XML 149 R134.htm IDEA: XBRL DOCUMENT
v3.25.0.1

INVESTMENTS IN VARIABLE INTEREST ENTITIES - SCHEDULE OF INVESTMENTS IN OUR PORTFOLIO WHICH HAVE BEEN CONTINUOUSLY IN AN UNREALIZED LOSS POSITION EXCEEDING 20% OF AMORTIZED COST PRIOR TO SALE (Details) - Investments held by variable interest entities - corporate securities $ in Millions | Dec. 31, 2024 USD ($) issuer
--- | ---
Debt Securities, Available-for-sale [Line Items] |
Less than 6 months prior to sale, Number of issuers | issuer | 12
Greater than or equal to 6 months and less than 12 months prior to sale, Number of issuers | issuer | 6
Greater than 12 months prior to sale, Number of issuers | issuer | 7
Less than 6 months prior to sale, Amortized cost | $ 14.2
Greater than or equal to 6 months and less than 12 months prior to sale, Amortized cost | 13.0
Greater than 12 months prior to sale, Amortized cost | 14.0
Amortized cost, Total | 41.2
Less than 6 months prior to sale, Fair value | 9.8
Greater than or equal to 6 months and less than 12 months prior to sale, Fair value | 7.6
Greater than 12 months prior to sale, Fair value | 7.8
Fair value, Total | $ 25.2

X
- Definition Available-For-Sale Securities, Continuous Unrealized Loss Position, Greater Than 12 Months Prior To Sale, Fair Value Prior To Sale + References No definition available. + Details
Name: | cno_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionGreaterThan12MonthsPriorToSaleFairValuePriorToSale
Namespace Prefix: | cno_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Available-for-sale Securities, Continuous Unrealized Loss Position, Greater Than 12 Months Prior To Sale, Prior to Sale + References No definition available. + Details
Name: | cno_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionGreaterThan12MonthsPriorToSalePriorToSale
Namespace Prefix: | cno_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Available-For-Sale Securities, Continuous Unrealized Loss Position, Greater Than Or Equal To 6 Months And Less Than 12 Months Prior To Sale, Fair Value Prior To Sale + References No definition available. + Details
Name: | cno_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionGreaterThanOrEqualTo6MonthsAndLessThan12MonthsPriorToSaleFairValuePriorToSale
Namespace Prefix: | cno_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Available-for-sale Securities, Continuous Unrealized Loss Position, Greater Than Or Equal To 6 Months And Less Than 12 Months Prior To sale, Number of Issuers, Prior to Sale + References No definition available. + Details
Name: | cno_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionGreaterThanOrEqualTo6MonthsAndLessThan12MonthsPriorToSaleNumberOfIssuersPriorToSale
Namespace Prefix: | cno_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Available-for-sale Securities, Continuous Unrealized Loss Position, Greater Than Or Equal To 6 Months And Less Than 12 Months Prior To Sale, Prior to Sale + References No definition available. + Details
Name: | cno_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionGreaterThanOrEqualTo6MonthsAndLessThan12MonthsPriorToSalePriorToSale
Namespace Prefix: | cno_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Available-for-sale Securities, Continuous Unrealized Loss Position, Greater than Twelve Months, Qualitative Disclosure, Number of Issuers, Prior to Sale + References No definition available. + Details
Name: | cno_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionGreaterThanTwelveMonthsQualitativeDisclosureNumberOfIssuersPriorToSale
Namespace Prefix: | cno_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Six Months, Qualitative Disclosure, Number of Issuers, Prior to Sale + References No definition available. + Details
Name: | cno_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanSixMonthsQualitativeDisclosureNumberOfIssuersPriorToSale
Namespace Prefix: | cno_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Available-for-sale Securities, Continuous Unrealized Loss Position, Amortized Cost, Total, Prior to Sale + References No definition available. + Details
Name: | cno_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAmortizedCostTotalPriortoSale
Namespace Prefix: | cno_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value, Prior to Sale + References No definition available. + Details
Name: | cno_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionFairValuePriortoSale
Namespace Prefix: | cno_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Six Months, Amortized Cost Basis, Prior to Sale + References No definition available. + Details
Name: | cno_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessthanSixMonthsAmortizedCostBasisPriortoSale
Namespace Prefix: | cno_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Six Months, Fair Value, Prior to Sale + References No definition available. + Details
Name: | cno_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessthanSixMonthsFairValuePriortoSale
Namespace Prefix: | cno_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (aa) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (aaa) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 Reference 12: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 + Details
Name: | us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=us-gaap_VariableInterestEntityPrimaryBeneficiaryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |