017 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 192.5 | 192.5 | 192.9 | 191.7 | 189.1 | 188.6 | 188.8 | 188.0 |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.2 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 49,021 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 192.1 | 191.8 | 190.8 | 185.8 | 179.8 | 166.6 | 139.5 | 70.7 |  |
Automobile Liability | 2018 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 192.3 | 192.3 | 192.0 | 189.8 | 192.9 | 195.3 | 200.3 |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.6 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 47,514 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 191.5 | 190.6 | 188.0 | 180.7 | 168.6 | 141.5 | 77.5 |  |  |
Automobile Liability | 2019 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 181.0 | 181.2 | 181.5 | 176.7 | 180.1 | 181.1 |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 1.7 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 46,313 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 178.6 | 176.2 | 170.9 | 155.5 | 129.1 | 69.7 |  |  |  |
Automobile Liability | 2020 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 136.7 | 137.3 | 136.3 | 134.9 | 137.0 |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 2.1 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 32,121 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 133.3 | 129.2 | 118.2 | 94.0 | 51.5 |  |  |  |  |
Automobile Liability | 2021 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 154.7 | 156.7 | 157.8 | 142.2 |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 5.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 34,499 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 145.3 | 136.5 | 112.5 | 52.9 |  |  |  |  |  |
Automobile Liability | 2022 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 161.1 | 166.1 | 165.6 |  |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 11.8 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 32,151 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 140.5 | 116.7 | 55.8 |  |  |  |  |  |  |
Automobile Liability | 2023 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 173.0 | 176.4 |  |  |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 29.4 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 32,081 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 123.1 | 62.2 |  |  |  |  |  |  |  |
Automobile Liability | 2024 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 175.6 |  |  |  |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 65.1 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 30,126 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 66.8 |  |  |  |  |  |  |  |  |
Auto physical damage |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 1,112.6 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 1,102.8 |  |  |  |  |  |  |  |  |
Outstanding prior to 2015 | 0.0 |  |  |  |  |  |  |  |  |
Prior years paid | 0.0 |  |  |  |  |  |  |  |  |
Liabilities for claims and claim adjustment expenses, net of reinsurance | 9.8 |  |  |  |  |  |  |  |  |
Auto physical damage | 2015 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 97.6 | 97.6 | 97.6 | 97.6 | 97.6 | 97.6 | 97.5 | 97.6 | 98.0 | 99.3
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 87,506 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 97.6 | 97.6 | 97.6 | 97.6 | 97.6 | 97.6 | 97.6 | 97.7 | 97.9 | 92.1
Auto physical damage | 2016 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 109.5 | 109.6 | 109.5 | 109.5 | 109.6 | 109.6 | 109.3 | 109.5 | 112.4 |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 93,234 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 109.5 | 109.5 | 109.5 | 109.6 | 109.6 | 109.6 | 109.5 | 109.7 | 106.5 |
Auto physical damage | 2017 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 110.6 | 110.6 | 110.6 | 110.5 | 110.6 | 110.5 | 111.8 | 115.5 |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 91,302 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 110.6 | 110.6 | 110.6 | 110.6 | 110.6 | 110.7 | 110.8 | 105.2 |  |
Auto physical damage | 2018 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 108.3 | 108.3 | 108.2 | 108.3 | 108.3 | 108.9 | 109.0 |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 94,483 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 108.2 | 108.2 | 108.2 | 108.3 | 108.3 | 109.1 | 103.6 |  |  |
Auto physical damage | 2019 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 110.0 | 109.9 | 110.0 | 110.0 | 110.5 | 111.6 |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 92,213 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 110.0 | 110.1 | 110.1 | 110.1 | 110.7 | 106.2 |  |  |  |
Auto physical damage | 2020 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 87.3 | 87.0 | 87.1 | 86.9 | 87.0 |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 68,845 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 87.3 | 87.3 | 87.4 | 87.6 | 84.1 |  |  |  |  |
Auto physical damage | 2021 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 105.4 | 105.1 | 105.7 | 105.0 |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ (0.1) |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 72,727 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 105.4 | 105.4 | 105.8 | 97.3 |  |  |  |  |  |
Auto physical damage | 2022 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 124.0 | 125.5 | 125.7 |  |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.1 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 72,982 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 123.8 | 124.3 | 114.6 |  |  |  |  |  |  |
Auto physical damage | 2023 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 129.4 | 132.4 |  |  |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ (0.6) |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 72,436 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 129.9 | 122.0 |  |  |  |  |  |  |  |
Auto physical damage | 2024 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 130.5 |  |  |  |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ (1.7) |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 67,607 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 120.5 |  |  |  |  |  |  |  |  |
Specialty Health |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 137.3 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 130.0 |  |  |  |  |  |  |  |  |
Outstanding prior to 2015 | 0.0 |  |  |  |  |  |  |  |  |
Prior years paid | 0.0 |  |  |  |  |  |  |  |  |
Liabilities for claims and claim adjustment expenses, net of reinsurance | 7.3 |  |  |  |  |  |  |  |  |
Specialty Health | 2015 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 30.4 | 30.4 | 30.4 | 30.4 | 30.4 | 30.3 | 30.3 | 30.3 | 30.9 | 33.3
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 183,433 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 30.4 | 30.4 | 30.4 | 30.4 | 30.4 | 30.3 | 30.3 | 30.3 | 30.4 | 24.9
Specialty Health | 2016 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.2 | 12.5 |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 67,274 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.0 | 5.5 |
Specialty Health | 2017 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 9.6 | 9.6 | 9.6 | 9.6 | 9.6 | 9.6 | 9.7 | 10.6 |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 63,494 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 9.6 | 9.6 | 9.6 | 9.6 | 9.6 | 9.6 | 9.4 | 7.3 |  |
Specialty Health | 2018 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 12.6 | 12.6 | 12.6 | 12.7 | 13.0 | 13.2 | 12.9 |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 95,219 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 12.6 | 12.6 | 12.6 | 12.6 | 12.5 | 12.1 | 8.8 |  |  |
Specialty Health | 2019 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 9.5 | 9.5 | 9.5 | 9.6 | 9.5 | 10.6 |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 72,759 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 9.5 | 9.5 | 9.5 | 9.5 | 9.3 | 7.5 |  |  |  |
Specialty Health | 2020 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 5.7 | 5.7 | 5.7 | 5.8 | 6.8 |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 43,616 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 5.7 | 5.7 | 5.7 | 5.6 | 4.2 |  |  |  |  |
Specialty Health | 2021 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 15.3 | 16.1 | 17.7 | 22.8 |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.1 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 73,152 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 15.2 | 13.7 | 12.9 | 2.9 |  |  |  |  |  |
Specialty Health | 2022 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 17.7 | 18.0 | 22.6 |  |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.5 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 121,749 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 17.2 | 16.7 | 10.5 |  |  |  |  |  |  |
Specialty Health | 2023 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 14.1 | 16.0 |  |  |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 1.3 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 99,201 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 12.9 | 8.8 |  |  |  |  |  |  |  |
Specialty Health | 2024 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 11.3 |  |  |  |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 5.5 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 32,041 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 5.8 |  |  |  |  |  |  |  |  |
Group Disability |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 293.7 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 222.0 |  |  |  |  |  |  |  |  |
Outstanding prior to 2015 | 6.2 |  |  |  |  |  |  |  |  |
Prior years paid | 114.9 |  |  |  |  |  |  |  |  |
Liabilities for claims and claim adjustment expenses, net of reinsurance | 77.9 |  |  |  |  |  |  |  |  |
Effect of discounting | (14.6) |  |  |  |  |  |  |  |  |
Discounted net reserves | 63.3 |  |  |  |  |  |  |  |  |
Group Disability | 2015 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 14.0 | 14.5 | 14.7 | 15.2 | 15.2 | 14.6 | 14.7 | 16.6 | 19.2 | 25.3
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 3,347 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 19.4 | 19.1 | 18.9 | 18.6 | 18.1 | 17.6 | 17.2 | 16.6 | 14.0 | $ 6.8
Group Disability | 2016 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 26.9 | 28.1 | 28.1 | 26.8 | 26.3 | 26.0 | 27.4 | 28.6 | 28.5 |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 3,619 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 23.3 | 22.9 | 22.4 | 21.8 | 21.1 | 20.3 | 19.3 | 16.4 | $ 8.3 |
Group Disability | 2017 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 22.7 | 23.1 | 24.0 | 23.3 | 22.4 | 22.9 | 26.0 | 29.9 |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.0 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 3,906 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 19.9 | 19.7 | 19.4 | 18.9 | 18.3 | 17.9 | 16.1 | $ 8.5 |  |
Group Disability | 2018 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 23.8 | 23.6 | 23.3 | 22.7 | 23.2 | 26.6 | 29.8 |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.5 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 4,175 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 20.3 | 20.1 | 19.6 | 18.9 | 18.0 | 16.1 | $ 8.4 |  |  |
Group Disability | 2019 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 30.4 | 30.2 | 29.9 | 30.2 | 33.5 | 34.5 |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.2 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 4,560 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 25.7 | 25.2 | 24.7 | 24.3 | 22.8 | $ 11.8 |  |  |  |
Group Disability | 2020 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 32.4 | 33.2 | 34.1 | 34.3 | 36.7 |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.2 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 4,357 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 26.9 | 26.4 | 25.5 | 22.7 | $ 12.4 |  |  |  |  |
Group Disability | 2021 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 37.3 | 41.3 | 41.3 | 37.8 |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.4 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 5,118 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 27.4 | 26.7 | 24.0 | $ 11.8 |  |  |  |  |  |
Group Disability | 2022 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 31.0 | 32.0 | 39.2 |  |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 0.6 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 4,368 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 23.7 | 21.4 | $ 11.7 |  |  |  |  |  |  |
Group Disability | 2023 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 36.5 | 40.3 |  |  |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 1.9 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 4,410 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 22.4 | $ 12.2 |  |  |  |  |  |  |  |
Group Disability | 2024 |  |  |  |  |  |  |  |  |  |
2024 |  |  |  |  |  |  |  |  |  |
Incurred Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | 38.7 |  |  |  |  |  |  |  |  |
Total of Incurred- But-Not-Reported Liabilities Plus Expected Development on Reported Claims | $ 12.1 |  |  |  |  |  |  |  |  |
Cumulative Number of Reported Claims | claim | 3,589 |  |  |  |  |  |  |  |  |
Cumulative Paid Claims and Allocated Claim Adjustment Expense, Net of Reinsurance | $ 13.0 |  |  |  |  |  |  |  |  |

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