Balance, beginning of year Balance, end of period Liability for Future Policy Benefit, Expected Future Policy Benefit, before Reinsurance, after Discount Rate Change Total Loans Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, Fee, and Loan in Process Hotel Hotel [Member] Schedule of Proceeds from Sale of Fixed Maturity Available-for-sale Securities Debt Securities, Available-for-Sale [Table Text Block] Changes in current discount rate - future policy benefits , tax (benefit) expense OCI, Liability for Future Policy Benefit, Gain (Loss), after Reclassification Adjustment, Tax Collateral posted Collateral Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Cash, Offset Against Derivative Asset Award Timing Predetermined Award Timing Predetermined [Flag] Entity File Number Entity File Number Revenue Recognition, Other Revenue Recognition, Other, Policy [Policy Text Block] Revenue Recognition, Other, Policy 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Market Risk Benefit Asset Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Reinsured Reinsured [Member] Reinsured Counterparties, collateral required threshold Derivatives, Collateral, Net Exposure Threshold for Which Collateral Required Derivatives, Collateral, Net Exposure Threshold for Which Collateral Required Financing Receivable, Credit Quality Indicator [Table] Financing Receivable, Credit Quality Indicator [Table] Number of shares approved for distribution as a percentage of outstanding shares (percent) Shares Approved For Distribution, Percentage Of Outstanding Shares Shares Approved For Distribution, Percentage Of Outstanding Shares Direct Direct Premiums Earned Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Other Other Products And Services [Member] Other Products And Services [Member] Non-Rule 10b5-1 Arrangement Terminated Non-Rule 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for hedged liabilities Hedged Liability, Discontinued Fair Value Hedge, Cumulative Increase (Decrease) Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Revolving Credit Facility Revolving Credit Facility Due October 2025 [Member] Revolving Credit Facility Due October 2025 Operating Segments Operating Segments [Member] Schedule of Supplemental Cash Flow Information Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] Title plants Intangible Assets, Title Plants Intangible Assets, Title Plants Total Other intangible assets, net Other Intangible Assets, Net Change in Unrealized Included in OCI Fair Value, Asset, Recurring Basis, Still Held, Unrealized Gain (Loss), OCI Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Interest expense Interest expense Interest Expense, Operating Deferred Policy Acquisition Cost [Line Items] Deferred Policy Acquisition Cost [Line Items] Additional investment in consolidated subsidiary Payments to Noncontrolling Interests Interest rate and foreign currency swaps, included in Accounts payable and accrued liabilities Foreign currency swaps Foreign Currency Swaps And Other Derivatives [Member] Foreign Currency Swaps And Other Derivatives Vermont VERMONT Document Fiscal Period Focus Document Fiscal Period Focus Actuarial model updates and refinements Present Value of Future Insurance Profit, Experience Adjustment Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Award Timing Method Award Timing Method [Text Block] Liabilities and noncontrolling interests assumed Noncash Or Part Noncash Acquisition, Liabilities Assumed And Noncontrolling Interest Noncash Or Part Noncash Acquisition, Liabilities Assumed And Noncontrolling Interest Litigation Case [Domain] Litigation Case [Domain] Amortized cost of loans on non-accrual Financing Receivable, Excluding Accrued Interest, Nonaccrual Award Type Award Type [Axis] Hedging Relationship [Domain] Hedging Relationship [Domain] Investment, Name [Domain] Investment, Name [Domain] Trading Symbol Trading Symbol Mortgage servicing rights ("MSRs") MSRs Mortgage Servicing Right [Member] Mortgage Servicing Right Direct Policyholder Benefits and Claims Incurred, Direct Industrial Industrial, General [Member] Industrial, General [Member] Net proceeds from sales and maturities of short-term investment securities Proceeds from Sale, Maturity and Collection of Short-Term Investments DSC ratio, amortization period Debt Service Coverage Ratio, Amortization Period Debt Service Coverage Ratio, Amortization Period Market risk benefits liability Market risk benefits liability Market Risk Benefit, Liability, Amount Entity Address, City or Town Entity Address, City or Town Amortized Cost of Non-Accrual Loans [Abstract] Amortized Cost of Non-Accrual Loans [Abstract] Amortized Cost of Non-Accrual 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] Statutory Accounting Practices Statutory Accounting Practices [Line Items] FHLB collateral pledged Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Collateral Pledged Entity Emerging Growth Company Entity Emerging Growth Company 2028 Long-Term Debt, Maturity, Year Three PALH LLC PALH LLC [Member] PALH LLC Repayments of all outstanding indebtedness under term loan credit agreement Repayments of Lines of Credit 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] Debt issuance costs, net Debt Issuance Costs, Net Recognized gains (losses) for derivatives Derivative, Gain (Loss) on Derivative, Net Liabilities, Purchases Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Purchases 75.00% to 84.99% LTV 75 to 84.99 Percent [Member] LTV 75 to 84.99 Percent Reinsurance agreement, recognized gains (losses) Reinsurance Agreement, Recognized Gains (Losses) Reinsurance Agreement, Recognized Gains (Losses) Common stock, shares, outstanding (in shares) Common Stock, Shares, Outstanding Deferred sales inducements Deferred Sales Inducements, Paid Deferred Sales Inducements, Paid Insurance [Abstract] Insurance [Abstract] Mortgage servicing rights ("MSRs") Other Assets, Fair Value Disclosure Failure to Purchase Interest in Contracts Failure To Purchase Interest In Contracts [Member] Failure To Purchase Interest In Contracts Value of distribution asset Value Of Distribution Asset [Member] Value Of Distribution Asset Market risk benefits liability Market risk benefits liability Market Risk Benefit Liability [Member] Market Risk Benefit Liability Schedule of Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Expected future benefit payments Liability for Future Policy Benefit, Expected Future Policy Benefit, Undiscounted, before Reinsurance Proceeds from issuance of senior notes Proceeds from Issuance of Senior Long-Term Debt Schedule of Sources of Net Investment Income Reported Schedule of Sources of Net Investment Income Reported [Table Text Block] Schedule of Sources of Net Investment Income Reported Exercise of stock options Stock Issued During Period, Value, Stock Options Exercised 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] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Accounts payable and accrued liabilities Accounts Payable and Accrued Liabilities Maturities of Long-term Debt [Abstract] Maturities of Long-Term Debt [Abstract] Annual interest rate Debt Instrument, Interest Rate, Effective Percentage Entity Address, Postal Zip Code Entity Address, Postal Zip Code Restatement Determination Date Restatement Determination Date Income tax expense Income tax expense (benefit) Income Tax Expense (Benefit) Basis spread on variable rate (as percent) Debt Instrument, Basis Spread on Variable Rate Pacific Pacific US [Member] Pacific US [Member] Interest credited Policyholder Account Balance, Interest Expense Balance at Beginning of Period Balance at End of Period Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Other assets Servicing Asset, Measurement Input Preferred stock, shares issued (in shares) Preferred Stock, Shares Issued Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Derivatives designated as hedging instruments Designated as Hedging Instrument [Member] 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] Hedging Relationship [Axis] Hedging Relationship [Axis] Claim loss provision related to: Liability for Unpaid Claims and Claims Adjustment Expense, Incurred Claims [Abstract] Immediate annuities DPL Immediate Annuity Deferred Profit Liability [Member] Immediate Annuity Deferred Profit Liability Schedule of Rollforward of Value of Business Acquired Schedule Of Value Of Business Acquired [Table Text Block] Schedule Of Value Of Business Acquired Investment, non-income producing, greater than twelve months Investment, Non-Income Producing, Greater Than Twelve Months, Fair Value Disclosure Investment, Non-Income Producing, Greater Than Twelve Months, Fair Value Disclosure Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Allowance for expected credit loss, probability of loss/default model, projected loss, using reasonable forecast period Financing Receivable, Allowance For Credit Loss, Probability of Loss, Default Model, Projected Loss, Using Reasonable And Supportable Forecast Period Financing Receivable, Allowance For Credit Loss, Probability of Loss, Default Model, Projected Loss, Using Reasonable And Supportable Forecast Period Exercise of stock options Proceeds from Stock Options Exercised 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] Call options and interest rate swaps Call Options And Interest Rate Swaps [Member] Call Options And Interest Rate Swaps Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Beginning balance at original discount rate Ending balance at original discount rate Liability for Future Policy Benefit, Expected Net Premium, Original Discount Rate, before Cash Flow and Reinsurance Total Liabilities, Carried On Balance Sheet At Amounts Other Than Fair Value Liabilities, Carried On Balance Sheet At Amounts Other Than Fair Value FHLB Funding Agreements, Federal Home Loan Bank [Member] Funding Agreements ,Federal Home Loan Bank Less: Total Purchase price Non-cash, Acquisition, Assets Acquired Liabilities Assumed, Consideration before Liabilities And Noncontrolling Interest Non-cash, Acquisition, Assets Acquired Liabilities Assumed, Consideration before Liabilities and Noncontrolling Interest Assumed Net cash provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Jurisdiction [Axis] Statutory Accounting Practice, Jurisdiction [Axis] Lapses Long-Duration Contracts, Assumptions by Product and Guarantee, Lapse Rate Change in statutory capital surplus increase (decrease) Statutory Accounting Practices, Permitted Practice, Change in Statutory Capital and Surplus Statutory Accounting Practices, Permitted Practice, Change in Statutory Capital and Surplus Fixed maturity securities available for sale, at fair value, as of September 30, 2025 and December 31, 2024, at an amortized cost of $55,913 and $51,681, respectively, net of allowance for credit losses of $102 and $67, respectively, and includes pledged fixed maturity securities of $462 and $495, respectively, related to secured trust deposits Fixed maturity securities, available-for-sale: Fair Value/Carrying Value Total fixed maturity available-for-sale securities, Fair Value Debt Securities, Available-for-Sale, Excluding Accrued Interest F&G Credit Agreement F&G Credit Agreement Due November 2022 [Member] F&G Credit Agreement Due November 2022 Assets, Sales Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales Preferred stock, par or stated value per share (in usd per share) Preferred Stock, Par or Stated Value Per Share Customer relationships and contracts Customer Relationships And Contracts [Member] Customer Relationships And Contracts Subsequent Event Subsequent Event [Member] Deferred sales inducements DSI at beginning of period DSI at end of period Deferred Sale Inducement Cost Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] PEO Total Compensation Amount PEO Total Compensation Amount Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Liabilities Derivative Liability, Subject to Master Netting Arrangement, before Offset Escrow fees Escrow Fees [Member] Escrow Fees [Member] Equity Components [Axis] Equity Components [Axis] Year four Year four Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year Schedule of Balances and Changes in Market Risk Benefit Market Risk Benefit, Activity [Table Text Block] Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Reclassification adjustments for change in unrealized gains and losses included in net earnings, tax expense Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax Net amount at risk Policyholder Account Balance, Net Amount at Risk Contingent consideration Business Combination, Contingent Consideration, Liability, Measurement Input Provision for title claim losses Provision for title claim losses Net Policyholder Benefits and Claims Incurred, Net Entity Address, State or Province Entity Address, State or Province Financial Asset, Period Past Due [Domain] Financial Asset, Aging [Domain] % of Total % of Total Financing Receivable, before Allowance for Credit Loss, to Total, Percent Effects of Reinsurance [Line Items] Effects of Reinsurance [Line Items] Credit facility increase in borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity, Increase (Decrease) Line of Credit Facility, Maximum Borrowing Capacity, Increase (Decrease) Individual: Individual [Axis] Residential mortgage loans Residential Mortgage Loans [Member] Residential Mortgage Loans Dividends paid Payments of Ordinary Dividends, Common Stock Cooper v. Progress Software Corp., No. 1:23-cv-12067 Cooper v. Progress Software Corp., No. 1:23-cv-12067 [Member] Cooper v. Progress Software Corp., No. 1:23-cv-12067 Other Reinsurer, Other [Member] Derivative investments Derivative Investments [Member] Derivative Investments [Member] Corbeau Re (VT) Corbeau Re [Member] Corbeau Re Summary of Reserve for Title Claim Losses F&G Insurance Subsidiary Financial Information and Regulatory Matters Insurance Disclosure [Text Block] Issuances Policyholder Account Balance, Issuance Maximum Loss Exposure Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Amount Other securities which provide for periodic payments, Amortized Cost Debt Securities, Available-for-Sale, Maturity, without Single Maturity Date, Amortized Cost Funds Withheld, Reinsurance Agreements Funds Withheld, Reinsurance Agreements [Member] Funds Withheld, Reinsurance Agreements Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Repayment of principal borrowed Repayments of Long-Term Debt Entity Interactive Data Current Entity Interactive Data Current Real estate technology Real Estate Technology [Member] Real Estate Technology [Member] Loss Contingency, Nature [Domain] Loss Contingency, Nature [Domain] Total other segment items Segment Reporting, Total Other Segment Expense Items Segment Reporting, Total Other Segment Expense Items Other assets Other Asset Commitments [Member] Other Asset Commitments Revenue Recognition Revenue from Contract with Customer [Policy Text Block] DSI Movement in Deferred Sales Inducements [Roll Forward] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Realized (losses) gains on certain derivative instruments Gain (Loss) on Sale of Derivatives Market Value of Option Measurement Input, Market Value of Option [Member] Measurement Input, Market Value of Option Fixed rate annuities Fixed Rate Annuities Fixed Annuity [Member] Issuances and benefit payments Market Risk Benefit, Issuance And Benefit Payments Market Risk Benefit, Issuance And Benefit 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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] Supplemental Cash Flow Elements [Abstract] Carrying Value Investments Owned, VIE, Unconsolidated, Carrying Value Investments Owned, VIE, Unconsolidated, Carrying Value Schedule of Loans Segregated by Risk Rating Exposure Financing Receivable Credit Quality Indicators [Table Text Block] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Total title claim loss provision Liability for Unpaid Claims and Claims Adjustment Expense, Incurred Claims Balance at Beginning of Period Balance at End of Period Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Office Office Building [Member] Assets held by insurance regulators Assets Held by Insurance Regulators Carrying Amount of Derivative Instruments Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Number of shares approved for distribution (shares) Number of Shares Approved For Distribution Number of Shares Approved For Distribution Exercise Price Award Exercise Price Entity Filer Category Entity Filer Category Partial Withdrawals Measurement Input, Partial Withdrawals [Member] Measurement Input, Partial Withdrawals Class of Stock [Domain] Class of Stock [Domain] Life insurance premiums, insurance and investment product fees, and other Life Insurance Premiums, Insurance And Investment Product Fees, Other [Member] Life Insurance Premiums, Insurance And Investment Product Fees, Other Subsequent Event Type [Axis] Subsequent Event Type [Axis] Cumulative Amount of Fair Value Hedging Adjustment included in the Carrying Amount of the Hedged Assets Hedged Asset, Fair Value Hedge, Cumulative Increase (Decrease) Greater than 1.00 but less than 1.25 Greater Than One But Less Than One Point Two Five [Member] Greater Than One But Less Than One Point Two Five [Member] Statement of Financial Position Location, Balance [Axis] Statement of Financial Position Location, Balance [Axis] Debt-to-Value [Domain] Debt-to-Value [Domain] Year one Year one Financing Receivable, Excluding Loans In Process, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year Financing Receivable, Excluding Loans In Process, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 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] 50.00% to 59.99% LTV 50 to 59.99 Percent [Member] LTV 50 to 59.99 Percent Total expenses Benefits, Losses and Expenses Entity Address, Address Line One Entity Address, Address Line One Schedule of Changes in Liability for Deferred Profit Liability Schedule of Changes In Liability For Deferred Profit Liability [Table Text Block] Schedule of Changes In Liability For Deferred Profit Liability Accumulated Other Comprehensive Loss AOCI Attributable to Parent [Member] Immediate annuities Immediate annuities Immediate Annuity [Member] Immediate Annuity Investments [Domain] Investments [Domain] Derivative Financial Instruments Derivative Instruments and Hedging Activities Disclosure [Text Block] Earnings before equity in earnings of unconsolidated affiliates Income (Loss) From Continuing Operations Before Minority Interest And Income (Loss) On Equity Method Investments, Net Of Income Tax Income (Loss) From Continuing Operations Before Minority Interest And Income (Loss) On Equity Method Investments, Net Of Income Tax Fair Value as of Grant Date Award Grant Date Fair Value Year five Year five Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year Current discount rate Liability for Future Policy Benefit, Current Weighted-Average Discount Rate Schedule of Notes Payable Schedule of Long-Term Debt Instruments [Table Text Block] Personnel costs Personnel costs Labor and Related Expense Schedule of Policyholder Account Balance, Guaranteed Minimum Crediting Rate Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Table Text Block] Derivative Instruments and Hedging Activities Disclosures [Table] Derivative Instruments and Hedging Activities Disclosures [Table] Market Risk Benefit Market Risk Benefit [Line Items] Document Quarterly Report Document Quarterly Report Fair Value, Less than 12 months Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months Schedule of Quantitative Information Regarding Significant Unobservable Inputs Used for Recurring Level Three Fair Value Measurements of Financial Instruments Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] PRT DPL PRT Deferred Profit Liability [Member] PRT Deferred Profit Liability Financial Instrument Performance Status [Axis] Financial Instrument Performance Status [Axis] Schedule of Nonaccrual Loans by Amortized Cost Financing Receivable, Nonaccrual [Table Text Block] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Reserves after NPR capping Reserves After NP Ratio Capping Reserves After NP Ratio Capping 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 Deferred Sale Inducement Cost [Line Items] Deferred Sale Inducement Cost [Line Items] Loan receivable Loan Receivable, Commitment Advances [Member] Loan Receivable, Commitment Advances Value of business acquired VOBA at beginning of period VOBA at end of period Present Value of Future Insurance Profits, Net Balance adjusted for variances from expectation Deferred Profit Liability, Before Reinsurance, After Cash Flow Change Deferred Profit Liability, Before Reinsurance, After Cash Flow Change Prepaid expenses and other assets Prepaid Expense and Other Assets Non-PEO NEO Non-PEO NEO [Member] Preferred stock, dividend rate, percentage Preferred Stock, Dividend Rate, Percentage Sale of Stock [Axis] Sale of Stock [Axis] Effect of actual variances from expected experience Deferred Profit Liability, Cumulative Increase (Decrease) Of Actual Variance From Expected Experience Deferred Profit Liability, Cumulative Increase (Decrease) Of Actual Variance From Expected Experience Gross Unrealized Gains Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax All Award Types Award Type [Domain] Non-controlling interests Equity, Attributable to Noncontrolling Interest Equity Awards Adjustments Equity Awards Adjustments [Member] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Deferred policy acquisition costs and deferred sales inducements Increase (Decrease) In Deferred Policy Acquisition Costs And Deferred Sales Inducements Increase (Decrease) In Deferred Policy Acquisition Costs And Deferred Sales Inducements Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Earnings per share Net Income Loss Per Common Share Attributable To Controlling Interest [Abstract] Net income (loss) per common share attributable to controlling interest. Compensation Amount Outstanding Recovery Compensation Amount Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Summary of the Reserve for Claim Losses Schedule of Liability for Unpaid Claims and Claims Adjustment Expense [Table Text Block] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Revenue recognized Contract with Customer, Liability, Revenue Recognized Fair Value Total Estimated Fair Value Estimate of Fair Value Measurement [Member] Balance adjusted for variances from expectation Liability for Future Policy Benefit, Expected Future Benefit, Original Discount Rate, before Reinsurance, after Cash Flow Change Performing Performing Financial Instruments [Member] Schedule of Investments [Line Items] Schedule of Investments [Line Items] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Due after one year through five years Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year One Through Five Schedule of Reconciliation of Future Policy Benefits to Statement of Financial Position Schedule Of Reconciliation Of Future Policy Benefits To Statement Of Financial Position [Table Text Block] Schedule Of Reconciliation Of Future Policy Benefits To Statement Of Financial Position Revenues: Revenues [Abstract] Range from 0051 to 0150 Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150 [Member] Due after five years through ten years Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10 Schedule of Balances and Changes in the Present Value of Expected Net Premiums and Present Value Liability for Future Policy Benefit, Activity [Table Text Block] Fixed maturity securities, asset-backed securities Fixed Maturity Securities, Asset Backed Securities [Member] Fixed Maturity Securities, Asset Backed Securities Total number of available-for-sale securities in an unrealized loss position twelve months or longer Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions Debt offering Proceeds from Issuance of Subordinated Long-Term Debt Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Investment in unconsolidated affiliate Equity Method Investment, Measurement Input Equity Method Investment, Measurement Input Capitalization Deferred Sale Inducement Cost, Capitalization 2026 Long-Term Debt, Maturity, Year One Hedged Liability, Statement of Financial Position Flag Hedged Liability, Statement of Financial Position [Extensible Enumeration] VOBA including amortization Present Value of Future Insurance Profits, Including Amortization Expense Present Value of Future Insurance Profits, Including Amortization Expense Other comprehensive earnings - unrealized gain on investments and other financial instruments OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax Financial Instruments [Domain] Financial Instruments [Domain] Assets, Purchases Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases Schedule of Other Intangible Assets, Indefinite Schedule of Indefinite-Lived Intangible Assets [Table Text Block] Bermuda BERMUDA Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Payments for commissions Payments for Commissions 6.25% F&G Notes, net of discount 6.250% Senior Notes Due 2034 [Member] 6.250% Senior Notes Due 2034 Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Residential mortgage loans, location percentage Residential Mortgage Loans, Location Percentage Residential Mortgage Loans, Location Percentage Minimum Minimum [Member] Interest receivable Financing Receivable, Accrued Interest, before Allowance for Credit Loss Amortization Contract With Customer, Amortization Contract With Customer, Amortization Balance adjusted for variances from expectation Liability for Future Policy Benefit, Expected Net Premium, Original Discount Rate, before Reinsurance, after Cash Flow Change Company Selected Measure Name Company Selected Measure Name Actual policyholder behavior different from expected Market Risk Benefit, Increase (Decrease) from Actual Policyholder Behavior Different from Expected Fair Value Measurement [Domain] Fair Value Measurement [Domain] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Effect of actual variances from expected experience Liability for Future Policy Benefit, Expected Net Premium, Cumulative Increase (Decrease) of Actual Variance from Expected Experience Operating lease payments Operating Lease, Payments Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Debt service payments Debt service payments Repayments of Senior Debt Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Liability for Future Policy Benefit, Expected Future Policy Benefit Liability for Future Policy Benefit, Expected Future Policy Benefit [Roll Forward] Weighted average common shares outstanding - 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Effect of changes in cash flow assumptions Liability for Future Policy Benefit, Expected Future Policy Benefit, Cumulative Increase (Decrease) from Cash Flow Change Debt Interest Rate Conditions [Domain] Debt Interest Rate Conditions [Domain] Debt Interest Rate Conditions [Domain] 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 Current (less than 30 days past due) Current (less than 30 days past due) Financial Asset, 1 to 29 Days Past Due [Member] Debt-to-Value [Axis] Debt-to-Value [Axis] Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Loan subservicing revenue Fees and Commissions, Mortgage Banking and Servicing Effect of changes in the instrument-specific credit risk AOCI, Market Risk Benefit, Instrument-Specific Credit Risk, before Tax Reinsurance related embedded derivatives, included in Funds withheld for reinsurance liabilities Embedded Derivative Liability, Net Embedded Derivative Liability, Net Business combination, achieved in stages, preacquisition equity interest in acquiree, percentage Business Combination, Achieved in Stages, Preacquisition Equity Interest in Acquiree, Percentage Schedule of Change in Fair Value of Derivative Instruments Derivative Instruments, Gain (Loss) [Table Text Block] Level 1 Fair Value, Inputs, Level 1 [Member] Unrealized gain on investments in unconsolidated affiliates Other comprehensive earnings - unrealized gain on investments in unconsolidated affiliates OCI, Equity Method Investment, after Tax Net earnings per share attributable to common shareholders, diluted (in usd per share) Earnings Per Share, Diluted Embedded derivative liability Embedded Derivative Liability, Measurement Input Multifamily Multifamily [Member] Due after five years through ten years Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single 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Liability, Issuance Long-duration Contracts Assumptions [Axis] Long-duration Contracts Assumptions [Axis] Long-duration Contracts Assumptions Schedule of Reinsurance Recoverable Schedule Of Reinsurance Recoverable [Table Text Block] Schedule Of Reinsurance Recoverable Consolidation Items [Domain] Consolidation Items [Domain] Traditional Life Traditional life Traditional Life Insurance [Member] Traditional Life Insurance Investments, Debt and Equity Securities [Abstract] Investments, Debt and Equity Securities [Abstract] F&G Credit Agreement F&G Credit Agreement [Member] F&G Credit Agreement Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items] Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items] Reinsurer, Name [Axis] Reinsurer, Name [Axis] Breach of Contract Breach Of Contract [Member] Breach Of Contract Change in contractholder funds Policyholder Account Balance, Increase (Decrease) From Change In Assumptions Policyholder Account Balance, Increase (Decrease) From Change In Assumptions Provision for title insurance claim losses as a percentage of title insurance premiums Provision For Title Insurance Claims On Current Year Policies Provision For Title Insurance Claims On Current Year Policies Term Loan Term Loan Credit Agreement [Member] Term Loan Credit Agreement Reinsurance recoverable, net of allowance of $18 and $20 as of September 30, 2025 and December 31, 2024, respectively Reinsurance recoverable, net of allowance for expected credit losses Reinsurance Recoverables, Including Reinsurance Premium Paid Financing Receivable Portfolio Segment [Axis] Financing Receivable Portfolio Segment [Axis] Issuances Liability for Future Policy Benefit, Expected Future Policy Benefit, Issuance Change in NAV of limited partnerships, net Unrealized Gain (loss) In Net Asset Value Of Limited Partnerships Unrealized Gain (loss) In Net Asset Value Of Limited Partnerships 7.95% F&G Notes, net of discount 7.95% Senior Notes Due 2053 [Member] 7.95% Senior Notes Due 2053 Expected future gross premiums Liability for Future Policy Benefit, Expected Future Gross Premium, Undiscounted, before Reinsurance Reconciling items Gain (Loss) on Embedded Derivative And Fair Value Hedge Adjustment Gain (Loss) on Embedded Derivative And Fair Value Hedge Adjustment Income taxes Income Taxes Paid, Net Number of defendants Loss Contingency, Number of Defendants Market risk benefit losses Market Risk Benefit, Change in Fair Value, Gain (Loss) FABN Funding Agreements [Member] Funding Agreements Outstanding principal Total long term debt Long-Term Debt, Gross Unrealized gain on investments and other financial instruments (excluding investments in unconsolidated affiliates) OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax Total CMLs, gross of valuation allowance Amortized Cost Amortized Cost Total Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss Subsidiary dividends declared to non-controlling interests Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Derivative instruments excluding futures contracts Derivative Instruments Excluding Futures Contract [Member] Derivative Instruments Excluding Futures Contracts Schedule of Fair Value and Gross Unrealized Losses of Available-for-sale Securities Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block] Expiration Date Trading Arrangement Expiration Date Other Commitments [Domain] Other Commitments [Domain] Blackstone Blackstone [Member] Blackstone Foreign Governments Debt Security, Government, Non-US [Member] Other investments Other Investments [Member] Property and equipment, net Property, Plant and Equipment, Net Benefit payments Policyholder Account Balance, Benefit Payment 2.45% Notes, net of discount 2.45% Notes Due March 2031 [Member] 2.45% Notes Due March 2031 Non-Performance Spread Measurement Input, Non-Performance Spread [Member] Measurement Input, Non-Performance Spread Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Net increase in trade receivables Increase (Decrease) in Accounts Receivable Wilton Reassurance Company Wilton Reassurance Company [Member] Wilton reassurance company. Entity Current Reporting Status Entity Current Reporting Status Derivative Derivative [Line Items] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] Due in one year or less Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One Total Assets, Carried On Balance Sheet At Other Than Fair Value, Amount Assets, Carried On Balance Sheet At Other Than Fair Value, Amount Financial Instrument [Axis] Financial Instrument [Axis] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Executive Category: Executive Category [Axis] Gross Unrealized Losses, 12 months or longer Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 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Assets, Major Class Name [Domain] Change in funds withheld from reinsurers Increase (Decrease) in Reinsurance Payables Balance, beginning of year Balance, end of period Total Policyholder Account Balance Including Customers With No Guaranteed Credit Rating Policyholder Account Balance Including Customers With No Guaranteed Credit Rating Schedule of Distribution of CMLs, Gross Valuation by Property Type and Geographic Region 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 Third-Party Valuation Third Party Valuation Technique [Member] Third Party Valuation Technique [Member] Derivative liability Derivative Liability Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Amortization Present Value of Future Insurance Profit, Experience Adjustment, Amortization Present Value of Future Insurance Profit, Experience Adjustment, Amortization Reserves before NPR capping Reserves Before NP Ratio Capping Reserves Before NP Ratio Capping Deposit assets Deposit Contracts, Assets Schedule of Liability for Future Policy Benefit Expected Future Policy Benefit Undiscounted Before Reinsurance Schedule Of Liability For Future Policy Benefit Expected Future Policy Benefit Undiscounted And Discounted [Table Text Block] Schedule Of Liability For Future Policy Benefit Expected Future Policy Benefit Undiscounted And Discounted Total Gross Unrealized Losses Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss Distributions from unconsolidated affiliates, return on investment Proceeds from Equity Method Investment, Distribution Schedule of Carrying Amount and Estimated Fair Value of Assets and Liabilities on Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Securities, at fair value Equity and preferred securities Equity Securities, FV-NI, Current Antidilutive securities excluded from computation of EPS, less than in 2024 (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Distribution Investments And Affiliates Distribution Investments And Affiliates [Member] Distribution Investments And Affiliates 2027 Long-Term Debt, Maturity, Year Two Other Other Property [Member] Schedule of Reconciliation of Asset and Liability Market Risk Benefit, Asset And Liability [Table Text Block] Market Risk Benefit, Asset And Liability Direct title insurance premiums Insurance Contracts, Direct Title Insurance Premiums [Member] Insurance Contracts, Direct Title Insurance Premiums [Member] Other Commitments [Table] Other Commitments [Table] Net cash provided by financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Measure: Measure [Axis] 3.20% Notes, net of discount 3.20% Senior Notes Due 2051 [Member] 3.20% Senior Notes Due 2051 Provision (expense) benefit for loan losses Financing Receivable, Credit Loss, Expense (Reversal) Valuation Approach and Technique [Axis] Valuation Approach and Technique [Axis] Cash surrender value Policyholder Account Balance, Cash Surrender Value Debt Terms Condition Two Debt Terms Condition Two [Member] Debt Terms Condition Two Equity options Equity Option [Member] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Loan receivable, measurement input Loan Receivable, Measurement Input Loan Receivable, Measurement Input Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Investment expense Investment Income, Investment Expense Entity Tax Identification Number Entity Tax Identification Number Certain MYGA Certain MYGA [Member] Certain MYGA Discounted Cash Flow Valuation Technique, Discounted Cash Flow [Member] Other securities which provide for periodic payments, Fair Value Debt Securities, Available-for-Sale, Maturity, without Single Maturity Date, Fair Value Schedule of Investment in Mortgage Loans by Loan to Value and Debt Service Coverage Ratios Schedule of Investment in Mortgage Loans by Loan to Value and Debt Service Coverage Ratios [Table Text Block] Tabular disclosure of investments in loans separated by loan to value (LTV) and debt service coverage ratios (DSCR). Schedule of Exposure to Credit Loss on Call Options Held Schedule Of Exposure To Credit Loss On Derivative Instrument Table [Table Text Block] Schedule of exposure to credit loss on derivative instrument. 2029 Long-Term Debt, Maturity, Year Four Commercial mortgage-backed securities Commercial mortgage-backed securities Commercial Mortgage-Backed Securities [Member] Value of Business Acquired ("VOBA"), Deferred Acquisition Costs ("DAC"), and Deferred Sales Inducements ("DSI") Goodwill and Intangible Assets Disclosure [Text Block] Less: Reinsurance recoverable Liability for Future Policy Benefit, Reinsurance Recoverable, after Allowance Other intangible assets, net Intangible Assets, Net (Excluding Goodwill And Title Plants) Intangible Assets, Net (Excluding Goodwill And Title Plants) Loan Commitment Loan Commitment [Member] Loan Commitment Trading Arrangement: Trading Arrangement [Axis] Net change in income taxes Increase (Decrease) in Income Taxes Payable Total Shareholder Return Amount Total Shareholder Return Amount Invested cash and short-term investments Invested Cash And Short Term Investments [Member] Invested cash and short-term investments. Real Estate, Type of Property [Axis] Real Estate, Type of Property [Axis] Liabilities, Total (Losses) Gains Included in Earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Loss Contingencies [Line Items] Loss Contingencies [Line Items] Security Exchange Name Security Exchange Name Up to 1.50% Policyholder Account Balance, Above Guaranteed Minimum Crediting Rate, Range From 0.00% To 1.50% [Member] Policyholder Account Balance, Above Guaranteed Minimum Crediting Rate Range, From 0.00% To 1.50% Expected credit losses on reinsurance recoverable Allowance for expected credit losses Reinsurance Recoverable, Allowance for Credit Loss 60.00% to 74.99% LTV 60 to 74.99 Percent [Member] LTV 60 to 74.99 Percent Effect of actual variances from expected experience Liability for Future Policy Benefit, Expected Future Policy Benefit, Cumulative Increase (Decrease) of Actual Variance from Expected Experience 2025 (remaining) Long-Term Debt, Maturity, Remainder of Fiscal Year Other Policyholder Account Balance, Increase (Decrease) from Other Change Retail Retail Site [Member] Line of credit facility Line of Credit Facility, Maximum Borrowing Capacity Ceded Ceded Premiums Earned Reinsurance Disclosures [Abstract] Reinsurance Disclosures [Abstract] Asset Class [Domain] Asset Class [Domain] Public Stock Offering Public Stock Offering [Member] Public Stock Offering Effect of changes in discount rate assumptions AOCI, Liability for Future Policy Benefit, Expected Net Premium, before Tax Assets, Total (Losses) Gains Included in Earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings Statement [Line Items] Statement [Line Items] Repayment of remaining outstanding principal Extinguishment of Debt, Amount Carrying Amount of Hedged Assets Hedged Asset, Fair Value Hedge Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Cash and cash equivalents, as of September 30, 2025 and December 31, 2024 includes $273 and $69, respectively, of pledged cash related to secured trust deposits Cash and Cash Equivalent Fair Value Measurement Inputs and Valuation Techniques [Table] Fair Value Measurement Inputs and Valuation Techniques [Table] Subsequent Event [Line Items] Subsequent Event [Line Items] Common Stock Equity securities Common Stock [Member] Schedule of Residential Mortgage Loans by State Schedule of Residential Mortgage Loans by Geographic Location [Table Text Block] Schedule of Residential Mortgage Loans by Geographic Location Acquisitions and dispositions Payments to Acquire Businesses, Net Of Dispositions Payments to Acquire Businesses, Net Of Dispositions Net increase in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation South Atlantic South Atlantic US [Member] South Atlantic US [Member] Conditional Prepayment Rate Measurement Input, Prepayment Rate [Member] Balance, beginning of year Balance, end of period Liability for Future Policy Benefit, Expected Net Premium, before Reinsurance, after Discount Rate Change Year four Year four Financing Receivable, Excluding Loans In Process, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year Financing Receivable, Excluding Loans In Process, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year Change in valuation of derivatives, equity securities, preferred securities, and other assets, net Unrealized Gain (Loss) on Investments Market Value of AnchorPath Fund Measurement Input Type, Market Value of Fund [Member] Measurement Input Type, Market Value of Fund Statistical Measurement [Domain] Statistical Measurement [Domain] Year five Year five Financing Receivable, Excluding Loans In Process, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year Financing Receivable, Excluding Loans In Process, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year Fixed maturity securities, available-for-sale securities, amortized cost Amortized Cost Amortized Cost Debt Securities, Available-for-Sale, Amortized Cost, Excluding Accrued Interest, before Allowance for Credit Loss Number of policies reinsured by foreign company not engaged in insurance Number of Policies Reinsured by Foreign Company Not Engaged in Insurance Number of Policies Reinsured by Foreign Company Not Engaged in Insurance Related Party Transaction [Axis] Related Party Transaction [Axis] Benefits payments Liability for Future Policy Benefit, Expected Future Policy Benefit, Benefit Payment Real Estate [Domain] Real Estate [Domain] Asset Class [Axis] Asset Class [Axis] Valuation Approach and Technique [Domain] Valuation Approach and Technique [Domain] Interest rate swaps, included in Accounts payable and accrued liabilities Interest rate swaps Interest Rate Swap [Member] Assets, Total (Losses) Gains Included in AOCI Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss) Company-owned life insurance Bank Owned Life Insurance Equity in earnings of unconsolidated affiliates Equity in earnings of unconsolidated affiliates Equity in earnings of unconsolidated affiliates Income (Loss) from Equity Method Investments Change in proceeds of sales of investments available for sale receivable in period Noncash Investing And Financing Activities, Change In Proceeds Of Sales Of Investments Noncash Investing And Financing Activities, Change In Proceeds Of Sales Of Investments Change in market risk benefits, net Market Risk Benefit, Increase (Decrease), Net Market Risk Benefit, Increase (Decrease), Net Greater than 2.50% Policyholder Account Balance, Above Guaranteed Minimum Crediting Rate, Range, Greater Than 2.50% [Member] Policyholder Account Balance, Above Guaranteed Minimum Crediting Rate, Range, Greater Than 2.50% Equity options Call Option [Member] Shares withheld for taxes and in treasury Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation Gross Unrealized Losses Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Net earnings per share attributable to common shareholders, basic (in usd per share) Earnings Per Share, Basic Liabilities Liabilities Liabilities, Fair Value Disclosure [Abstract] VOBA Movement in Present Value of Future Insurance Profits [Roll Forward] FABN FABN Funding Agreements, FABN [Member] Funding Agreements, FABN Debt Interest Rate Conditions [Axis] Debt Interest Rate Conditions [Axis] Debt Interest Rate Conditions Raven Re (VT) Raven Reinsurance Company [Member] Raven Reinsurance Company Discount rate Measurement Input, Discount Rate [Member] Other comprehensive earnings Other Comprehensive Income (Loss), Net of Tax Schedule of Segment Reporting Information Schedule of Segment Reporting Information, by Segment [Table Text Block] Weighted-average duration of liability for future policyholder benefits (years) Liability for Future Policy Benefit, Weighted-Average Duration EBITDA Multiple Measurement Input, EBITDA Multiple [Member] Measurement Input Type [Domain] Measurement Input Type [Domain] Policyholder Account Balance Policyholder Account Balance [Line Items] Affiliated Entity Affiliated Entity [Member] Policy charges Policyholder Account Balance, Policy Charge Escrow, title-related and other fees Escrow, title related and other fees Insurance Commissions and Fees Charge offs Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff Schedule of Reconciliation of Policyholder Account Balances to Statement of Financial Position Schedule Of Reconciliation Of Policyholder Account Balances To Statement Of Financial Position [Table Text Block] Schedule Of Reconciliation Of Policyholder Account Balances To Statement Of Financial Position 7.30% F&G Notes, net of discount 7.300% Junior Subordinated Notes due 2065 [Member] 7.300% Junior Subordinated Notes due 2065 Weighted-average attained age of policyholders weighted by total AV (years) Net Amount At Risk By Product And Guarantee, Weighted Average Attained Age Of Policyholders Weighted By Total AV Net Amount At Risk By Product And Guarantee, Weighted Average Attained Age Of Policyholders Weighted By Total AV Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Cash and Cash Equivalents Cash and Cash Equivalents [Member] Asset-backed lending Asset-backed Lending [Member] Asset-backed Lending Unrealized gain (loss) on foreign currency translation, tax expense (benefit) Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax Additional investments in unconsolidated affiliates Payments to Acquire Equity Method Investments Hedging Designation [Domain] Hedging Designation [Domain] ServiceLink, excluding title premiums, escrow fees, and subservicing fees ServiceLink, Excluding Title Premiums, Escrow Fees And Subservicing Fees [Member] ServiceLink, Excluding Title Premiums, Escrow Fees And Subservicing Fees [Member] Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] Total liabilities and equity Liabilities and Equity DAC at beginning of period DAC at end of period Deferred Policy Acquisition Cost Premiums received Policyholder Account Balance, Premium Received New England New England [Member] New England [Member] Policyholder account balance, above guaranteed minimum crediting rate Policyholder Account Balance, above Guaranteed Minimum Crediting Rate Accounting Policies [Abstract] Accounting Policies [Abstract] Unrealized gain on investments in unconsolidated affiliates, tax expense OCI, Equity Method Investment, Tax Revenue Recognition and Deferred Revenue [Abstract] Net earnings (loss) from continuing operations Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Treasury Stock Treasury Stock, Common [Member] Contract With Customer Liability Contract With Customer Liability [Roll Forward] Contract With Customer Liability Year one Year one Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year Certain MYGA and deferred annuities Certain MYGA And Deferred Annuities [Member] Certain MYGA And Deferred Annuities Schedule of Rollforward of Deferred Sale Inducement Cost Deferred Sale Inducement Cost [Table Text Block] Pay vs Performance Disclosure [Line Items] Somerset Reinsurance Ltd Somerset [Member] Somerset U.S. Government US Government Agencies Debt Securities [Member] Lease liabilities Operating Lease, Liability Effects of Reinsurance [Table] Effects of Reinsurance [Table] 90 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Credit Quality Indicator Current Year [Abstract] Credit Quality Indicator Current Year [Abstract] Credit Quality Indicator Current Year Change in derivative collateral liabilities Increase (Decrease) In Derivative Collateral Liabilities Increase (Decrease) In Derivative Collateral Liabilities Amortized Cost Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Amortized Cost [Abstract] Short-term investments Other Short-Term Investments Schedule of Derivative Instruments Schedule of Derivative Instruments [Table Text Block] Subsidiary equity repurchases Noncontrolling Interest, Decrease from Repurchase Interests Noncontrolling Interest, Decrease from Repurchase Interests Less than 50.00% LTV Less Than 50 Percent [Member] Loan-to-value (LTV) ratio less than 50%. Expected future benefit payments Liability For Future Policy Benefit, Expected Future Policy Benefit, Discounted, Before Reinsurance Liability For Future Policy Benefit, Expected Future Policy Benefit, Discounted, Before Reinsurance Liability for Future Policy Benefit Activity [Table] Liability for Future Policy Benefit Activity [Table] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Intangible Asset, Finite-Lived [Table] Intangible Asset, Finite-Lived [Table] Net realized/unrealized (losses) gains on other invested assets Gain (Loss) on Sale of Other Investments Contractholder account deposits Proceeds from Annuities and Investment Certificates Share distribution conversion rate (per share) Share Distribution, Per Share Conversion Rate Share Distribution, Per Share Conversion Rate Geographical [Axis] Geographical [Axis] Commercial Mortgage Commercial Portfolio Segment [Member] Net change in other assets and other liabilities Increase (Decrease) in Other Operating Assets and Liabilities, Net Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Statutory Accounting Practices [Table] Statutory Accounting Practices [Table] Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Debt Terms, Condition One Debt Terms, Condition One [Member] Debt Terms, Condition One Title of 12(b) Security Title of 12(b) Security Interest accretion rate Liability for Future Policy Benefit, Weighted-Average Interest Accretion Rate Debt Securities, Available-for-sale, Unrealized Loss Position, Fair Value [Table] Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table] Deferred Policy Acquisition Cost [Table] Deferred Policy Acquisition Cost [Table] IOWA IOWA Statutory Accounting Practices, Jurisdiction [Domain] Statutory Accounting Practice, Jurisdiction [Domain] Claims paid, net of recoupments related to: Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid [Abstract] Distributions from unconsolidated affiliates, return of investment Proceeds from Equity Method Investment, Distribution, Return of Capital Change in future policy benefits Increase (Decrease) in Future Policy Benefit Reserves Recognized gains (losses) for hedged item Gain (Loss) on Fair Value Hedges Recognized in Earnings Other embedded derivatives Other embedded derivatives Embedded Derivative Financial Instruments [Member] Number of permitted practices Statutory Accounting Practices, Number Of Permitted Practices Statutory Accounting Practices, Number Of Permitted Practices Balance, end of period, net of reinsurance Market Risk Benefit, after Reinsurance and Cumulative Increase (Decrease) from Instrument-Specific Credit Risk Change Risk-Adjusted Discount Rate Measurement Input, Risk Adjusted Discount Rate [Member] Measurement Input, Risk Adjusted Discount Rate Financing Receivable, Allowance for Credit Loss [Line Items] Financing Receivable, Allowance for Credit Loss [Line Items] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Repurchases of treasury stock (in shares) Treasury Stock, Shares, Acquired Award Timing Disclosures [Line Items] Collateral Volatility Collateral Volatility [Member] Collateral Volatility Reserve for title claim losses Liability for Unpaid Claims and Claims Adjustment Expense, Net Dividends Equity [Text Block] Mortgage loans, net of allowance of $77 and $70 as of September 30, 2025 and December 31, 2024, respectively Total CMLs, net of valuation allowance Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss F&G Reinsurance Reinsurance [Text Block] Net earnings attributable to Fidelity National Financial, Inc. common shareholders Net Income (Loss) Attributable to Parent Subsequent Event [Table] Subsequent Event [Table] Derivative, strike price Derivative, Price Risk Option Strike Price Pending Litigation Pending Litigation [Member] Net realized/unrealized gains on derivatives and embedded derivatives Change In Fair Value Derivatives, Including Other Derivatives Change In Fair Value Derivatives, Including Other Derivatives Direct Lending Direct Lending [Member] Direct Lending Future policy benefits Future policy benefits Liability for Future Policy Benefit, before Reinsurance Schedule of Reconciliation of DAC to Condensed Consolidated Balance Sheets Schedule Of Reconciliation Of Deferred Policy Acquisition Cost To Statement Of Financial Position [Table Text Block] Schedule Of Reconciliation Of Deferred Policy Acquisition Cost To Statement Of Financial Position Additions to property and equipment, capitalized software and title plants Payments To Acquire Property, Plant, And Equipment, Software And Title Plants Payments To Acquire Property, Plant, And Equipment, Software And Title Plants Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Purchases of treasury stock Payments for Repurchase of Common Stock Income taxes payable Taxes Payable Adoption Date Trading Arrangement Adoption Date Net premiums collected Liability for Future Policy Benefit, Expected Net Premium, Net Premium Collected Hedged Asset, Statement of Financial Position Flag Hedged Asset, Statement of Financial Position [Extensible Enumeration] Residential mortgage loans Investments, Residential Mortgage Loans, Fair Value Disclosure Fair value of the investment residential mortgage loan portfolio Consolidation, Eliminations Consolidation, Eliminations [Member] Line of Credit Line of Credit [Member] Florida FLORIDA Retained earnings Retained Earnings (Accumulated Deficit) Change in fair value of other derivatives and embedded derivatives Embedded derivative adjustment Embedded Derivative, Gain (Loss) on Embedded Derivative, Net Residential Mortgage Residential Portfolio Segment [Member] At Guaranteed Minimum Policyholder Account Balance, at Guaranteed Minimum Crediting Rate [Member] Issuance of preferred stock Proceeds from Issuance of Convertible Preferred Stock 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] Contingent consideration, included in Accounts payable and accrued liabilities Contingent Consideration [Member] Contingent Consideration Total number of available-for-sale securities in an unrealized loss position less than twelve months Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions Class of Stock [Axis] Class of Stock [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] 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] Statement [Table] Statement [Table] Adjustments to reconcile net earnings to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Everlake Everlake Life Insurance Company [Member] Everlake Life Insurance Company Cash flows from financing activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Beginning balance (in shares) Ending balance (in shares) Shares, Issued Deferred revenue (contract liabilities) Balance, beginning Balance, ending Contract with Customer, Liability Schedule of Changes in Fair Value of Financial Instruments - Assets Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] All Adjustments to Compensation All Adjustments to Compensation [Member] Interest expense Liability for Future Policy Benefit, Interest Expense Amendment Flag Amendment Flag Sale of stock, price per share (in usd per share) Sale of Stock, Price Per Share DAC Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward] Accrued interest receivable Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss Schedule of Liability for Future Policy Benefit, Mortality and Lapse, Actual and Expected Experience Schedule Of Liability for Future Policy Benefit, Mortality And Lapse, Actual And Expected Experience [Table Text Block] Schedule Of Liability for Future Policy Benefit, Mortality And Lapse, Actual And Expected Experience Thereafter Long-term Debt, Maturities, Repayments of Principal after Year Four Long-term Debt, Maturities, Repayments of Principal after Year Four Liabilities, Sales Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Sales Beginning balance Ending balance of claim loss reserve for title insurance Liability for Claims and Claims Adjustment Expense Termination Date Trading Arrangement Termination Date Beginning balance at original discount rate Ending balance at original discount rate Liability for Future Policy Benefit, Expected Future Policy Benefit, Original Discount Rate, before Cash Flow and Reinsurance Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Allowance for credit loss Allowance for expected credit loss Allowance for expected loan loss Beginning Balance Ending Balance Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest Less: reinsured market risk benefits Market Risk Benefit, Reinsurance Recoverable, after Allowance Sale of stock underwriter offering period Sale Of Stock Underwriter Offering Period Sale Of Stock Underwriter Offering Period Reinsurance risk charge fee Reinsurance Risk Charge Fee Reinsurance Risk Charge Fee Student Housing Student Housing [Member] Student Housing Weighted average common shares outstanding - basic (in shares) Weighted Average Number of Shares Outstanding, Basic Supplemental Cash Flow Information Cash Flow, Supplemental Disclosures [Text Block] 4.50% Notes, net of discount 4.50% Notes Due August 2028 [Member] 4.50% Notes Due August 2028 Related Party Transaction [Domain] Related Party Transaction [Domain] Segment Reporting [Abstract] Market Risk Benefit [Roll Forward] Market Risk Benefit [Roll Forward] Non-cash lease costs Operating Lease, Expense Debt Disclosure [Abstract] Debt Disclosure [Abstract] Expenses: Costs and Expenses [Abstract] Interest accrual Deferred Profit Liability, Interest Expense Deferred Profit Liability, Interest Expense Expected future gross premiums Liability for Future Policy Benefit, Expected Future Gross Premium, Discounted, before Reinsurance Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Allowance for credit loss for securities in an unrealized loss position Debt Securities, Available-For-Sale, Unrealized Loss Position, Allowance For Credit Loss, Excluding Accrued Interest Debt Securities, Available-For-Sale, Unrealized Loss Position, Allowance For Credit Loss, Excluding Accrued Interest Common stock, par or stated value per share (in usd per share) Common Stock, Par or Stated Value Per Share Changes in current discount rate - future policy benefits Change in current discount rate — liability for future policy benefits OCI, Liability for Future Policy Benefit, Gain (Loss), after Reclassification Adjustment and Tax Derivative Instruments and Hedging Activities Disclosures Derivative Instruments and Hedging Activities Disclosures [Line Items] Net realized/unrealized (losses) gains on equity securities and gains on preferred securities Equity Securities, FV-NI, Realized Gain (Loss) Allowance for credit loss, probability of loss/default, using market historical loss experience, period Financing Receivable, Allowance For Credit Loss, Probability of Projected Loss, Default, Projection Model, Using Market Historical Loss, Period Financing Receivable, Allowance For Credit Loss, Probability of Projected Loss, Default, Projection Model, Using Market Historical Loss, Period Assets, Settlements Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements Unrealized (loss) gain on foreign currency translation Other comprehensive earnings (loss) - unrealized gain (loss) on foreign currency translation Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Insider Trading Arrangements [Line Items] NPR before capping Net Premium Ratio Before Capping Net Premium Ratio Before Capping Prior Prior Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year Change in reinsurance recoverable Change in insurance recoverable Increase (Decrease) in Reinsurance Recoverable Fixed maturity securities, available-for-sale securities, allowance for credit losses Allowance for Expected Credit Losses Debt Securities, Available-for-Sale, Allowance for Credit Loss, Excluding Accrued Interest Equity securities Equity Securities [Member] Universal Life Universal Life [Member] Net amount at risk Market Risk Benefit, Net Amount at Risk Total liabilities Liabilities Subsidiary dividends paid to non-controlling interest shareholders Payments of Ordinary Dividends, Noncontrolling Interest Subtotal, Amortized Cost Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Amortized Cost Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Proceeds Proceeds from Sale and Maturity of Debt Securities, Available-for-Sale Debt instrument, repurchased face amount Debt Instrument, Repurchased Face Amount Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Roar Roar Joint Venture, LLC [Member] Roar Joint Venture, LLC Mortality Multiplier Measurement Input Mortality Multiplier [Member] Measurement Input Mortality Multiplier Financial Instrument Performance Status [Domain] Financial Instrument Performance Status [Domain] Gross premium income Liability for Future Policy Benefit, Gross Premium Income Other long-term investments Other Long-Term Investments [Member] Asset-backed securities ("ABS") Asset-backed securities Asset-Backed Securities [Member] Liability for Unpaid Claims and Claims Adjustment Expense Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward] Consolidation Items [Axis] Consolidation Items [Axis] Indexed annuities/indexed universal life insurance ("IUL") embedded derivatives, included in Contractholder funds Indexed annuities/ IUL embedded derivatives, included in Contractholder funds Indexed Annuity, IUL Embedded Derivatives Liabilities In Contract Holder Funds [Member] Indexed Annuity, IUL Embedded Derivatives Liabilities In Contract Holder Funds Schedule of Balances and Changes in Contractholder Funds Policyholder Account Balance [Table Text Block] Gross investment income Gross Investment Income, Operating Market Risk Benefit [Table] Market Risk Benefit [Table] Available-for-sale embedded derivative Embedded Derivative, Other Long-term Investments, Available for Sale [Member] Embedded Derivative, Other Long-term Investments, Available for Sale F&G F&G [Member] F&G Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member] Corporates Corporates Corporate Debt Securities [Member] Other comprehensive loss attributable to non-controlling interest, tax benefit Other Comprehensive Income (Loss), Tax, Portion Attributable To Noncontrolling Interest, Spinoff Other Comprehensive Income (Loss), Tax, Portion Attributable To Noncontrolling Interest, Spinoff Collateral held Collateral Already Posted, Aggregate Fair Value