XML 123 R158.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Schedule 3 - Supplementary Insurance Information (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information [Line Items] |  |  |
Earned Premiums | $ 4,472.4 | $ 3,384.4 | $ 2,350.0
Other Income | 35.5 | 42.2 | 4.0
Net Investment Income | 364.3 | 340.9 | 327.2
Insurance Claims and Policy- holders’ Benefits | 3,188.3 | 2,466.5 | 1,837.4
Amortization of Deferred Policy Acquisition Costs | 408.3 | 377.1 | 318.3
Other Insurance Expenses | 611.4 | 523.4 | 326.0
Deferred Policy Acquisition Costs | 537.7 | 470.0 |
Insurance Reserves | 5,471.8 | 5,366.8 |
Unearned Premiums | 1,545.5 | 1,424.3 |
Specialty Property & Casualty Insurance |  |  |
SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information [Line Items] |  |  |
Earned Premiums | 3,078.4 | 2,027.4 | 1,005.7
Premiums Written | 3,211.3 | 2,067.4 | 1,043.5
Other Income | 7.0 | 2.4 | 1.1
Net Investment Income | 107.5 | 63.4 | 39.2
Insurance Claims and Policy- holders’ Benefits | 2,278.9 | 1,523.8 | 800.5
Amortization of Deferred Policy Acquisition Costs | 224.9 | 202.0 | 150.2
Other Insurance Expenses | 330.7 | 219.7 | 14.8
Deferred Policy Acquisition Costs | 161.6 | 121.4 |
Insurance Reserves | 1,551.0 | 1,387.0 |
Unearned Premiums | 1,158.0 | 1,025.0 |
Preferred Property & Casualty Insurance |  |  |
SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information [Line Items] |  |  |
Earned Premiums | 750.3 | 730.7 | 730.3
Premiums Written | 739.3 | 748.8 | 726.1
Other Income | 0.0 | 0.0 | 0.0
Net Investment Income | 44.1 | 61.8 | 58.9
Insurance Claims and Policy- holders’ Benefits | 508.8 | 538.4 | 649.5
Amortization of Deferred Policy Acquisition Costs | 120.1 | 117.2 | 114.6
Other Insurance Expenses | 113.2 | 108.3 | 103.2
Deferred Policy Acquisition Costs | 57.7 | 58.4 |
Insurance Reserves | 388.5 | 452.9 |
Unearned Premiums | 363.4 | 374.3 |
Life & Health Insurance |  |  |
SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information [Line Items] |  |  |
Earned Premiums | 643.7 | 626.3 | 614.0
Other Income | 8.5 | 4.0 | 2.6
Net Investment Income | 206.4 | 210.9 | 223.2
Insurance Claims and Policy- holders’ Benefits | 402.7 | 404.2 | 387.4
Amortization of Deferred Policy Acquisition Costs | 63.3 | 57.9 | 53.5
Other Insurance Expenses | 270.7 | 263.2 | 258.7
Deferred Policy Acquisition Costs | 318.4 | 290.2 |
Insurance Reserves | 3,505.3 | 3,496.3 |
Unearned Premiums | 24.1 | 25.0 |
Other |  |  |
SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information [Line Items] |  |  |
Earned Premiums | 0.0 | 0.0 | 0.0
Other Income | 20.0 | 35.8 | 0.3
Net Investment Income | 6.3 | 4.8 | 5.9
Insurance Claims and Policy- holders’ Benefits | (2.1) | 0.1 | 0.0
Amortization of Deferred Policy Acquisition Costs | 0.0 | 0.0 | 0.0
Other Insurance Expenses | (103.2) | (67.8) | $ (50.7)
Deferred Policy Acquisition Costs | 0.0 | 0.0 |
Insurance Reserves | 27.0 | 30.6 |
Unearned Premiums | $ 0.0 | $ 0.0 |

X
- Definition SEC Schedule, 12-16, Insurance Companies, Supplementary Insurance Information, Other Income + References No definition available. + Details
Name: | kmpr_SECSchedule1216InsuranceCompaniesSupplementaryInsuranceInformationOtherIncome
Namespace Prefix: | kmpr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | srt_SupplementaryInsuranceInformationBySegmentLineItems
Namespace Prefix: | srt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of amortization of deferred policy acquisition cost recognized, as disclosed in supplementary insurance information. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16(Column I)) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationAmortizationOfDeferredPolicyAcquisitionCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of insurance benefit, claim, loss and settlement expenses incurred, as disclosed in supplementary insurance information. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16(Column H)) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationBenefitsClaimsLossesAndSettlementExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of deferred policy acquisition cost capitalized on contract remaining in force, as disclosed in supplementary insurance information. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16(Column B)) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationDeferredPolicyAcquisitionCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of reserve for future policy claim payable and loss expense to be incurred, disclosed in supplementary insurance information. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16(Column C)) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationLiabilityForFuturePolicyBenefitsLossesClaimsAndLossExpenseReserves
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of net investment income earned, disclosed in supplementary insurance information. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16(Column G)) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationNetInvestmentIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of operating expense classified as other, disclosed in supplementary insurance information. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16(Column J)) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationOtherOperatingExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of premium revenue earned, disclosed in supplementary insurance information. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16(Column F)) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationPremiumRevenue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount, after premiums ceded and assumed, of premium written, disclosed in supplementary insurance information. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16(Column K)) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationPremiumsWritten
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of premium not yet earned, disclosed in supplementary insurance information. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-16(Column D)) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574960-122915 + Details
Name: | us-gaap_SupplementaryInsuranceInformationUnearnedPremiums
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=kmpr_SpecialtyPropertyCasualtyInsuranceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=kmpr_PreferredPropertyCasualtyInsuranceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=kmpr_LifeAndHealthInsuranceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=us-gaap_AllOtherSegmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |