Beginning balance Ending balance PV of expected future policy benefits, At current discount rates Liability for Future Policy Benefit, Expected Future Policy Benefit, before Reinsurance, after Discount Rate Change Exchanges of fixed maturities, net realized gains (losses) Debt Securities, Available-For-Sale, Realized Gain (Loss) On Exchanges Debt Securities, Available-For-Sale, Realized Gain (Loss) On Exchanges Due after ten years through twenty years Debt Securities, Available-For-Sale, Maturity, Allocated And Single Maturity Date, After Ten Through Twenty Years, Amortized Cost, Net Of Allowance For Credit Loss Debt Securities, Available-For-Sale, Maturity, Allocated And Single Maturity Date, After Ten Through Twenty Years, Amortized Cost, Net Of Allowance For Credit Loss Other policyholders' funds Other Policyholder Funds Schedule of Fair Value of Fixed Maturities Measured on a Recurring Basis Debt Securities, Available-for-Sale [Table Text Block] Realized gains (losses) Realized (gains) losses Total realized gains (losses) Realized gains (losses) Realized Investment Gains (Losses) 70% to 80% LTV 70 Percent To 80 Percent [Member] LTV 70 Percent To 80 Percent [Member] Entity Listings, Exchange [Axis] Entity Listings, Exchange [Axis] Expected return on assets Defined Benefit Plan, Expected Return (Loss) on Plan Assets Award Timing Predetermined Award Timing Predetermined [Flag] Less applicable tax (expense) benefit OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, Tax Entity File Number Entity File Number Additional Paid-In Capital Additional Paid-in Capital [Member] Senior Notes Due 2030 Senior Notes Due 2030 [Member] Senior Notes Due 2030 Tabular List, Table Tabular List [Table Text Block] Future policy benefit adjustments, net of tax OCI, Liability For Future Policy Benefit, Adjustments, Net Of Tax OCI, Liability For Future Policy Benefit, Adjustments, Net Of Tax Accounting Pronouncements Yet to be Adopted New Accounting Pronouncements, Policy [Policy Text Block] Reduction in allowance due to dispositions Financing Receivable, Allowance for Credit Loss, Writeoff Measurement Basis [Axis] Measurement Basis [Axis] Adjustment to Compensation: Adjustment to Compensation [Axis] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Financing Receivable Portfolio Segment [Domain] Financing Receivable Portfolio Segment [Domain] Legal proceedings Legal Proceedings Legal Proceedings Fair value option—change in fair value Fair Value, Option, Changes in Fair Value, Gain (Loss) Policyholder Account Balance [Roll Forward] Policyholder Account Balance [Roll Forward] Interest accrual Liability for Future Policy Benefit, Expected Net Premium, Interest Income Adjustment to Compensation, Amount Adjustment to Compensation Amount Total debt, unamortized discount & issuance costs, Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net Pension Plan Pension Plans Pension Plan [Member] Net borrowing (repayment) of commercial paper Proceeds from (Repayments of) Short-Term Debt, Maturing in Three Months or Less Employee Stock Option Share-Based Payment Arrangement, Option [Member] Mortgage loans Total, net of allowance for credit losses Financing Receivable, after Allowance for Credit Loss Total shareholders' equity Beginning balance Ending balance Equity, Attributable to Parent Segment profit or (loss) Segment Profit (Loss) Segment Profit (Loss) Debt Securities, Available-for-sale [Table] Debt Securities, Available-for-Sale [Table] Other comprehensive income (loss): Other Comprehensive Income (Loss), Net of Tax [Abstract] Insider Trading Policies and Procedures [Line Items] New York NEW YORK Common stock, shares authorized (in shares) Common Stock, Shares Authorized NYSE Texas, Inc. NYSE CHICAGO, INC. [Member] Annualized interest rate Line of Credit Facility, Interest Rate at Period End Semi-annual facility fee Debt Issuance Costs, Semi-Annual Facility Fee Percentage Debt Issuance Costs, Semi-Annual Facility Fee Percentage Cover page. Cover [Abstract] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Net receipts (payments) from deposit-type products Net Change Annuities and Investment Certificates Maximum Maximum [Member] Policyholder Account Balance, above Guaranteed Minimum Crediting Rate [Domain] Policyholder Account Balance, above Guaranteed Minimum Crediting Rate [Domain] Effect of change from original to current discount rates AOCI, Liability for Future Policy Benefit, Expected Future Policy Benefit, before Tax Fair Value Debt Securities, Available-for-Sale, Unrealized Loss Position Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Debt Instrument [Line Items] Debt Instrument [Line Items] Due after ten years through twenty years Debt Securities, Available-For-Sale, Fair Value, Maturity, Allocated And Single Maturity Date, After Year Ten Through Twenty This item represents the fair value of debt securities which are expected to mature after ten years and through twenty years from the balance sheet date and which are categorized neither as held-to-maturity nor trading securities. Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Total debt, book value Debt, Long-Term and Short-Term, Combined Amount Retirement Benefits [Abstract] Retirement Benefits [Abstract] Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Income before income taxes Total before tax Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Entity Shell Company Entity Shell Company Commercial paper issued during period (par value) Commercial Paper Issued During Period, Par Value Commercial Paper Issued During Period, Par Value Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Net liability for future policy benefits, after reinsurance recoverable, at current discount rates Liability for Future Policy Benefit, after Reinsurance Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Operating Segments Operating Segments [Member] Changes in unrealized gains (losses) included in accumulated other comprehensive income for assets held Fair Value, Asset, Recurring Basis, Still Held, Unrealized Gain (Loss), OCI Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Reclassification out of Accumulated Other Comprehensive Income [Table] Reclassification out of Accumulated Other Comprehensive Income [Table] Deferred Policy Acquisition Cost [Line Items] Deferred Policy Acquisition Cost [Line Items] Liability For Future Policy Benefit, Remeasurement Gain (Loss) By Type [Domain] Liability For Future Policy Benefit, Remeasurement Gain (Loss) By Type [Domain] Liability for Future Policy Benefit, Remeasurement Gain (Loss) by Type [Domain] Letter of Credit Letter of Credit [Member] Texas TEXAS Other receivables Other Receivables PV of expected future gross premiums, At original discount rates Liability For Future Policy Benefit, Expected Future Gross Premiums, Original Discount Rate, Before Cash Flow And Reinsurance Liability For Future Policy Benefit, Expected Future Gross Premiums, Original Discount Rate, Before Cash Flow And Reinsurance Applicable tax Realized Investment Gains (Losses), Tax Realized gains (losses) from investments, Applicable tax Document Fiscal Period Focus Document Fiscal Period Focus 4.00%-4.99% Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range From 0400 To 0499 [Member] Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range From 0400 To 0499 Award Timing Method Award Timing Method [Text Block] Award Type Award Type [Axis] Foreign Exchange Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Long-term debt, par value, gross Long-Term Debt, Face Amount, Gross Long-Term Debt, Face Amount, Gross Investment, Name [Domain] Investment, Name [Domain] Trading Symbol Trading Symbol Entity Address, City or Town Entity Address, City or Town Short-term Debt, Type [Domain] Short-Term Debt, Type [Domain] FHLB stock Federal Home Loan Bank Stock and Federal Reserve Bank Stock Class of Financing Receivable [Axis] Class of Financing Receivable [Axis] Effect of foreign exchange rate changes on cash Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Net (increase) decrease in policy loans Payments for (Proceeds from) Policy Loans Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Policyholder Account Balance, above Guaranteed Minimum Crediting Rate [Axis] Policyholder Account Balance, above Guaranteed Minimum Crediting Rate [Axis] Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Foreign exchange adjustment Deferred Policy Acquisition Cost, Foreign Currency Translation Adjustment and Other Entity Emerging Growth Company Entity Emerging Growth Company Policyholder Account Balance [Abstract] Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Unfunded Loan Commitment Unfunded Loan Commitment [Member] Unamortized issuance cost Debt Issuance Costs, Net Infrastructure Infrastructure [Member] Infrastructure Common stock, shares outstanding (in shares) Common Stock, Shares, Outstanding Insurance [Abstract] Insurance [Abstract] Pension: Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax [Abstract] Schedule of Segment Premium Income by Distribution Channel Disaggregation of Revenue [Table Text Block] Legal costs Legal Fees Class of Financing Receivable [Domain] Class of Financing Receivable [Domain] Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Net liability for future policy benefits—long duration health Liability For Future Policy Benefit, Current Discount Rate, Before Reinsurance And Other Liability For Future Policy Benefit, Current Discount Rate, Before Reinsurance And Other Pledged Status [Domain] Pledged Status [Domain] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Restatement Determination Date Restatement Determination Date Income tax benefit (expense) Tax Income Tax Expense (Benefit) Basis spread Debt Instrument, Basis Spread on Variable Rate Acquisition of investments: Payments to Acquire Investments [Abstract] Other assets Other Assets Interest credited Policyholder Account Balance, Interest Expense Alternative Investment [Line Items] Alternative Investment [Line Items] Alternative Investment Beginning Balance Ending Balance Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Parent expense Parent Expense Parent Expense Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Unrealized investment (gains) losses on available for sale assets: Marketable Securities, Gain (Loss), Excluding Other-than-temporary Impairment Loss [Abstract] Number of fixed maturities securities Number Of Debt Securities, Available-For-Sale Number Of Debt Securities, Available-For-Sale Policyholder Account Balance, Guaranteed Minimum Crediting Rate Range [Axis] Policyholder Account Balance, Guaranteed Minimum Crediting Rate Range [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Incurred related to: Liability for Unpaid Claims and Claims Adjustment Expense, Incurred Claims [Abstract] Capital called from investment funds Payments to Acquire Long-Term Investments Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Deferred Acquisition Costs Deferred Policy Acquisition Costs [Text Block] All Trading Arrangements All Trading Arrangements [Member] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Long-Term Investment [Table] Long-Term Investment [Table] Long-Term Investment Beginning balance at original discount rates Ending balance at original discount rates PV of expected future net premiums, At original discount rates Liability for Future Policy Benefit, Expected Net Premium, Original Discount Rate, before Cash Flow and Reinsurance Cash provided from (used for) operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Facility agreement term Debt Instrument, Term Fixed maturities available for sale—sold Proceeds from Sale of Debt Securities, Available-for-Sale Sales Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales Preferred stock, par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] PEO Total Compensation Amount PEO Total Compensation Amount Potential maximum borrowing capacity Line Of Credit Facility, Accordion Feature, Increase Limit Line Of Credit Facility, Accordion Feature, Increase Limit Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Amortized Cost Debt Securities, Available-for-Sale and Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss Equity Components [Axis] Equity Components [Axis] Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Net amount at risk Policyholder Account Balance, Net Amount at Risk Number of reportable segments Number of Reportable Segments Total policyholder benefits Policyholder Benefits and Claims Incurred, Net Entity Address, State or Province Entity Address, State or Province Common dividends declared Dividends, Common Stock Fair value of pledged assets Loans Receivable, Fair Value Disclosure Stockholders' equity (excluding AOCI) threshold, triggering exercise of Issuance Right Debt Instrument, Issuance Right Trigger, Threshold Equity, Attributable To Parent, Excluding Accumulated Other Comprehensive Income (Loss) Debt Instrument, Issuance Right Trigger, Threshold Equity, Attributable To Parent, Excluding Accumulated Other Comprehensive Income (Loss) Individual: Individual [Axis] Fair value of plan assets, within plan asset category Defined Benefit Plan, Plan Assets, Investment within Plan Asset Category, Amount Industrials Industrials [Member] Industrials Accounting Changes and Error Corrections [Abstract] Liability for Unpaid Claims Insurance Disclosure [Text Block] Less applicable tax (expense) benefit OCI, Liability For Future Policy Benefit, Period Increase (Decrease), Tax OCI, Liability For Future Policy Benefit, Period Increase (Decrease), Tax Issuances Policyholder Account Balance, Issuance Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Entity Interactive Data Current Entity Interactive Data Current Liberty National Liberty National Exclusive [Member] Liberty national exclusive [Member] Foreign exchange translation adjustments, other than securities Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax Total segment assets Business Segment Selected Assets Business Segment Selected Assets Entity Central Index Key Entity Central Index Key Capitalizations Deferred Policy Acquisition Cost, Capitalization PEO Name PEO Name Total revenue Revenues Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Other gains (losses) Other Realized Investment Gains (Losses) Other Realized Investment Gains (Losses) Opportunistic and private credit Opportunistic And Private Credit [Member] Opportunistic And Private Credit Schedule of Commercial Loan Participations, Credit Quality Indicators Financing Receivable Credit Quality Indicators [Table Text Block] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Total incurred Liability for Unpaid Claims and Claims Adjustment Expense, Incurred Claims Schedule of Defined Benefit Plans Disclosures [Table] Defined Benefit Plan [Table] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Nonqualified Plan Nonqualified Plan [Member] Office Office Building [Member] Exercise Price Award Exercise Price Entity Filer Category Entity Filer Category Class of Stock [Domain] Class of Stock [Domain] Long-term debt (estimated fair value: 2026—$2,177,494; 2025—$2,225,320) Long-term debt Long-Term Debt, Excluding Current Maturities Carrying value, gross Financing Receivable, before Allowance for Credit Loss Debt-to-Value [Domain] Debt-to-Value [Domain] Qualified Plan Qualified Plan [Member] Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Fixed maturities available for sale: Debt Securities, Available-for-Sale, Amortized Cost, after Allowance for Credit Loss Premium taxes Premium Taxes Premium Taxes Total benefits and expenses Benefits, Losses and Expenses Entity Address, Address Line One Entity Address, Address Line One Annuity Annuity Of Deferred Policy Acquisition Costs And Obligations Annuity Of Deferred Policy Acquisition Costs And Obligations Equity exchange traded fund Equity Exchange Traded Fund [Member] Equity Exchange Traded Fund Accumulated Other Comprehensive Income (Loss) Total AOCI Attributable to Parent [Member] Investments [Domain] Investments [Domain] Less reinsurance recoverables Plus reinsurance recoverables Reinsurance Recoverable for Unpaid Claims and Claims Adjustments Other long-term investments Proceeds from Sale and Maturity of Other Investments Amortization of prior service cost (credit) Defined Benefit Plan, Amortization of Prior Service Cost (Credit) Expected life of redeemable funds Expected Life Of Redeemable Funds Expected Life Of Redeemable Funds Fair Value as of Grant Date Award Grant Date Fair Value Exchange traded fund Exchange Traded Funds [Member] Current and deferred income taxes Accrued Income Taxes Fair value option Fair Value Option, Other Eligible Items [Member] Current discount rate Liability for Future Policy Benefit, Current Weighted-Average Discount Rate Salaries Labor and Related Expense Fair Value, Inputs, Level 1, 2 and 3 Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] Debt Service Coverage Ratio [Domain] Debt Service Coverage Ratio [Domain] [Domain] for Debt Service Coverage Ratio [Axis] Schedule of Policyholder Account Balance, Guaranteed Minimum Crediting Rate Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Table Text Block] Total investments acquired Payments to Acquire Investments Entity Listings [Line Items] Entity Listings [Line Items] Document Quarterly Report Document Quarterly Report Fair Value, Less than Twelve Months Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months Fair Value Long-Term Debt, Fair Value Schedule of Fair Value Measurement Inputs and Valuation Techniques Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Allowance for credit losses, percent Financing Receivable, Allowance For Credit Losses, Percent Financing Receivable, Allowance For Credit Losses, Percent Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Accrued investment income Accrued Investment Income Receivable Schedule of Investment Funds Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Table Text Block] Investment Type [Axis] Investment Type [Axis] Total investments Investments Title Trading Arrangement, Individual Title Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Policy claims and other benefits payable: Short-Duration Insurance Contracts, Reconciliation of Claims Development to Liability [Line Items] Additions (reductions) to allowance for fixed maturities that previously had an allowance Debt Securities, Available-for-Sale, Excluding Accrued Interest, Allowance for Credit Loss, Not to Sell before Recovery, Credit Loss, Previously Recorded, Expense (Reversal) Non-PEO NEO Non-PEO NEO [Member] Letters of credit facility outstanding Letters of credit outstanding Letters of Credit Outstanding, Amount Fixed maturities, available for sale, allowance for credit losses Allowance for Credit Losses Allowance for credit losses beginning balance Allowance for credit losses ending balance Debt Securities, Available-for-Sale, Allowance for Credit Loss Schedule of Reconciliation of Policy Claims and Other Benefits Payable Short-Duration Insurance Contracts, Reconciliation of Claims Development to Liability [Table Text Block] Net (increase) decrease in short-term investments Payments for (Proceeds from) Short-Term Investments Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Sale of Stock [Axis] Sale of Stock [Axis] Gross Unrealized Gains Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax Allowance for credit losses Less allowance for credit losses Allowance for credit losses beginning balance Allowance for credit losses ending balance Financing Receivable, Allowance for Credit Loss All Award Types Award Type [Domain] Amortization of prior service cost Accumulated Defined Benefit Plans Adjustment, Net Prior Service Attributable to Parent [Member] Equity Awards Adjustments Equity Awards Adjustments [Member] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Other income Other income Other Income Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Compensation Amount Outstanding Recovery Compensation Amount Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Schedule of Liability for Unpaid Health Claims Schedule of Liability for Unpaid Claims and Claims Adjustment Expense [Table Text Block] Guaranteed annuity contract Guaranteed Annuity Contract [Member] Guaranteed annuity contract [Member]. Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Estimate of Fair Value Measurement Estimate of Fair Value Measurement [Member] Retirement Plan Type [Domain] Retirement Plan Type [Domain] Adjusted balance Liability for Future Policy Benefit, Expected Future Benefit, Original Discount Rate, before Reinsurance, after Cash Flow Change MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Other employee costs Other Labor-related Expenses Nonaccrual Loans Nonaccrual Loans [Member] Nonaccrual Loans Other reclassification adjustments included in net income Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax Revenue: Revenue: Revenues [Abstract] Schedule of Liability for Future Policy Benefit, Activity Liability for Future Policy Benefit, Activity [Table Text Block] Twelve Months or Longer Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions Family Heritage Family Heritage [Member] Family Heritage [Member] Accumulated other comprehensive income (loss) Accumulated Other Comprehensive Income (Loss), Net of Tax Health Health Segment [Member] Health Segment [Member] Other corporate sectors Other Corporate Sectors [Member] Other Corporate Sectors Unrealized gains (losses) on investments, net of tax OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax Financial Instruments [Domain] Financial Instruments [Domain] Schedule of Additional Information about Investments in Unrealized Loss Position Schedule Of Additional Information About Investments In Unrealized Loss Position [Table Text Block] Schedule Of Additional Information About Investments In An Unrealized Loss Position Long-Term Investment [Line Items] Long-Term Investment [Line Items] Long-Term Investment Acquisitions Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases Investment funds, percentage ownership by pension plan Fair Value, Investments, Entities Calculating Net Asset Value, Percentage Ownership By Pension Plan Fair Value, Investments, Entities Calculating Net Asset Value, Percentage Ownership By Pension Plan Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items] Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items] Net Investment Income [Line Items] Net Investment Income [Line Items] Minimum Minimum [Member] At Original Discount Rates Liability for Future Policy Benefit, Original Discount Rate [Abstract] Liability for Future Policy Benefit, Original Discount Rate Investment in Limited Partnerships Investment funds Partnership Interest [Member] Adjusted balance Liability for Future Policy Benefit, Expected Net Premium, Original Discount Rate, before Reinsurance, after Cash Flow Change Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Company Selected Measure Name Company Selected Measure Name Fair Value Measurement [Domain] Fair Value Measurement [Domain] Activity-based common stock ownership percentage Federal Home Loan Bank, Activity-Based Common Stock Ownership Percentage Federal Home Loan Bank, Activity-Based Common Stock Ownership Percentage Debt Debt Disclosure [Text Block] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Annuity and other corporate Annuity And Other Corporate Segment Assets Annuity And Other Corporate Segment Assets Effect of actual variances from expected experience Liability for Future Policy Benefit, Expected Net Premium, Cumulative Increase (Decrease) of Actual Variance from Expected Experience Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Foreign exchange adjustment on fixed maturities recorded at fair value Other Comprehensive Income (Loss), Foreign Exchange Increase (Decrease) On Securities Recorded At Fair Value, Before Tax Other Comprehensive Income (Loss), Foreign Exchange Increase (Decrease) On Securities Recorded At Fair Value, Before Tax Future Policy Benefits AOCI, Liability for Future Policy Benefit, Parent [Member] Term Loan Credit Agreement Term Loan Credit Agreement [Member] Term Loan Credit Agreement Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Liability for Future Policy Benefit, Expected Future Policy Benefit [Roll Forward] Liability for Future Policy Benefit, Expected Future Policy Benefit [Roll Forward] Diluted weighted average shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Diluted Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Reconciliation of Assets from Segment to Consolidated [Table] Reconciliation of Assets from Segment to Consolidated [Table] Liability for Future Policy Benefit, Activity [Line Items] Liability for Future Policy Benefit, Activity [Line Items] Entity Small Business Entity Small Business DTC Direct to Consumer Direct To Consumer [Member] Direct To Consumer Other operating expense Other Cost and Expense, Operating Greater Than 1.20x Debt Service Coverage Ratio, Greater Than 1.20x [Member] Debt Service Coverage Ratio, Greater Than 1.20x [Member] Preferred stock, shares outstanding (in shares) Preferred Stock, Shares Outstanding Document Transition Report Document Transition Report Due after one year through five years Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five Underlying Securities Award Underlying Securities Amount Gross realized gains Debt Securities, Available-for-Sale, Realized Gain Percentage of total plan assets, within plan asset category Defined Benefit Plan, Plan Assets, Investment within Plan Asset Category, Percentage Equity Component [Domain] Equity Component [Domain] Document Period End Date Document Period End Date Effect of changes in assumptions on future cash flows Liability for Future Policy Benefit, Expected Net Premium, Cumulative Increase (Decrease) from Cash Flow Change Interest accrual Liability for Future Policy Benefit, Expected Future Policy Benefit, Interest Expense Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] 3.00%-3.99% Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 [Member] Policy loans Policy Loans [Member] Mortgage loans Mortgage Loans on Real Estate, Commercial and Consumer, Net Document Type Document Type Significant Unobservable Inputs (Level 3) Fair Value, Inputs, Level 3 [Member] Schedule of Assets by Segment Reconciliation of Assets from Segment to Consolidated [Table Text Block] Earnings Per Share Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Additional paid-in-capital Additional Paid in Capital Schedule of Information Regarding the SERP Schedule of Defined Benefit Plans Disclosures [Table Text Block] Product and Service [Axis] Product and Service [Axis] Policy loans Loans, Gross, Insurance Policy Health Insurance Health premium Health insurance Health Insurance Product Line [Member] Junior Subordinated Debentures Due 2061 Junior Subordinated Debentures Due 2061 [Member] Junior Subordinated Debentures Due 2061 Long-term debt, gross, fair value Long-Term Debt, Gross, Fair Value Long-Term Debt, Gross, Fair Value Investment Income [Table] Investment Income [Table] Statistical Measurement [Axis] Statistical Measurement [Axis] Annuity Annuity Segment [Member] Annuity Segment [Member] Effect of changes in assumptions on future cash flows Liability for Future Policy Benefit, Expected Future Policy Benefit, Cumulative Increase (Decrease) from Cash Flow Change Fair Value Measurement Inputs and Valuation Techniques [Line Items] Fair Value Measurement Inputs and Valuation Techniques [Line Items] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Realized gains (losses) from investments Realized Investment Gains (Losses), Before Redemption Of Debt And Other Gains (Losses) Realized Investment Gains (Losses), Before Redemption Of Debt And Other Gains (Losses) Debt-to-Value [Axis] Debt-to-Value [Axis] Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Net borrowing from Federal Home Loan Bank (FHLB) Proceeds from FHLBank Borrowings, Financing Activities Unamortized discount & issuance costs, noncurrent, net Debt Instrument, Unamortized Discount (Premium) And Debt Issuance Costs, Noncurrent, Net Debt Instrument, Unamortized Discount (Premium) And Debt Issuance Costs, Noncurrent, Net Schedule of Reconciliation of Segment Operating Information to Consolidated Statement of Operations Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block] Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Senior Notes Due 2034 Senior Notes Due 2034 [Member] Senior Notes Due 2034 Long-term line of credit Long-Term Line of Credit Quoted Prices in Active Markets for Identical Assets (Level 1) Quoted Prices in Active Markets for Identical Assets (Level 1) Fair Value, Inputs, Level 1 [Member] Unamortized discount & issuance costs, current Debt Instrument, Unamortized Discount (Premium) And Debt Issuance Costs, Current, Net Debt Instrument, Unamortized Discount (Premium) And Debt Issuance Costs, Current, Net Amortization of acquisition costs Deferred Policy Acquisition Costs, Amortization Expense, Adjusted Deferred Policy Acquisition Costs, Amortization Expense, Adjusted Mortgage loans Proceeds From Maturities, Prepayments And Calls Of Mortgages Proceeds From Maturities, Prepayments And Calls Of Mortgages Diluted net income per common share (in dollars per share) Earnings Per Share, Diluted Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Axis] Multi-family Multifamily [Member] Due after five years through ten years Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10 AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Policyholder Account Balance [Table] Policyholder Account Balance [Table] Treasury stock, at cost (in shares) Treasury Stock, Common, Shares Debt Service Coverage Ratio [Axis] Debt Service Coverage Ratio [Axis] Debt Service Coverage Ratio [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Investments, Debt and Equity Securities [Abstract] Investments, Debt and Equity Securities [Abstract] Carrying value, net, percent % of Gross Total Financing Receivable, Net, Percentage Financing Receivable, Net, Percentage Financing Receivable Portfolio Segment [Axis] Financing Receivable Portfolio Segment [Axis] Issuances Liability for Future Policy Benefit, Expected Future Policy Benefit, Issuance Interest sensitive life Liability For Future Policy Benefit, Current Discount Rate, Interest Sensitive Life Liability For Future Policy Benefit, Current Discount Rate, Interest Sensitive Life % of Total Product Premium As Percentage Of Segment Premium Product premium as percentage of segment premium. Other Other Other Policy-holders' Funds Insurance, Other [Member] Amount reinsured with third-party reinsurers under existing reinsurance agreements Policyholder Account Balance, Reinsured Amount Policyholder Account Balance, Reinsured Amount Debt Long-Term Debt, Gross Percentage of total fixed maturities Percentage Of Fixed Maturities At Fair Value Percentage of fixed maturities by component at fair value. Subsidiaries Subsidiaries [Member] Amortization Fair Value Measurement With Unobservable Inputs Reconciliation, Recurring Basis, Asset, Amortization Fair value, measurement with unobservable inputs reconciliation, recurring basis, asset, amortization. Pension adjustments Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax Expiration Date Trading Arrangement Expiration Date Foreign governments Debt Security, Government, Non-US [Member] Other Other Other Investments [Member] Benefit payments Policyholder Account Balance, Benefit Payment Other Liability For Future Policy Benefits, Original Discount Rate, Other Contracts Liability For Future Policy Benefits, Original Discount Rate, Other Contracts Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Policy obligations Policyholder Benefits And Claims Incurred, Net, Adjusted Policyholder Benefits And Claims Incurred, Net, Adjusted Entity Current Reporting Status Entity Current Reporting Status Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Consolidated Entities [Domain] Consolidated Entities [Domain] Financial Instrument [Axis] Financial Instrument [Axis] Reduction of allowance for which the Company intends to sell or more likely than not will be required to sell or sold during the period Debt Securities, Available-for-Sale, Excluding Accrued Interest, Allowance for Credit Loss, Sell before Recovery Benefits and expenses: Benefits, Losses and Expenses [Abstract] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Executive Category: Executive Category [Axis] Unrealized Loss, Twelve Months or Longer Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss Average balance of commercial paper outstanding during period (par value) Line of Credit Facility, Average Outstanding Amount Interest expense Interest expense Interest Expense, Operating and Nonoperating Current Fiscal Year End Date Current Fiscal Year End Date Effect of changes in the foreign exchange rate Liability For Future Policy Benefit, Expected Net Premium, Foreign Exchange Effect Liability For Future Policy Benefit, Expected Net Premium, Foreign Exchange Effect Unrealized Loss, Less than Twelve Months Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss Investments in low-income housing interests Investment In Low Income Housing Interests Investment In Low Income Housing Interests Schedule of Commercial Mortgage Loan Participations Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Prior years Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid, Prior Years At original discount rates Liability For Future Policy Benefit, Weighted-Average Duration, Original Discount Liability For Future Policy Benefit, Weighted-Average Duration, Original Discount Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Income [Domain] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Unrealized Loss Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss Other Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Other Adjustments Increase (Decrease) Other adjustments, including capitalized interest and foreign exchange. Antidilutive shares (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Required interest on reserves Required Interest On Policy Reserves The interest implied in determining the insurance policy reserve liability, based on the discount rate assumed upon policy issue. Deferred profit liability Liability For Future Policy Benefit, Current Discount Rate, Deferred Profit Liability Liability For Future Policy Benefit, Current Discount Rate, Deferred Profit Liability Net commercial paper issued (matured) during period (par value) Net Commercial Paper Issued and Matured During Period Net Commercial Paper Issued and Matured During Period Cash provided from (used for) financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Investment grade securities: External Credit Rating, Investment Grade [Member] Measure: Measure [Axis] PV of expected future policy benefits, Not discounted Liability For Future Policy Benefit, Expected Future Policy Benefit, Not Discounted, Before Cash Flow And Reinsurance Liability for Future Policy Benefit, Expected Future Policy Benefit, Not Discounted, before Cash Flow and Reinsurance1 Provision (reversal) for credit losses Financing Receivable, Credit Loss, Expense (Reversal) Valuation 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(Decrease) of Actual Variance from Expected Experience Other Policyholder Account Balance, Increase (Decrease) from Other Change Extension term Debt Instrument, Extension Term Debt Instrument, Extension Term Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Percentage change in net investment income Percentage Change In Net Investment Income Percentage Change In Net Investment Income Defined Benefit Plan, Plan Assets, Category [Domain] Defined Benefit Plan, Plan Assets, Category [Domain] Expenses: Operating Expenses [Abstract] Daily-weighted average interest rate (annualized) Line of Credit Facility, Interest Rate During Period Effect of change from original to current discount rates AOCI, Liability for Future Policy Benefit, Expected Net Premium, before Tax Included in realized gains / losses Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 1.00x—1.20x Debt Service Coverage Ratio, 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and Technique [Domain] Included in other comprehensive income Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss) Unearned and advance premium Unearned Premiums Pledged Status [Axis] Pledged Status [Axis] Investment funds Partnership Interest - Fair Value Option [Member] Partnership Interest - Fair Value Option Gross Unrealized Losses Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Investment grade securities issued term Defined Benefit Plan, Investment-Grade Securities, Issued Term Defined Benefit Plan, Investment-Grade Securities, Issued Term Basic net income per common share (in dollars per share) Earnings Per Share, Basic Due after one year through five years Debt Securities, Available-For-Sale, Maturity, Allocated And Single Maturity Date, After One Through Five Years, 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Account Balance, Liability For Future Policy Benefits And Unpaid Claims And Claims Adjustment Expense Policyholder Account Balance, Liability For Future Policy Benefits And Unpaid Claims And Claims Adjustment Expense Accounting Policies [Abstract] Accounting Policies [Abstract] Other long-term investments Payments to Acquire Other Investments Treasury Stock Treasury Stock, Common [Member] Pay vs Performance Disclosure [Line Items] Other Distribution Channel Other [Member] Distribution channel, other [Member]. Collateralized debt obligations Collateralized Debt Obligations [Member] Liabilities: Liabilities [Abstract] PV of expected future gross premiums, Not discounted Liability For Future Policy Benefit, Expected Future Gross Premium, Not Discounted, Before Cash Flow Reinsurance Liability For Future Policy Benefit, Expected Future Gross Premium, Not Discounted, Before Cash Flow Reinsurance Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Other Other [Member] Other [Member] Exchanges of fixed maturities Debt Securities, Available-For-Sale, Noncash Sale, Exchange Of Securities Debt Securities, Available-For-Sale, Noncash Sale, Exchange Of Securities Less than 3.00% Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 [Member] Expected future gross premiums Liability For Future Policy Benefit, Expected 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Common dividends declared, per share (in dollars per share) Common Stock, Dividends, Per Share, Declared Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Debt Securities, Available-for-sale [Line Items] Debt Securities, Available-for-Sale [Line Items] Significant Other Observable Inputs (Level 2) Significant Observable Inputs (Level 2) Fair Value, Inputs, Level 2 [Member] Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Asset Pledged as Collateral Asset Pledged as Collateral [Member] Unsettled trades Debt Securities, Available-For-Sale, Unsettled Trades Debt Securities, Available-For-Sale, Unsettled Trades PEO PEO [Member] Obligation with Joint and Several Liability Arrangement [Line Items] Obligation with Joint and Several Liability Arrangement [Line Items] Transfers into Level 3 Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 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Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer Number of loans collaterally dependent Financing Receivable, Number Of Loans Collaterally Dependent Financing Receivable, Number Of Loans Collaterally Dependent Sale of Stock [Domain] Sale of Stock [Domain] Investments sold or matured: Proceeds from Sale and Maturity of Debt Securities, Available-for-Sale [Abstract] At Current Discount Rates Liability for Future Policy Benefit, Current Discount Rate [Abstract] Liability for Future Policy Benefit, Current Discount Rate Product and Service [Domain] Product and Service [Domain] Net liability for future policy benefits at original discount rates Liability For Future Policy Benefit, Expected Future Benefit, Original Discount Rate Liability For Future Policy Benefit, Expected Future Benefit, Original Discount Rate Total short-term debt, par value Short-term debt, face amount Short-Term Debt, Face Amount Short-term debt, face amount Net investment income Amortization 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Gain (Loss) From Unlocking Assumptions Gain (Loss) From Unlocking Assumptions [Member] Gain (Loss) From Unlocking Assumptions City Area Code City Area Code Schedule of Commercial Loan Participations, Allowance for Credit Loss Financing Receivable, Allowance for Credit Loss [Table Text Block] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Investments Investment [Text Block] Change in discount rate on future policy benefits OCI, Liability For Future Policy Benefit, Change In Discount Rate OCI, Liability For Future Policy Benefit, Change In Discount Rate Cash provided from (used for) investing activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Commissions, premium taxes, and non-deferred acquisition costs Non-Deferred Acquisition Costs And Premium Taxes Non-deferred commissions, non-deferred acquisition costs and premium taxes. Recognition of actuarial gain (loss) Defined Benefit Plan, Amortization of Gain (Loss) Other liabilities Other Liabilities Goodwill Goodwill Current year Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid, Current Year Utilities Utilities [Member] Utilities [Member] Transfers out of Level 3 Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3 Carrying value, gross, percent Financing Receivable, Gross, Percentage Financing Receivable, Gross, Percentage Cash and invested assets Investments and Cash Fixed maturities, available for sale, amortized cost Amortized Cost Debt Securities, Available-for-Sale, Amortized Cost Net liability for future policy benefits—long duration life Liability For Future Policy Benefit, Expected Future Policy Benefit, Original Discount Rate, Before Cash Flow And Reinsurance, Net Liability For Future Policy Benefit, Expected Future Policy Benefit, Original Discount Rate, Before Cash 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Income (Loss) [Table Text Block] Proceeds from commercial paper with original maturities greater than 90 days Proceeds from Short-Term Debt, Maturing in More than Three Months Industrial Industrial Property [Member] Purchase price of sale of securities Sale of Stock, Consideration Received on Transaction Arrangement Duration Trading Arrangement Duration Segments [Axis] Segments [Axis] Local Phone Number Local Phone Number Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Exercise of stock options Stock Issued During Period, Value, Stock Options Exercised, Including Adjustments To Retained Earnings Stock Issued During Period, Value, Stock Options Exercised, Including Adjustments To Retained Earnings Surrenders and withdrawals Policyholder Account Balance, Surrender and Withdrawal Assets: Assets [Abstract] Future Policy benefits: Future Policy Benefits [Abstract] Future Policy Benefits Credit Facility [Axis] Credit Facility [Axis] Total unrealized investment gains (losses) OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, before Tax Underlying Security Market Price Change Underlying Security Market Price Change, Percent Debt Instrument [Axis] Debt Instrument [Axis] Postretirement Benefits Retirement Benefits [Text Block] Credit Facility [Domain] Credit Facility [Domain] Shareholders' equity: Equity, Attributable to Parent [Abstract] Total expenses Insurance Administrative Expenses, Total Insurance Administrative Expenses, Total Fixed maturity, portfolio issues Number Of Portfolio Issues Of Fixed Maturities Total issues of fixed maturities. FHLB borrowings Federal Home Loan Bank Borrowings [Member] Acquisition of treasury stock Treasury Stock, Value, Acquired, Cost Method PV of expected future net premiums, Not discounted Liability For Future Policy Benefit, Expected Net Premium, Not Discounted, Before Cash Flow And Reinsurance Liability For Future Policy Benefit, Expected Net Premium, Not Discounted, Before Cash Flow And Reinsurance Coupon Rate Interest rate Debt Instrument, Interest Rate, Stated Percentage Investment, Name [Axis] Investment, Name [Axis] Additions to allowance for which credit losses were not previously recorded Debt Securities, Available-for-Sale, Excluding Accrued Interest, Allowance for Credit Loss, Not Previously Recorded Other long-term investments (includes: 2026—$1,070,296; 2025—$1,109,719 under the fair value option) Other long-term investments under fair value option Commercial mortgage loan participations Other Long-Term Investments Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Table] Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Table] Entity Registrant Name Entity Registrant Name Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Net periodic benefit cost Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Fixed portfolio, number of issuers Number Of Portfolio Issuers Of Fixed Maturities Number Of Portfolio Issuers Of Fixed Maturities New York Stock Exchange NEW YORK STOCK EXCHANGE, INC. [Member] Commercial paper matured during period (par value) Commercial Paper Matured During Period Commercial Paper Matured During Period Total Debt Securities, Available-for-Sale, Unrealized Loss Position, Number of Positions Number of segments Number of Operating Segments Schedule of Selected Information about Debt Issues Schedule of Debt [Table Text Block] Interest cost on projected benefit obligation Defined Benefit Plan, Interest Cost Restatement Determination Date: Restatement Determination Date [Axis] Unrealized gains (losses) on fixed maturities: OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, before Tax [Abstract] Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Due in one year or less Debt Securities, Available-For-Sale, Maturity, Allocated And Single Maturity Date, Within One Year, Amortized Cost, Net Of Allowance For Credit Losses Debt Securities, Available-For-Sale, Maturity, Allocated And 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changes in the foreign exchange rate Liability For Future Policy Benefit, Expected Future Policy Benefit, Foreign Exchange Effect Liability For Future Policy Benefit, Expected Future Policy Benefit, Foreign Exchange Effect Common stock, par value $1 per share—320,000,000 shares authorized; outstanding: (2026—92,218,183 issued; 2025—92,218,183 issued) Common Stock, Value, Issued Liability for Claims and Claims Adjustment Expense [Table] Liability for Claims and Claims Adjustment Expense [Table] Revenue Premium Premiums Earned, Net Short-term investments Short-Term Investments Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Junior Subordinated Debentures Due 2056 Junior Subordinated Debentures Due 2056 [Member] Junior Subordinated Debentures Due 2056 Other asset-backed securities Other Asset Backed Securities [Member] Other Asset Backed Securities [Member] Schedule of Realized Gains (Losses) on Investments Realized Gain (Loss) on Investments [Table Text Block] Commitments and Contingencies (Note 5) Commitments and Contingencies 81% to 90% LTV 81 Percent To 90 Percent [Member] LTV 81 Percent To 90 Percent [Member] Senior Loans on Non Accrual Status Senior Loans In Default And On Non-Accrual Status [Member] Senior Loans In Default And On Non-Accrual Status Fair Value Measured at Net Asset Value Per Share Fair Value Measured at Net Asset Value Per Share [Member] Unamortized discount & issuance costs, noncurrent, gross Debt Instrument, Unamortized Discount (Premium) And Debt Issuance Costs, Noncurrent, Gross Debt Instrument, Unamortized Discount (Premium) And Debt Issuance Costs, Noncurrent, Gross SERP Supplemental Employee Retirement Plan [Member] Percentage of total Percent of total fixed maturities Percent Of Available-For-Sale Securities At Fair Value By Valuation Level Percent Of Available-For-Sale Securities At Fair Value By Valuation Level Schedule of Analysis of Investment Operations Investment Income [Table Text Block] Short-term investments Short-term investments Short-Term Investments [Member] New Accounting Standards Accounting Standards Update and Change in Accounting Principle [Text Block] Short-term Debt [Line Items] Short-Term Debt [Line Items] Other Other Geographical Location [Member] Other Geographical Location PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Percentage of plan assets Defined Benefit Plan, Plan Assets, Actual Allocation, Percentage Mortgage loans Payments To Acquire Mortgages Payments To Acquire Mortgages Life Insurance Life insurance Life Insurance Product Line [Member] Total debt, fair value Debt Instrument, Fair Value Disclosure Term Loan Due 2027 Term Loan Due 2027 [Member] Term Loan Due 2027 Liability for Claims and Claims Adjustment Expense [Line Items] Liability for Claims and Claims Adjustment Expense [Line Items] Pension adjustments, net of tax Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax Issuance of common stock Proceeds from Issuance of Common Stock Gross realized losses Debt Securities, Available-for-Sale, Realized Loss All Individuals All Individuals [Member] Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Unfunded commitments, including past investment period Fair Value, Investments, Entities Calculating Net Asset Value Per Share, Unfunded Commitments, Including Funds Past Investment Period Fair Value, Investments, Entities Calculating Net Asset Value Per Share, Unfunded Commitments, Including Funds Past Investment Period Senior Notes Due 2028 Senior Notes Due 2028 [Member] Senior Notes Due September 15, 2028 [Member] Additions to property and equipment Payments to Acquire Property, Plant, and Equipment Name Forgone Recovery, Individual Name Debt Securities, Available-for-sale, Allowance for Credit Loss [Roll Forward] Debt Securities, Available-for-Sale, Allowance for Credit Loss [Roll Forward] Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Reclassification out of Accumulated Other Comprehensive Income Reclassification out of Accumulated Other Comprehensive Income [Member] 4.250% Junior Subordinated Debentures Junior Subordinated Debentures [Member] Junior Subordinated Debentures Other Liability For Future Policy Benefit, Current Discount Rate, Other Contracts Liability For Future Policy Benefit, Current Discount Rate, Other Contracts Private Placement Private Placement [Member] Amortized Cost, net Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Amortized Cost [Abstract] Liability for Future Policy Benefit Activity [Table] Liability for Future Policy Benefit Activity [Table] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Other investments Gain (Loss) on Sale of Other Investments Mortgage-backed and asset-backed securities Debt Securities, Mortgage Backed And Asset Backed Securities, Net Of Allowance For Credit Loss Debt Securities, Mortgage Backed And Asset Backed Securities, Net Of Allowance For Credit Loss Direct to Consumer Direct Response [Member] Direct response [Member]. Geographical [Axis] Geographical [Axis] Financial Financial [Member] Financial [Member] Commercial Portfolio Segment Commercial Portfolio Segment [Member] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Title of 12(b) Security Title of 12(b) Security Original discount rate Liability for Future Policy Benefit, Weighted-Average Interest Accretion Rate Number of complainants Loss Contingency, Number of Plaintiffs Deferred Policy Acquisition Cost [Table] Deferred Policy Acquisition Cost [Table] Earnings Per Share [Abstract] Earnings Per Share [Abstract] Paid related to: Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid [Abstract] Mortgage-backed and asset-backed securities Debt Securities, Mortgage Backed And Asset Backed Securities, At Fair Value Debt Securities, Mortgage Backed And Asset Backed Securities, At Fair Value Other expenses Nonoperating Income (Expense) Interest sensitive life Liability For Future Policy Benefit, Original Discount Rate, Interest Sensitive Life Liability For Future Policy Benefit, Original Discount Rate, Interest Sensitive Life Short-term Debt, Type [Axis] Short-Term Debt, Type [Axis] External Credit Rating by Grouping [Axis] External Credit Rating by Grouping [Axis] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Award Timing Disclosures [Line Items] Service cost—benefits earned during the period Defined Benefit Plan, Service Cost Total long-term debt, fair value Long-Term Debt, Fair Value, Excluding Current Maturities Long-Term Debt, Fair Value, Excluding Current Maturities Beginning balance Ending balance Liability for Unpaid Claims and Claims Adjustment Expense, Net Investment funds, unfunded commitments Fair Value, Investments, Entities that Calculate Net Asset Value Per Share, Unfunded Commitments Liability For Future Policy Benefit, Remeasurement Gain (Loss) By Type [Axis] Liability For Future Policy Benefit, Remeasurement Gain (Loss) By Type [Axis] Liability For Future Policy Benefit, Remeasurement Gain (Loss) By Type Net income Net income Total after-tax Net Income (Loss) Attributable to Parent Expected life of non-redeemable funds Expected Life Of Non-Redeemable Funds Expected Life Of Non-Redeemable Funds Mortgage loans Gain (Loss) on Sale of Mortgage Loans Optional redemption, period from issuance date Debt Instrument, Redemption, Optional Redemption, Period From Issuance Debt Instrument, Redemption, Optional Redemption, Period From Issuance Future policy benefits at current discount rates: (at original discount rates: 2026—$18,304,438; 2025—$18,129,506) Total future policy benefits Liability for Future Policy Benefit, before Reinsurance Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Acquisition of treasury stock Payments for Repurchase of Common Stock Adoption Date Trading Arrangement Adoption Date Net premiums collected Liability for Future Policy Benefit, Expected Net Premium, Net Premium Collected Consolidation Eliminations Consolidation, Eliminations [Member] Line of Credit Line of Credit [Member] Florida FLORIDA Retained earnings Retained Earnings (Accumulated Deficit) Foreign exchange translation: Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent [Abstract] At guaranteed minimum Policyholder Account Balance, at Guaranteed Minimum Crediting Rate [Member] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Life Life Segment [Member] Life Segment [Member] Retail Retail Property [Member] Retail Property [Member] Less than Twelve Months Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions Future policy benefits at original rates Liability For Future Policy Benefit, Original Discount Rate, Before Reinsurance And Other Liability For Future Policy Benefit, Original Discount Rate, Before Reinsurance And Other Class of Stock [Axis] Class of Stock [Axis] Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Retirement Plan Type [Axis] Retirement Plan Type [Axis] Statement [Table] Statement [Table] Exchange traded funds Investment In Investment Fund Investment In Investment Fund Cash provided from (used for) financing activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Total debt, par value Long-Term And Short-Term Debt, Face Amount Long-Term And Short-Term Debt, Face Amount COLI Insurance Cash Value Of Supplemental Pension Plan Insurance cash value included in the assets of the supplemental pension plan. Schedule of Fair Value, Assets Measured on Recurring Basis Using Significant Unobservable Inputs Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] United American United American Independent [Member] United American Independent [Member]. All Adjustments to Compensation All Adjustments to Compensation [Member] Interest Expense Liability for Future Policy Benefit, Interest Expense Amendment Flag Amendment Flag Movement Analysis of Deferred Policy Acquisition Costs Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward] Schedule of Pension Assets by Component at Fair Value Schedule of Allocation of Plan Assets [Table Text Block] Policy claims and other benefits payable Beginning balance less reinsurance recoverable Beginning balance plus reinsurance recoverable Liability for Claims and Claims Adjustment Expense Treasury stock, at cost: (2026—14,331,326 shares; 2025—13,125,082 shares) Treasury Stock, Common, Value Termination Date Trading Arrangement Termination Date Beginning balance at original discount rates Ending balance PV of expected future policy benefits, At original discount rates Liability for Future Policy Benefit, Expected Future Policy Benefit, Original Discount Rate, before Cash Flow and Reinsurance Schedule of Undiscounted and Discounted Expected Future Gross Premiums and Expected Future Benefits And Expenses Liability For Future Policy Benefit, Undiscounted And Discounted Expected Future Gross Premiums And Expected Future Benefits And Expenses [Table Text Block] Liability For Future Policy Benefit, Undiscounted And Discounted Expected Future Gross Premiums And Expected Future Benefits And Expenses Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Due after twenty years Debt Securities, Available-For-Sale, Fair Value, Maturity, Allocated And Single Maturity Date, After Year Twenty This item represents the fair value of debt securities which are expected to mature after twenty years from the balance sheet date which are categorized neither as held-to-maturity nor trading securities. Basic weighted average shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic New Jersey NEW JERSEY Alternative Investment [Table] Alternative Investment [Table] Alternative Investment Realized gains (losses), net of tax Realized Investment Gains (Losses), Net Of Tax Realized gains (losses) from investments, Net of tax Segment Reporting [Abstract] Segment Reporting [Abstract] North Carolina NORTH CAROLINA Debt Disclosure [Abstract] Debt Disclosure [Abstract] Defined Benefit Plan, Plan Assets, Category [Axis] Defined Benefit Plan, Plan Assets, Category [Axis] Provision for credit losses Debt Securities, Available-For-Sale, Allowance For Credit Loss, Provisions For Credit Losses Debt Securities, Available-For-Sale, Allowance For Credit Loss, Provisions For Credit Losses Range of guaranteed minimum crediting rates Policyholder Account Balance, Guaranteed Minimum Credit Rating Sales and other Debt Securities, Available-for-Sale, Realized Gain (Loss) Unrealized holding gains (losses) arising during period OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment and Tax Issuances Liability for Future Policy Benefit, Expected Net Premium, Issuance Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Investment Investment Segment [Member] Investment Segment [Member] Consolidated Entities [Axis] Consolidated Entities [Axis] Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Deferred annuity Liability For Future Policy Benefit, Original Discount Rate, Deferred Annuity Liability For Future Policy Benefit, Original Discount Rate, Deferred Annuity Policyholder benefits net of remeasurement gains (losses) Liability for Future Policy Benefit, Remeasurement Gain (Loss) Use of Estimates Use of Estimates, Policy [Policy Text Block] Cash dividends paid to shareholders Payments of Dividends Below investment grade securities: External Credit Rating, Noninvestment Grade [Member] Proceeds from sale Proceeds From Sale Of Debt Securities, Excluding Unsettled Trades, Available-For-Sale Proceeds From Sale Of Debt Securities, Excluding Unsettled Trades, Available-For-Sale Foreign exchange translation adjustments, other than securities, net of tax Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Insider Trading Arrangements [Line Items] Greater than 90% LTV Greater Than 90 Percent [Member] LTV Greater Than 90 Percent [Member] Total liabilities Liabilities Other adjustments Liability For Future Policy Benefit, Effect Of Other Adjustments Liability For Future Policy Benefit, Effect Of Other Adjustments Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Schedule of Other Long-Term Investments Schedule Of Other Long Term Investments [Table Text Block] Schedule of other long-term investments [Table Text Block]. Gross Premiums Liability for Future Policy Benefit, Gross Premium Income Due after twenty years Debt Securities, Available-For-Sale, Maturity, Allocated And Single Maturity Date, After Twenty Years, Amortized Cost, Net Of Allowance For Credit Loss Debt Securities, Available-For-Sale, Maturity, Allocated And Single Maturity Date, After Twenty Years, Amortized Cost, Net Of Allowance For Credit Loss Other long-term investments Other Long-Term Investments [Member] Activity in the Liability for Unpaid Health Claims Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward] Asset- backed Securities Asset-Backed Securities [Member] Consolidation Items [Axis] Consolidation Items [Axis] Percentage change in investment expense Percentage Change In Investment Income, Investment Expense Percentage Change In Investment Income, Investment Expense Schedule of Policyholder Account Balance Policyholder Account Balance [Table Text Block] Investment income, gross Gross Investment Income, Operating Number of long-term investment funds Number Of Long-Term Investment Funds Number Of Long-Term Investment Funds Fixed maturities—available for sale, at fair value (amortized cost: 2026—$19,133,385; 2025—$18,820,464, allowance for credit losses: 2026— $3,297; 2025— $3,297) Fair value Fixed maturities available for sale: Debt Securities, Available-for-Sale Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member] Corporates Corporate Debt Securities [Member] American Income American Income Exclusive [Member] American income exclusive [Member]. Number of extension options Line Of Credit Facility, Number Of Extension Options Line Of Credit Facility, Number Of Extension Options