Fair Value Measurements - Balance Sheet Grouping (Details) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
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| Carrying Value | ||
| Loans to Policyholders | $ 279.9 | $ 280.7 |
| Mortgage Loans | 149.8 | 75.3 |
| Other Investments and Securities, at Cost | 21.7 | 22.5 |
| Long-term Debt | 943.5 | 1,391.6 |
| Long-term Debt | 943.5 | 941.7 |
| Policyholder Obligations | 608.0 | 637.7 |
| Equity Securities at Modified Cost | 579.2 | 539.2 |
| Fair Value | ||
| Other Short-term Investments, Fair Value Disclosure | 313.5 | 1,037.1 |
| Equity Securities, FV-NI | 21.7 | 22.5 |
| Long-term Debt | 868.0 | 1,278.4 |
| FHLB of Chicago | ||
| Fair Value | ||
| Policyholder Obligations | 513.8 | 541.3 |
| Loans to Policyholders | ||
| Fair Value | ||
| Loans | 279.9 | 280.7 |
| Mortgage Loans | ||
| Fair Value | ||
| Loans | 149.8 | 75.3 |
| United Insurance | FHLB of Chicago | ||
| Carrying Value | ||
| Policyholder Obligations | $ 513.8 | $ 541.3 |
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- Definition Other Short-term Investments, Fair Value Disclosure No definition available.
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- References No definition available.
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- Definition Carrying value as of the balance sheet date of the sum of the obligations to contract holders to provide to them an agreed upon rate of return pursuant to the terms of the underlying contract. These contracts represent lending by the contract holders to the entity in return for a guaranteed (primarily fixed) interest rate until maturity, unless called earlier if the contracts provide that option to the contract holders (usually institutions). There is little or no insurance risk for the entity. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Fair value portion of borrowing from Federal Home Loan Bank (FHLBank). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition This item represents the amount that could be realized under a life insurance contract or contracts owned by the Entity as of the date of the statement of financial position. Such Entity-owned life insurance policies are commonly known as corporate-owned life insurance (COLI) or bank-owned life insurance (BOLI). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount before allowance of loans made to policy and contract holders using their life insurance contracts' cash value or separate accounts as collateral. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums over and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The balance represents the amount of loans that are secured by real estate mortgages, offset by the reserve to cover probable credit losses on the loan portfolio. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Includes other investments and securities that are not at fair value as of the balance sheet date and those that are not accounted for under the equity method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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