XML 93 R82.htm IDEA: XBRL DOCUMENT
v3.24.3

INVESTMENT BORROWINGS - TERMS OF THE BORROWINGS FROM THE FHLB (Details) - USD ($) $ in Millions | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 2,188.9 | $ 2,189.3
Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | 2,188.9 |
Borrowings Due May 2025 at 5.288% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 21.8 |
Interest rate | 5.288% |
Borrowings Due June 2025 at 2.940% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 17.7 |
Interest rate | 2.94% |
Borrowings due September 2025 at 5.190% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 125.0 |
Interest rate | 5.19% |
Borrowings due October 2025 at 5.724% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 57.7 |
Interest rate | 5.724% |
Borrowings due October 2025 at 5.580% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 100.0 |
Interest rate | 5.58% |
Borrowings due October 2025 at 5.612% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 100.0 |
Interest rate | 5.612% |
Borrowings due November 2025 at 5.228% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 50.0 |
Interest rate | 5.228% |
Borrowings due January 2026 at 5.725% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 50.0 |
Interest rate | 5.725% |
Borrowings due January 2026 at 5.754% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 50.0 |
Interest rate | 5.754% |
Borrowings due January 2026 at 5.613% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 100.0 |
Interest rate | 5.613% |
Borrowings due May 2026 at 5.266% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 5.0 |
Interest rate | 5.266% |
Borrowings due May 2026 at 5.503% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 21.7 |
Interest rate | 5.503% |
Borrowings due May 2026 at 5.110% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 50.0 |
Interest rate | 5.11% |
Borrowings Due November 2026 at 5.314% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 10.0 |
Interest rate | 5.314% |
Borrowings Due December 2026 at 5.190% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 75.0 |
Interest rate | 5.19% |
Borrowings Due January 2027 at 5.239% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 50.0 |
Interest rate | 5.239% |
Borrowings Due January 2027 at 5.799% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 50.0 |
Interest rate | 5.799% |
Borrowings Due January 2027 at 5.693% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 75.0 |
Interest rate | 5.693% |
Borrowings Due January 2027 at 5.669% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 100.0 |
Interest rate | 5.669% |
Borrowings Due February 2027 at 5.490% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 100.0 |
Interest rate | 5.49% |
Borrowings due April 2027 at 4.996% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 50.0 |
Interest rate | 4.996% |
Borrowings due May 2027 at 5.006% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 50.0 |
Interest rate | 5.006% |
Borrowings due June 2027 at 5.433% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 10.0 |
Interest rate | 5.433% |
Borrowings due June 2027 at 5.210% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 100.0 |
Interest rate | 5.21% |
Borrowings Due July 2027 at 5.218% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 15.5 |
Interest rate | 5.218% |
Borrowings Due July 2027 at 5.366% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 50.0 |
Interest rate | 5.366% |
Borrowings Due July 2027 at 5.438% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 50.0 |
Interest rate | 5.438% |
Borrowings Due August 2027 at 5.608% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 100.0 |
Interest rate | 5.608% |
Borrowings Due September 2027 at 5.366% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 12.5 |
Interest rate | 5.366% |
Borrowings Due January 2028 at 5.602% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 50.0 |
Interest rate | 5.602% |
Borrowings Due January 2028 at 5.839% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 50.0 |
Interest rate | 5.839% |
Borrowings Due January 2028 at 5.348% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 75.0 |
Interest rate | 5.348% |
Borrowings Due February 2028 at 5.522% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 21.0 |
Interest rate | 5.522% |
Borrowings Due February 2028 at 5.543% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 22.0 |
Interest rate | 5.543% |
Borrowings Due February 2028 at 5.468% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 34.5 |
Interest rate | 5.468% |
Borrowings Due February 2028 at 5.510% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 100.0 |
Interest rate | 5.51% |
Borrowings Due February 2028 at 5.641% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 100.0 |
Interest rate | 5.641% |
Borrowings Due July 2028 at 5.220% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 15.0 |
Interest rate | 5.22% |
Borrowings Due July 2028 at 5.248% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 27.0 |
Interest rate | 5.248% |
Borrowings Due August 2028 at 5.230% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 35.0 |
Interest rate | 5.23% |
Borrowings Due September 2028 at 5.462% | Federal Home Loan Bank Advances |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Investment borrowings | $ 12.5 |
Interest rate | 5.462% |

X
- Definition Amounts borrowed by a wholly owned subsidiary primarily from the Federal Home Loan Bank of Indianapolis; the proceeds of which were used to purchase fixed maturity securities. + References No definition available. + Details
Name: | cno_InvestmentBorrowings
Namespace Prefix: | cno_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)(a)(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481139/470-20-50-1B + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
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 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6B -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-6B + Details
Name: | us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_FederalHomeLoanBankAdvancesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueMay2025Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJune2025RateOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueSeptember2025Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueOctober2025RateOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueOctober2025RateTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueOctober2025RateThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueNovember2025Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJanuary2026RateOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJanuary2026RateTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJanuary2026RateThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueMay2026RateThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueMay2026RateOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueMay2026RateTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueNovember2026RateOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueDecember2026RateOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJanuary2027RateOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJanuary2027RateTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJanuary2027RateThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJanuary2027RateFourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueFebruary2027RateOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueApril2027Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueMay2027Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJune2027RateOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJune2027RateTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJuly2027RateThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJuly2027RateOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJuly2027RateTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueAugust2027RateOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueSeptember2027RateOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJanuary2028RateTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJanuary2028RateOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJanuary2028RateThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueFebruary2028RateOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueFebruary2028RateTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueFebruary2028RateThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueFebruary2028RateFourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueFebruary2028RateFiveMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJuly2028RateOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueJuly2028RateTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueAugust2028RateOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=cno_BorrowingsDueSeptember2028RateOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |