XML 102 R74.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Catastrophe Reinsurance (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
Reinsurance Disclosures [Abstract] |
Reinsurance Retention Policy | Coverage on individual catastrophes provided under the excess of loss reinsurance contracts effective January 1, 2024 to December 31, 2024 is provided in various layers as presented below.
DOLLARS IN MILLIONS |  | Catastrophe Losses and LAE |  | Percentage of Coverage
In Excess of |  | Up to |
Retained |  | $ | — |  |  | $ | 50.0 |  |  | — | %
1st Layer of Coverage |  | 50.0 |  |  | 150.0 |  |  | 85.0 |
2nd Layer of Coverage |  | 150.0 |  |  | 240.0 |  |  | 95.0 |
3rd Layer of Coverage |  | 240.0 |  |  | 250.0 |  |  | 31.7 |
Coverage on individual catastrophes provided under the excess of loss reinsurance contracts effective January 1, 2023 to December 31, 2023 is provided in various layers as presented below.
DOLLARS IN MILLIONS |  | Catastrophe Losses and LAE |  | Percentage of Coverage
In Excess of |  | Up to |
Retained |  | $ | — |  |  | $ | 50.0 |  |  | — | %
1st Layer of Coverage |  | 50.0 |  |  | 150.0 |  |  | 95.0 |
2nd Layer of Coverage |  | 150.0 |  |  | 250.0 |  |  | 95.0 |
3rd Layer of Coverage |  | 250.0 |  |  | 295.0 |  |  | 95.0 |
4th Layer of Coverage |  | 295.0 |  |  | 325.0 |  |  | 95.0 |
Coverage on individual catastrophes provided under the excess of loss reinsurance contracts effective January 1, 2022 to December 31, 2022 is provided in various layers as presented below.
DOLLARS IN MILLIONS |  | Catastrophe Losses and LAE |  | Percentage of Coverage
In Excess of |  | Up to |
Retained |  | $ | — |  |  | $ | 50.0 |  |  | — | %
1st Layer of Coverage |  | 50.0 |  |  | 150.0 |  |  | 95.0 |
2nd Layer of Coverage |  | 150.0 |  |  | 250.0 |  |  | 95.0 |
3rd Layer of Coverage |  | 250.0 |  |  | 325.0 |  |  | 95.0 |
4th Layer of Coverage |  | 325.0 |  |  | 350.0 |  |  | 95.0 |
Coverage provided under the 2022 aggregate property catastrophe reinsurance contract is summarized below.
|  | Aggregate Catastrophe Losses and LAE
DOLLARS IN MILLIONS |  | In Excess of |  | Up to
Retained |  | $ | — |  |  | $ | 65.0 |
Coverage |  | 65.0 |  |  | 115.0 |
Catastrophe Reinsurance Premiums | Reinsurance premiums for the Company’s catastrophe reinsurance programs and the FHCF Program reduced earned premiums for the years ended December 31, 2024, 2023 and 2022 by the following:
DOLLARS IN MILLIONS |  | 2024 |  | 2023 |  | 2022
Specialty Property & Casualty Insurance |  | $ | 6.5 |  |  | $ | 6.1 |  |  | $ | 8.9 |
Life Insurance |  | 0.3 |  |  | 0.7 |  |  | 0.6 |
Non-Core Operations |  | 9.6 |  |  | 9.5 |  |  | 22.5 |
Total Ceded Catastrophe Reinsurance Premiums |  | $ | 16.4 |  |  | $ | 16.3 |  |  | $ | 32.0 |
Catastrophe Losses and LAE, Net Reinsurance Recoveries | Catastrophe losses and LAE (including reserve development), net of reinsurance recoveries, for the years ended December 31, 2024, 2023 and 2022 by business segment are presented below.
DOLLARS IN MILLIONS |  | 2024 |  | 2023 |  | 2022
Specialty Property & Casualty Insurance |  | $ | 20.6 |  |  | $ | 32.2 |  |  | $ | 23.6 |
Life Insurance |  | 2.1 |  |  | 3.0 |  |  | 3.3 |
Non-Core Operations |  | 48.6 |  |  | 52.4 |  |  | 48.3 |
Total Catastrophe Losses and LAE |  | $ | 71.3 |  |  | $ | 87.6 |  |  | $ | 75.2 |

X
- Definition Catastrophe Losses and LAE, Net Reinsurance Recoveries [Table Text Block] + References No definition available. + Details
Name: | kmpr_CatastropheLossesAndLaeNetReinsuranceRecoveriesTableTextBlock
Namespace Prefix: | kmpr_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Catastrophe Reinsurance Premiums [Table Text Block] + References No definition available. + Details
Name: | kmpr_CatastropheReinsurancePremiumsTableTextBlock
Namespace Prefix: | kmpr_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_ReinsuranceDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of risk undertaken originally by insurer that is not ceded to reinsurer. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479838/944-20-50-3 + Details
Name: | us-gaap_ReinsuranceRetentionPolicyTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration