Goodwill and Intangible Assets Disclosure [Abstract] Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Share-based Payment Arrangement [Abstract] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Vesting [Axis] Vesting [Axis] Vesting [Domain] Vesting [Domain] Service Vesting Mechanism [Member] Service Vesting Mechanism [Member] Service Vesting Mechanism [Member] Service and Return on Equity Performance Vesting Mechanism [Member] Service and Return on Equity Performance Vesting Mechanism [Member] Service and Return on Equity Performance Vesting Mechanism [Member] Service and Stock Price Performance Vesting Mechanism [Member] Service and Stock Price Performance Vesting Mechanism [Member] Service and Stock Price Performance Vesting Mechanism [Member] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] FGL Holdings [Member] FGL Holdings [Member] FGL Holdings [Member] Title of Individual [Axis] Title of Individual [Axis] Title of Individual [Domain] Title of Individual [Domain] Officer [Member] Officer [Member] Director [Member] Director [Member] Management [Member] Management [Member] Award Type [Axis] Award Type [Axis] Award Type [Domain] Award Type [Domain] Equity Option [Member] Equity Option [Member] Restricted Stock Units (RSUs) [Member] Restricted Stock Units (RSUs) [Member] Phantom Share Units (PSUs) [Member] Phantom Share Units (PSUs) [Member] Plan Name [Axis] Plan Name [Axis] Plan Name [Domain] Plan Name [Domain] 2017 Stock Incentive Plan [Member] 2017 Stock Incentive Plan [Member] 2017 Stock Incentive Plan [Member] FGL Incentive Plan [Member] FGL Incentive Plan [Member] FGL Incentive Plan [Member] Management Incentive Plan [Member] Management Incentive Plan [Member] Management Incentive Plan [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Number of shares authorized for grant (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Document Period End Date Document Period End Date Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Options Fair Value At Grant Date Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Options Fair Value At Grant Date Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Options Fair Value at Grant Date. Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term Vested and exercisable at end of period (in shares) Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Exercisable Number Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Exercisable Number Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Share-based Liabilities Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Share-based Liabilities Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Share-based Liabilities Share Price Share Price Fair Value Disclosures [Abstract] Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Investment Type [Axis] Investment Type [Axis] Investments [Domain] Investments [Domain] Private Equity Funds [Member] Private Equity Funds [Member] Derivative Instrument [Axis] Derivative Instrument [Axis] Derivative Contract [Domain] Derivative Contract [Domain] Future Policy Benefits Future Policy Benefits [Member] Future Policy Benefits [Member] Fixed indexed annuities Fixed Index Annuity [Member] Fixed index annuity. Related Party [Axis] Related Party [Axis] Related Party [Domain] Related Party [Domain] Affiliated Entity Affiliated Entity [Member] Statistical Measurement [Axis] Statistical Measurement [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] Maximum Maximum [Member] Weighted Average Weighted Average [Member] Minimum Minimum [Member] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] FSRC and F&G Re [Member] FSRC and F&G Re [Member] FSRC and F&G Re [Member] Debt Security Category [Axis] Debt Security Category [Axis] Other than Temporary Impairment, Credit Losses Recognized in Earnings, Categories of Investments [Domain] Other than Temporary Impairment, Credit Losses Recognized in Earnings, Categories of Investments [Domain] Available-for-sale Securities Available-for-sale Securities [Member] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Preferred Stock Preferred Stock [Member] Valuation Approach and Technique [Axis] Valuation Approach and Technique [Axis] Valuation Approach and Technique [Domain] Valuation Approach and Technique [Domain] Market Approach Valuation, Market Approach [Member] Income Approach Valuation Technique Valuation, Income Approach [Member] Third Party Valuation Technique Third Party Valuation Technique [Member] Third Party Valuation Technique [Member] Matrix Pricing Valuation Matrix Pricing Valuation [Member] Matrix Pricing Valuation [Member] Loan Recovery Valuation [Member] Loan Recovery Valuation [Member] Loan Recovery Valuation [Member] Partial Withdrawls Partial Withdrawls [Member] Partial Withdrawls [Member] Option Cost Option Cost [Member] Option Cost [Member] Financial Instrument [Axis] Financial Instrument [Axis] Financial Instruments [Domain] Financial Instruments [Domain] Asset-backed securities Asset-backed Securities [Member] Other invested assets Other Invested Assets [Member] Other Invested Assets [Member] Commercial mortgage-backed securities Commercial Mortgage Backed Securities [Member] Corporates Corporate Debt Securities [Member] Hybrids Hybrids [Member] Hybrids. States, municipalities and political subdivisions US States and Political Subdivisions Debt Securities [Member] Residential mortgage-backed securities Residential Mortgage Backed Securities [Member] Foreign Governments Debt Security, Government, Non-US [Member] Equity securities Equity Securities [Member] Funds withheld for reinsurance liabilities Funds withheld for reinsurance liability [Member] Funds withheld for reinsurance liability [Member] Future Policy Benefits, Nonperformance Risk Spread [Member] Future Policy Benefits, Nonperformance Risk Spread [Member] Future Policy Benefits, Nonperformance Risk Spread [Member] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Alternative Investment Alternative Investment Fair value inputs, quoted prices Fair Value Inputs Quoted Prices Fair Value Inputs Quoted Prices Assets held by insurance regulators Assets Held by Insurance Regulators Preferred Stock, Call Features, Minimum Term Preferred Stock, Call Features, Minimum Term Preferred Stock, Call Features, Minimum Term Preferred Stock, Dividend Rate, Percentage, Less Than Par Preferred Stock, Dividend Rate, Percentage, Less Than Par Preferred Stock, Dividend Rate, Percentage, Less Than Par Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Derivative, strike price Derivative, Price Risk Option Strike Price Assets, net transfer in (out) of Level 3 Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net Undiscounted Cash flows used in fair value measurement Undiscounted Cash flows used in fair value measurement Undiscounted Cash flows used in fair value measurement Fair Value Inputs, Other Loan Recoveries Fair Value Inputs, Other Loan Recoveries Fair Value Inputs, Other Loan Recoveries Fair Value Input Recovery Rate Fair Value Input Recovery Rate Fair Value Input Recovery Rate Fair value inputs, black scholes model Fair Value Inputs Black Scholes Model Fair Value Inputs Black Scholes Model Mortality, Morbidity and Surrender Rate Assumption Mortality, Morbidity and Surrender Rate Assumption Fair value inputs, market value of option Fair Value Inputs Market Value Of Option Fair value inputs market value of option. Fair value inputs, swap rates Fair Value Inputs, Swap Rates Fair Value Inputs, Swap Rates Fair value inputs, mortality multiplier Fair Value Inputs Mortality Multiplier Fair Value Inputs Mortality Multiplier Fair value inputs, surrender rates Fair Value Inputs Surrender Rates Fair Value Inputs Surrender Rates Fair value inputs, non performance spread Fair Value Inputs Non Performance Spread Fair Value Inputs Non Performance Spread Risk Margin To Reflect Uncertainty Risk Margin To Reflect Uncertainty Risk Margin To Reflect Uncertainty Credit Spread Credit Spread Credit Spread Yield Volatility Yield Volatility Yield Volatility Investments, Debt and Equity Securities [Abstract] Schedule of Gain (Loss) on Securities [Table] Schedule of Gain (Loss) on Securities [Table] Scenario [Axis] Scenario [Axis] Scenario [Domain] Scenario [Domain] Gain (Loss) on Securities [Line Items] Gain (Loss) on Securities [Line Items] Net realized losses on fixed maturity available-for-sale securities Gain (Loss) on Sale of Debt Investments Realized gains on equity securities Gain (Loss) on Sale of Equity Investments Change in fair value of other derivatives and embedded derivatives Embedded Derivative, Gain (Loss) on Embedded Derivative, Net Realized losses on other invested assets Gain (Loss) on Sale of Other Investments Realized gains (losses) on certain derivative instruments Gain (Loss) on Sale of Derivatives Debt and Equity Securities, Gain (Loss) Debt and Equity Securities, Gain (Loss) Unrealized gains (losses) on certain derivative instruments Unrealized Gain (Loss) on Derivatives Derivative, Gain (Loss) on Derivative, Net Derivative, Gain (Loss) on Derivative, Net Change In Fair Value Derivatives, Including Other Derivatives Change In Fair Value Derivatives, Including Other Derivatives Change In Fair Value Derivatives, Including Other Derivatives Realized gains (losses) on hedging derivatives and reinsurance-related embedded derivatives Change In Fair Value Of Derivatives Change in fair value of derivatives. Net investment gains (losses) Gain (Loss) on Investments Fair Value of Financial Instruments Fair Value Disclosures [Text Block] Statement of Financial Position [Abstract] Statement [Table] Statement [Table] Statement [Line Items] Statement [Line Items] Fixed maturity securities, available-for-sale, at fair value (amortized cost) Debt Securities, Available-for-sale, Amortized Cost Equity securities, available-for-sale, at fair value (amortized cost) Available-for-sale Equity Securities, Amortized Cost Basis Future policy benefits. at fair value Funds Held Under Reinsurance Agreements, Liability, Fair Value Disclosure Funds Held under Reinsurance Agreements, Liability, Fair Value Disclosure Preferred Stock, par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Preferred Stock, shares authorized (in shares) Preferred Stock, Shares Authorized Preferred Stock, shares issued (in shares) Preferred Stock, Shares Issued Preferred Stock, shares outstanding (in shares) Preferred Stock, Shares Outstanding Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock, shares authorized (in shares) Common Stock, Shares Authorized Common stock, shares issued (in shares) Common Stock, Shares, Issued Common stock, shares outstanding (in shares) Common Stock, Shares, Outstanding Treasury Stock, shares (in shares) Treasury Stock, Shares Schedule of Investments [Table] Schedule of Investments [Table] Financing Receivable Portfolio Segment [Axis] Financing Receivable Portfolio Segment [Axis] Financing Receivable Portfolio Segment [Domain] Financing Receivable Portfolio Segment [Domain] Commercial Portfolio Segment [Member] Commercial Portfolio Segment [Member] Residential Portfolio Segment [Member] Residential Portfolio Segment [Member] Equity securities Municipals Municipals [Member] Municipals. U.S. Government US Government Agencies Debt Securities [Member] Other invested assets All Other Securities [Member] All Other Securities [Member] Residential mortgage-backed securities Mortgage-backed Securities, Issued by Private Enterprises [Member] Municipals Residential mortgage-backed securities Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member] Schedule of Investments [Line Items] Schedule of Investments [Line Items] Available-for-sale Securities, Amortized Cost Basis Available-for-sale Securities, Amortized Cost Basis Available-for sale securities Debt Securities, Available-for-sale, Fair Value to Amortized Cost [Abstract] Available-for-sale Equity Securities, Accumulated Gross Unrealized Gain, before Tax Available-for-sale Equity Securities, Accumulated Gross Unrealized Gain, before Tax Gross Unrealized Gains Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax Gross Unrealized Losses Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax Fair Value Available-for-sale Securities Carrying Value Available For Sale Securities Carrying Value Available For Sale Securities Carrying Value Equity Securities, Amortized Cost Basis Equity Securities, Amortized Cost Basis Equity Securities, Amortized Cost Basis Investments, Cost or Amortized Cost Investments, Cost or Amortized Cost Investments, Cost or Amortized Cost Investments, Accumulated Gross Unrealized Gain, before Tax Investments, Accumulated Gross Unrealized Gain, before Tax Investments, Accumulated Gross Unrealized Gain, before Tax Investments, Accumulated Gross Unrealized Loss, before Tax Investments, Accumulated Gross Unrealized Loss, before Tax Investments, Accumulated Gross Unrealized Loss, before Tax Investments, Fair Value Disclosure Investments, Fair Value Disclosure Equity Securities, Accumulated Gross Unrealized Gain, before Tax Equity Securities, Accumulated Gross Unrealized Gain, before Tax Equity Securities, Accumulated Gross Unrealized Gain, before Tax Equity Securities, Accumulated Gross Unrealized Loss, before tax Equity Securities, Accumulated Gross Unrealized Loss, before tax Equity Securities, Accumulated Gross Unrealized Loss, before tax Equity Securities, Fair Value Equity Securities, Fair Value Equity Securities, Fair Value Equity Securities, Carrying Value Equity Securities, Carrying Value Equity Securities, Carrying Value Derivative investments Investments, Derivatives, Fair Value to Amortized Cost Basis [Abstract] Investments, Derivatives, Fair Value to Amortized Cost Basis [Abstract] Amortized Cost Investments, Derivatives, Amortized Cost Investments, Derivatives, Amortized Cost Gross Unrealized Gains Investments, Derivatives, Accumulated Gross Unrealized Gain, before Tax Available-for-sale Securities, Derivatives, Accumulated Gross Unrealized Gain, before Tax Gross Unrealized Losses Investments, Derivatives, Accumulated Gross Unrealized Loss, before Tax Investments, Derivatives, Accumulated Gross Unrealized Loss, before Tax Fair Value Investments, Derivatives, Fair Value Disclosure Investments, Derivatives, Fair Value Disclosure Carrying Value Derivative Asset Short term investments Short-term Investments [Abstract] Commercial mortgage loans Other Investments, Fair Value to Amortized Cost Basis [Abstract] Other Investments, Fair Value to Amortized Cost Basis [Abstract] Investment, Commercial Mortgage Loans, Amortized Cost Investment, Commercial Mortgage Loans, Amortized Cost Amortized cost basis of the commercial mortgage loan investment portfolio Investments, Commercial Mortgage Loans, Accumulated Gross Unrealized Gain before Tax Investments, Commercial Mortgage Loans, Accumulated Gross Unrealized Gain before Tax Accumulated unrealized gain, before tax, on the investment commercial loan portfolio Investments, Commercial Mortgage Loans, Accumulated Gross Unrealized Loss before Tax Investments, Commercial Mortgage Loans, Accumulated Gross Unrealized Loss before Tax Accumulated gross unrealized loss, before tax, on the investment commercial loan portfolio Investments, Commercial Mortgage Loans, Fair Value Disclosure Investments, Commercial Mortgage Loans, Fair Value Disclosure Fair value of the investment commercial mortgage loan portfolio Loans and Leases Receivable, Net Amount Loans and Leases Receivable, Net Amount Investment, Residential Mortgage Loans, Amortized Cost Investment, Residential Mortgage Loans, Amortized Cost Amortized cost basis of the residential mortgage loan investment portfolio Investments, Residential Mortgage Loans, Accumulated Gross Unrealized Gain before Tax Investments, Residential Mortgage Loans, Accumulated Gross Unrealized Gain before Tax Accumulated unrealized gain, before tax, on the investment residential loan portfolio Residential mortgage loans Investments, Residential Mortgage Loans, Fair Value Disclosure Fair value of the investment residential mortgage loan portfolio Total investments Investments [Abstract] Available-for-sale securities, Fair Value, 12 months or longer Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss Total number of available-for-sale securities in an unrealized loss position less than twelve months Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Less than One Year Total number of available-for-sale securities in an unrealized loss position twelve months or longer Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Greater than or Equal to One Year Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions Investments Investments Statement of Cash Flows [Abstract] Derivative and other Derivative [Member] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Net income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Adjustments to reconcile net income (loss) to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Stock based compensation Share-based Payment Arrangement, Noncash Expense Amortization Amortization Increase (Decrease) in Deferred Income Taxes Increase (Decrease) in Deferred Income Taxes Deferred Income Tax Expense (Benefit) Deferred Income Tax Expense (Benefit) Interest credited/index credits to contractholder account balances Interest Credited to Policy Owner Account Net recognized losses (gains) on investments and derivatives Net Recognized Gains On Investments And Derivatives This item represents the net total realized and unrealized gain (loss) included in earnings for the period as a result of selling or holding marketable securities categorized as trading, available-for-sale, or held-to-maturity, including the unrealized holding gain (loss) of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) for available-for-sale securities transferred to trading securities during the period. Additionally, this item would include any gains (losses) realized during the period from the sale of investments accounted for under the cost method of accounting and losses recognized for other than temporary impairments (OTTI) of the subject investments. Charges assessed to contractholders for mortality and administration Charges Assessed To Contract Holders For Mortality And Administration Mortality and expense charges and administrative fees. Intangibles, net Increase (Decrease) in Deferred Policy Acquisition Costs Gain (Loss) on Extinguishment of Debt Gain (Loss) on Extinguishment of Debt Changes in operating assets and liabilities: Increase (Decrease) in Operating Capital [Abstract] Reinsurance recoverable Increase (Decrease) in Reinsurance Recoverable Future policy benefits reflected in net income (loss) Increase (Decrease) in Future Policy Benefit Reserves Funds withheld for reinsurers Increase (Decrease) in Funds Held under Reinsurance Agreements Collateral (returned) posted Collateral Returned (Posted) Collateral Returned (Posted) Other assets and other liabilities Increase (Decrease) in Other Operating Assets and Liabilities, Net Net Cash Provided by (Used in) Operating Activities Net Cash Provided by (Used in) Operating Activities Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Proceeds from available-for-sale investments, sold, matured or repaid: Proceeds from Sale, Maturity and Collection of Investments Proceeds from mortgage loans Proceeds from Sale of Loans Receivable Cost of available-for-sale investments: Payments to Acquire Investments Costs of mortgage loans Payments to Acquire Loans Receivable Proceeds from Collection of (Payments to Fund) Loans and Investments to Related Parties Proceeds from Collection of (Payments to Fund) Loans and Investments to Related Parties Proceeds from Collection of (Payments to Fund) Loans and Investments to Related Parties Capital expenditures Payments to Acquire Productive Assets Contingent purchase price payment Payment for Contingent Consideration Liability, Investing Activities Proceeds from Sale of Productive Assets Proceeds from Sale of Productive Assets Net cash provided by (used in) investing activities Net Cash Provided by (Used in) Investing Activities Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Treasury stock Payments for Repurchase of Common Stock Draw on revolving credit facility Proceeds from Long-term Lines of Credit Dividends paid Payments of Dividends Warrants Tendered Warrants Tendered Warrants Tendered Contractholder account deposits Proceeds from Annuities and Investment Certificates Contractholder account withdrawals Repayments of Annuities and Investment Certificates Net cash provided by (used in) financing activities Net Cash Provided by (Used in) Financing Activities Change in cash & cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Cash & cash equivalents, beginning of period Cash and Cash Equivalents, at Carrying Value Cash & cash equivalents, end of period Supplemental disclosures of cash flow information: Supplemental Cash Flow Information [Abstract] Interest paid Interest Paid, Including Capitalized Interest, Operating and Investing Activities Income taxes (refunded) paid Income Taxes Paid, Net Deferred sales inducements Deferred Sales Inducements, Period Increase (Decrease) Proceeds from Issuance of Common Stock, Net of Transaction Fees Proceeds from Issuance of Common Stock, Net of Transaction Fees Proceeds from Issuance of Common Stock, Net of Transaction Fees Proceeds, Issuance of Shares, Share-based Payment Arrangement, Including Option Exercised Proceeds, Issuance of Shares, Share-based Payment Arrangement, Including Option Exercised Payments of Debt Issuance Costs Payments of Debt Issuance Costs Proceeds from (Repayments of) Debt Proceeds from (Repayments of) Debt Repayments of Long-term Lines of Credit Repayments of Long-term Lines of Credit Income Statement [Abstract] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] income tax expense [Member] income tax expense [Member] income tax expense [Member] Revenues: Revenues [Abstract] Premiums Premiums Earned, Net, Life Net investment income Investment Income, Interest and Dividend Net investment gains (losses) Insurance and investment product fees and other Insurance Commissions and Fees Total revenues Revenues Benefits and expenses: Costs and Expenses [Abstract] Benefits and other changes in policy reserves Policyholder Benefits and Claims Incurred, Net Acquisition and operating expenses, net of deferrals Selling, General and Administrative Expense Amortization of intangibles Amortization of Intangible Assets Total benefits and expenses Costs and Expenses Operating income Operating Income (Loss) Interest expense Interest Expense Income (loss) before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income tax expense Income Tax Expense (Benefit) Net income (loss) Less Preferred stock dividend Preferred Stock Dividends, Income Statement Impact Net income (loss) available to common shareholders Net Income (Loss) Available to Common Stockholders, Basic Net income per common share Net Income Loss Per Common Share Attributable To Controlling Interest [Abstract] Net income (loss) per common share attributable to controlling interest. Basic (in USD per share) Earnings Per Share, Basic Diluted (in USD per share) Earnings Per Share, Diluted Weighted average common shares used in computing net income (loss) per common share: Earnings Per Share, Basic and Diluted, Other Disclosures [Abstract] Basic (in shares) Weighted Average Number of Shares Outstanding, Basic Diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Cash dividend per common share (in dollars per share) Common Stock, Dividends, Per Share, Cash Paid Total other-than-temporary impairments Other than Temporary Impairment Losses, Investments Portion of other-than-temporary impairments included in other comprehensive income Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, before Tax, Including Portion Attributable to Noncontrolling Interest Net other-than-temporary impairments Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net Gains (losses) on derivatives and embedded derivatives Gain (Loss) on Derivative Instruments, Net, Pretax Other investment gains (losses) Other Investment Gains Other Investment Gains Schedule of Available-for-sale Securities [Table] Schedule of Available-for-sale Securities [Table] Total fixed maturities Fixed Maturities [Member] Debt Securities, Available-for-sale [Line Items] Debt Securities, Available-for-sale [Line Items] Gain on sale of investments Gain on Sale of Investments Loss on Sale of Investments Loss on Sale of Investments Stock Compensation Share-based Payment Arrangement [Text Block] Related Party Transactions [Abstract] Related Party Transactions Related Party Transactions Disclosure [Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative [Table] Derivative [Table] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Derivative Instruments Derivative Instruments [Member] Derivative Instruments [Member] Derivative Instrument [Axis] Call options Call Option [Member] Futures contracts Future [Member] Foreign Exchange Forward [Member] Foreign Exchange Forward [Member] Other derivatives and embedded derivatives Embedded Derivative Financial Instruments [Member] Reinsurance related embedded derivative Embedded Derivatives in Reinsurance Contracts [Member] Embedded Derivatives in Reinsurance Contracts [Member] Preferred shares reimbursement feature embedded derivative Embedded Derivatives In Preferred Equity Reimbursement [Member] Embedded Derivatives In Preferred Equity Reimbursement [Member] FIA embedded derivative Fia Embedded Derivatives [Member] FIA embedded derivatives. Net investment (losses) gains Net Realized Investment Gains [Member] Net Realized Investment Gains [Member] Derivative [Line Items] Derivative [Line Items] Change in fair value of reinsurance related embedded derivatives Change In Fair Value Of Derivatives Commitments and Contingencies Disclosure [Abstract] Loss Contingencies [Table] Loss Contingencies [Table] Litigation Case [Axis] Litigation Case [Axis] Litigation Case [Domain] Litigation Case [Domain] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Accrued amount of guaranty fund assessments Loss Contingency, Undiscounted Amount of Insurance-related Assessment Liability Estimated future premium tax deductions Loss Contingency Accrual, Insurance-related Assessment, Premium Tax Offset Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Hybrids Equity Available For Sale Securities [Member] Equity available-for-sale securities. Funds withheld for reinsurance receivables, at fair value Reinsurance Receivables, Funds Withheld [Member] Reinsurance Receivables, Funds Withheld [Member] Fair Value, Assets, Level 1 to Level 2 Transfers, Amount Fair Value, Assets, Level 1 To Level 2 Or Level 3 Transfers, Amount Fair Value, Assets, Level 1 To Level 2 Or Level 3 Transfers, Amount Fair Value, Assets, Level 1 Or Level 3 To Level 2 Transfers, Amount Fair Value, Assets, Level 1 Or Level 3 To Level 2 Transfers, Amount Fair Value, Assets, Level 1 Or Level 3 To Level 2 Transfers, Amount Fair Value, Assets, Level 2 To Level 1 Or Level 3 Transfers, Amount Fair Value, Assets, Level 2 To Level 1 Or Level 3 Transfers, Amount Fair Value, Assets, Level 2 To Level 1 Or Level 3 Transfers, Amount Fair Value, Assets, Level 1 Or Level 2 To Level 3 Transfers, Amount Fair Value, Assets, Level 1 Or Level 2 To Level 3 Transfers, Amount Fair Value, Assets, Level 1 Or Level 2 To Level 3 Transfers, Amount Fair Value, Assets, Level 3 To Level 1 Or Level 2 Transfers, Amount Fair Value, Assets, Level 3 To Level 1 Or Level 2 Transfers, Amount Fair Value, Assets, Level 3 To Level 1 Or Level 2 Transfers, Amount Fair Value, Assets, Level 2 Or Level 3 From Level 1 Transfers, Amount Fair Value, Assets, Level 2 Or Level 3 From Level 1 Transfers, Amount Fair Value, Assets, Level 2 Or Level 3 From Level 1 Transfers, Amount Consolidated Investments Available-for-sale Securities [Table Text Block] Investments Classified by Contractual Maturity Date [Table Text Block] Investments Classified by Contractual Maturity Date [Table Text Block] Fair Value and Gross Unrealized Losses of Available-for-Sale-Securities Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Table Text Block] Reconciliation of Other-than-Temporary Impairment on Fixed Maturity Other than Temporary Impairment, Credit Losses Recognized in Earnings [Table Text Block] Schedule of Accounts, Notes, Loans and Financing Receivable Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] 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). Stock options Share-based Payment Arrangement, Option [Member] Restricted shares Total stock compensation expense Share-based Payment Arrangement, Expense Related tax benefit Share-based Payment Arrangement, Expense, Tax Benefit Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Deferred Sale Inducement Cost Deferred Sale Inducement Cost VOBA Movement in Present Value of Future Insurance Profits [Roll Forward] VOBA at beginning of period Present Value of Future Insurance Profits, Net Deferrals Present Value of Future Insurance Profits, Additions Present Value of Future Insurance Profits, Additions Amortization Present Value of Future Insurance Profits, Amortization Expense Interest Present Value Of Future Insurance Profits Periodic Amortization Expense Present Value Of Future Insurance Profits Periodic Amortization Expense Unlocking Present Value of Future Insurance Profits, Unlocking Adjustment Present Value of Future Insurance Profits, Unlocking Adjustment Adjustment for net unrealized investment (gains) losses Present Value of Future Insurance Profits, Unrealized Gain (Loss) on Investment VOBA at end of period Deferred Sales Inducement Cost, Unrealized Gain (Loss) on Investment Deferred Sales Inducement Cost, Unrealized Gain (Loss) on Investment Deferred Sales Inducement Cost, Unlocking Adjustment Deferred Sales Inducement Cost, Unlocking Adjustment Deferred Sales Inducement Cost, Unlocking Adjustment Deferred Sales Inducement Cost, Amortization Expense, Accrued Interest Deferred Sales Inducement Cost, Amortization Expense, Accrued Interest Deferred Sales Inducement Cost, Amortization Expense Deferred Sales Inducement Cost, Amortization Expense Deferred Sale Inducement Cost, Capitalization Deferred Sale Inducement Cost, Capitalization DAC Movement Analysis of Deferred Policy Acquisition Costs [Roll Forward] DAC at beginning of period Deferred Policy Acquisition Cost Deferrals Deferred Policy Acquisition Cost, Capitalization Amortization Deferred Policy Acquisition Costs, Amortization Expense Interest Deferred Policy Acquisition Costs, Periodic Amortization Expense Deferred Policy Acquisition Costs, Periodic Amortization Expense Unlocking Deferred Policy Acquisition Costs, Unlocking Adjustment Deferred Policy Acquisition Costs, Unlocking Adjustment Adjustment for net unrealized investment (gains) losses Deferred Policy Acquisition Cost, Unrealized Investment Gain (Loss) DAC at end of period Total Deferred Policy Acquisition Costs and Present Value of Future Profits [Abstract] Total VOBA and DAC at beginning of period Deferred Policy Acquisition Costs and Present Value of Future Insurance Profits, Net Deferrals Deferred Policy Acquisition Costs and Present Value of Future Insurance Profits, Addition Amortization Deferred Policy Acquisition Costs and Present Value of Future Insurance Profits, Amortization Unlocking Deferred Policy Acquisition Costs and Present Value of Future Profits, Unlocking Adjustment Deferred Policy Acquisition Costs and Present Value of Future Profits, Unlocking Adjustment Adjustment for net unrealized investment (gains) losses Deferred Policy Acquisition Costs and Present Value of Future Profits, Unrealized Investment Gain (Loss) Deferred Policy Acquisition Costs and Present Value of Future Profits, Unrealized Investment Gain (Loss) Interest Deferred Policy Acquisition Costs and Present Value of Future Insurance Profits, Periodic Amortization Deferred Policy Acquisition Costs and Present Value of Future Insurance Profits, Periodic Amortization Schedule of Acquired Finite-Lived Intangible Asset by Major Class [Table] Schedule of Acquired Finite-Lived Intangible Asset by Major Class [Table] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] FGL [Member] FGL [Member] FGL [Member] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-lived Intangible Assets, Major Class Name [Domain] Licensing Agreements [Member] Licensing Agreements [Member] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Trademarks and Trade Names [Member] Trademarks and Trade Names [Member] Acquired Finite-Lived Intangible Assets [Line Items] Acquired Finite-Lived Intangible Assets [Line Items] Carrying amount Intangible Assets, Net (Excluding Goodwill) Finite-Lived Intangible Assets, Net Finite-Lived Intangible Assets, Net Acquired Finite-lived Intangible Assets, Weighted Average Useful Life Acquired Finite-lived Intangible Assets, Weighted Average Useful Life Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Revolving Credit Facility Revolving Credit Facility [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Debt Instrument, Face Amount Debt Instrument, Face Amount Long-term Debt Long-term Debt Revolving credit facility Long-term Line of Credit Interest expense excluding amortization Interest Expense, Debt, Excluding Amortization Amortization of debt issuance costs Amortization of Debt Issuance Costs Gain on Extinguishment of Debt Gain on Extinguishment of Debt Gain on Extinguishment of Debt Gain (Loss) on Extinguishment of Debt Reinsurance Disclosures [Abstract] Effect of Reinsurance on Premiums Earned, Benefits Incurred and Reserve Changes Schedule Of Effect Of Reinsurance On Premiums Earned And Benefits Incurred And Reserve Changes Table [Table Text Block] Schedule of effect of reinsurance on premiums earned and benefits incurred and reserve changes. Commercial Mortgage Loan [Member] Commercial Mortgage Loan [Member] Commercial Mortgage Loan [Member] Measurement Basis [Axis] Measurement Basis [Axis] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Fair Value Estimate of Fair Value Measurement [Member] Debt Covenant Terms [Axis] Debt Covenant Terms [Axis] Debt Covenant Terms [Axis] Debt Covenant Terms [Domain] Debt Covenant Terms [Domain] [Domain] for Debt Covenant Terms [Axis] Greater than 1.25 Greater Than One Point Two Five [Member] Greater Than One Point Two Five [Member] 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] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] East North Central East North Central US [Member] East North Central US [Member] East South Central East South Central [Member] East South Central [Member] Middle Atlantic Middle Atlantic US [Member] Middle Atlantic US [Member] Mountain Mountain [Member] Mountain [Member] New England New England [Member] New England [Member] Pacific Pacific US [Member] Pacific US [Member] South Atlantic South Atlantic US [Member] South Atlantic US [Member] West North Central West North Central US [Member] West North Central US [Member] West South Central West South Central US [Member] West South Central US [Member] Debt-to-Value [Axis] Debt-to-Value [Axis] Debt-to-Value [Domain] Debt-to-Value [Domain] LTV Less Than 50 Percent LTV Less Than 50 Percent [Member] Loan-to-value (LTV) ratio less than 50%. LTV 50 to 60 Percent LTV 50 to 60 Percent [Member] Loan-to-value (LTV) ratio from 50 to 60%. LTV 60 to 75 Percent LTV 60 to 75 Percent [Member] Loan-to-value (LTV) ratio from 60 to 75%. Real Estate, Type of Property [Axis] Real Estate, Type of Property [Axis] Real Estate [Domain] Real Estate [Domain] Hotel Hotel [Member] Industrial - General Industrial, General [Member] Industrial, General [Member] Industrial - Warehouse Warehouse [Member] Multifamily Multifamily [Member] Office Office Building [Member] Retail Retail Site [Member] Investments, Cost or Amortized, Percentage of Total Investments, Cost or Amortized, Percentage of Total Percentage that investment represents of the total investments by the entity. Impaired loans, number Loans and Leases Receivable, Impaired, Number Loans and Leases Receivable, Impaired, Number Commercial mortgage loans, % of total Commercial Mortgage Receivable, Percentage of Total Percentage of the total commercial loan portfolio. Loans and Leases Receivable, Gross Loans and Leases Receivable, Gross Loans Receivable, Gross, Residential, Mortgage Loans Receivable, Gross, Residential, Mortgage Loans Receivable, Gross, Residential, Mortgage Allowance for loan loss Loans and Leases Receivable, Allowance Loans and Leases Receivable, Net Amount Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] FGL's 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. Derivative Instruments, Gain (Loss) [Table Text Block] Derivative Instruments, Gain (Loss) [Table Text Block] Cover page. Entities [Table] Entities [Table] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Ordinary shares, par value $.0001 per share Common Stock [Member] Warrants to purchase ordinary shares Warrant [Member] Entity Information [Line Items] Entity Information [Line Items] Document Type Document Type Document Quarterly Report Document Quarterly Report Document Transition Report Document Transition Report Document Period Start Date Document Period Start Date Entity File Number Entity File Number Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Two Entity Address, City or Town Entity Address, City or Town Entity Address, Country Entity Address, Country Entity Address, State or Province Entity Address, State or Province Entity Address, Postal Zip Code Entity Address, Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Title of 12(b) Security Title of 12(b) Security Trading Symbol Trading Symbol Security Exchange Name Security Exchange Name Entity Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Interactive Data Current Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Shell Company Entity Shell Company Entity Bankruptcy Proceedings, Reporting Current Entity Bankruptcy Proceedings, Reporting Current Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Statement of Stockholders' Equity [Abstract] Additional Paid-in Capital Additional Paid-in Capital [Member] Retained Earnings (Accumulated Deficit) Retained Earnings [Member] Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Treasury Stock [Member] Treasury Stock [Member] Stock Repurchased During Period, Value Stock Repurchased During Period, Value Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Beginning Balance Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Dividends Dividends Net income (loss) Unrealized investment losses, net Other Comprehensive Income (Loss), Securities, Available-for-Sale, Unrealized Holding Gain (Loss) Arising During Period, after Tax Ending Balance Other Comprehensive Income (Loss), Financial Liability, Fair Value Option, before Tax, after Reclassification Adjustment Other Comprehensive Income (Loss), Financial Liability, Fair Value Option, before Tax, after Reclassification Adjustment Cumulative Effect of New Accounting Principle in Period of Adoption Cumulative Effect of New Accounting Principle in Period of Adoption Stock Issued During Period, Value, Stock Dividend Dividend, Share-based Payment Arrangement, Shares Due in one year or less, Amortized Cost Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Amortized Cost Due after one year through five years, Amortized Cost Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after One Through Five Years, Amortized Cost Due after five years through ten years, Amortized Cost Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Amortized Cost Due after ten years, Amortized Cost Debt Securities, Available-for-sale, Allocated and Single Maturity Date, Maturity, after 10 Years, Amortized Cost Subtotal, Amortized Cost Available For Sale Securities Debt Maturities Amortized Cost Excluding Single Maturity Date Available for sale securities debt maturities amortized cost excluding single maturity date. Other securities which provide for periodic payments, Amortized Cost Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Amortized Cost Total fixed maturity available-for-sale securities, Amortized Cost Due in one year or less, Fair Value Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Fair Value Due after one year through five years, Fair Value Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after One Through Five Years, Fair Value Due after five years through ten years, Fair Value Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Fair Value Due after ten years, Fair Value Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after 10 Years, Fair Value Subtotal, Fair Value Available For Sale Securities Debt Maturities Fair Value Excluding Single Maturity Date Available for sale securities debt maturities fair value excluding single maturity date. Other securities which provide for periodic payments, Fair Value Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Fair Value Total fixed maturity available-for-sale securities, Fair Value Available For Sale Securities Fair Value On Debt Maturities Available for sale securities fair value on debt maturities. Asset Backed Securities and Corporate Securities [Member] Asset Backed Securities and Corporate Securities [Member] Asset Backed Securities and Corporate Securities [Member] Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions Including Credit Impairments Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions Including Credit Impairments Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions Including Credit Impairments Other than Temporary Impairment, Credit Losses Recognized in Earnings, Reductions, Change in Status Other than Temporary Impairment, Credit Losses Recognized in Earnings, Reductions, Change in Status Amortized cost debt securities available for sale amortized cost debt securities available for sale amortized cost Fair value Debt securities available for sale fair value Debt securities available for sale fair value Other than temporary impairment, non-credit losses recognized in OCI Other than Temporary Impairment, Non-credit Losses Recognized in Other Comprehensive Income Other than Temporary Impairment, Non-credit Losses Recognized in Other Comprehensive Income Income Tax Disclosure [Abstract] Tax Credit Carryforward [Table] Tax Credit Carryforward [Table] Control of Reinsurer [Axis] Control of Reinsurer [Axis] Control of Reinsurer [Axis] Control of Reinsurer [Domain] Control of Reinsurer [Domain] [Domain] for Control of Reinsurer [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Valuation Allowance by Deferred Tax Asset [Axis] Valuation Allowance by Deferred Tax Asset [Axis] Deferred Tax Asset [Domain] Deferred Tax Asset [Domain] Tax Credit Carryforward [Axis] Tax Credit Carryforward [Axis] Tax Credit Carryforward, Name [Domain] Tax Credit Carryforward, Name [Domain] Tax Credit Carryforward [Line Items] Tax Credit Carryforward [Line Items] Effective tax rate Effective Income Tax Rate Reconciliation, Percent Valuation allowance Deferred Tax Assets, Valuation Allowance Deferred Tax Assets, Gross Deferred Tax Assets, Gross Schedule of Related Party Transactions, by Related Party [Table] Schedule of Related Party Transactions, by Related Party [Table] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] F&G Re [Member] F&G Re [Member] F&G Re [Member] Other Commitments [Axis] Other Commitments [Axis] Other Commitments [Domain] Other Commitments [Domain] Commitment to Invest Commitment to Invest [Member] Commitment to Invest [Member] Subsidiary of Common Parent [Member] Subsidiary of Common Parent [Member] Related Party Transaction [Axis] Related Party Transaction [Axis] Related Party Transaction [Domain] Related Party Transaction [Domain] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Related Party Transactions, Gain (Loss) Related Party Transactions, Gain (Loss) Gain (Loss) Related Party Transactions Benefits and other changes in policy reserves Related Party Transaction, Benefits and Other Changes In Policy Reserves from Transactions with Related Party Related Party Transaction, Benefits and Other Changes In Policy Reserves from Transactions with Related Party Management Fee Payable Management Fee Payable Reimbursement Revenue (Deprecated 2018-01-31) Reimbursement Fees Reimbursement Fees Related Party Transaction, Asset Carrying Value Related Party Transaction, Asset Carrying Value Related Party Transaction, Asset Carrying Value Unrealized Loss on Foreign Currency Derivatives, before Tax Foreign Currency Transaction Gain (Loss), Unrealized Unfunded investment commitment Other Commitment Residential Mortgage Loans Purchased Residential Mortgage Loans Purchased Residential Mortgage Loans Purchased Total shares paid in kind (in thousands) Dividends, Preferred Stock, Paid-in-kind, Shares Dividends, Preferred Stock, Paid-in-kind, Shares Other invested assets Carrying Value Reported Value Measurement [Member] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Level 1 Fair Value, Inputs, Level 1 [Member] Level 2 Fair Value, Inputs, Level 2 [Member] Level 3 Fair Value, Inputs, Level 3 [Member] Cash and cash equivalents Cash and Cash Equivalents, Fair Value Disclosure Available-for-sale Securities Equity securities Equity Securities, FV-NI Derivative investments Other invested assets Other Assets, Fair Value Disclosure Total financial assets at fair value Assets, Fair Value Disclosure Total financial liabilities at fair value Financial Liabilities Fair Value Disclosure FHLB common stock FHLB Common Stock, Fair Value FHLB Common Stock, Fair Value Commercial mortgage loans Policy loans, included in other invested assets Policy Loans, Fair Value Policy Loans, Fair Value Affiliated other invested assets Investments, Affiliated Bank Loan, Fair Value Disclosure Investments, Affiliated Bank Loan, Fair Value Disclosure Funds withheld for reinsurance receivables, at fair value Funds Held under Reinsurance Agreements, Asset Total assets carried on balance sheet at amounts other than fair value Assets, carried on Balance Sheet at amounts other than fair value Assets, carried on Balance Sheet at amounts other than fair value Investment contracts, included in contractholder funds Liabilities Related to Investment Contracts, Fair Value Disclosure Debt Debt Instrument, Fair Value Disclosure Total liabilities carried on balance sheet at amounts other than fair value Liabilities, carried on Balance Sheet at amounts other than fair value Liabilities, carried on Balance Sheet at amounts other than fair value 2019 Present Value of Future Insurance Profits, Amortization Expense, Remainder of Fiscal Year 2020 Present Value of Future Insurance Profits, Amortization Expense, Year Two 2021 Present Value of Future Insurance Profits, Amortization Expense, Year Three 2022 Present Value of Future Insurance Profits, Amortization Expense, Year Four 2023 Present Value of Future Insurance Profits, Amortization Expense, Year Five Thereafter Finite-Lived Intangible Assets, Amortization Expense, after Year Five Accounting Policies [Abstract] Condensed Balance Sheet Statement [Table] Condensed Balance Sheet Statement [Table] Benefits and Other Changes in Policy Reserves [Member] Benefits and Other Changes in Policy Reserves [Member] Benefits and Other Changes in Policy Reserves [Member] Amortization of Intangible Assets [Member] Amortization of Intangible Assets [Member] Amortization of Intangible Assets [Member] Contractholder funds Contract Holder Funds [Member] Condensed Balance Sheet Statements, Captions [Line Items] Condensed Balance Sheet Statements, Captions [Line Items] Benefits and Other Changes in Policy Reserves Benefits and Other Changes in Policy Reserves Benefits and Other Changes in Policy Reserves Amortization of intangibles Amortization of Intangible Assets due to Policy Changes Amortization of Intangible Assets due to Policy Changes Immaterial Error Correction Income Tax Expense Due to Policy Change Income Tax Expense Due to Policy Change Effects of Reinsurance [Table] Effects of Reinsurance [Table] Product and Service [Axis] Product and Service [Axis] Product and Service [Domain] Product and Service [Domain] Traditional life insurance premiums Life Insurance Product Line [Member] Effects of Reinsurance [Line Items] Effects of Reinsurance [Line Items] Premiums and other considerations: Premiums Earned, Net [Abstract] Direct Direct Premiums Earned Assumed Assumed Premiums Earned Ceded Ceded Premiums Earned Net Premiums Earned, Net Benefits and Other Changes in Insurance Policy Reserves: Policyholder Benefits and Claims Incurred [Abstract] Direct Policyholder Benefits and Claims Incurred, Direct Assumed Policyholder Benefits and Claims Incurred, Assumed Ceded Policyholder Benefits and Claims Incurred, Ceded Net Insurance [Abstract] Statutory Accounting Practices [Table] Statutory Accounting Practices [Table] Jurisdiction [Axis] Jurisdiction [Axis] Statutory Accounting Practices, Jurisdiction [Domain] Statutory Accounting Practices, Jurisdiction [Domain] IOWA IOWA Statutory Accounting Practices [Line Items] Statutory Accounting Practices [Line Items] SEC Schedule, 12-04, Cash Dividends Paid to Registrant, Consolidated Subsidiaries SEC Schedule, 12-04, Cash Dividends Paid to Registrant, Consolidated Subsidiaries Change in statutory capital surplus Statutory Accounting Practices, Permitted Practice, Change in Statutory Capital and Surplus Statutory Accounting Practices, Permitted Practice, Change in Statutory Capital and Surplus Non-permitted statutory accounting practices Statutory Accounting Practices, Non-Permitted Practice, Change in Statutory Capital and Surplus Statutory Accounting Practices, Non-Permitted Practice, Change in Statutory Capital and Surplus Statutory capital and surplus Statutory Accounting Practices, Statutory Capital and Surplus, Balance Increase (decrease) in statutory capital surplus Statutory Accounting Practices, Statutory Capital and Surplus, Increase (Decrease) as a Result of ReDomestication by Entity Statutory Accounting Practices, Statutory Capital and Surplus, Increase (Decrease) as a Result of ReDomestication by Entity Organization, Consolidation and Presentation of Financial Statements [Abstract] Basis of Presentation and Nature of Business Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Series A Cumulative Preferred Stock [Member] Series A Cumulative Preferred Stock [Member] Series A Cumulative Preferred Stock [Member] Series B Cumulative Preferred Stock [Member] Series B Cumulative Preferred Stock [Member] Series B Cumulative Preferred Stock [Member] Counterparty Name [Axis] Counterparty Name [Axis] Counterparty Name [Domain] Counterparty Name [Domain] Merrill Lynch [Member] Merrill Lynch [Member] Merrill Lynch [Member] Other Investments Asset Other Investments Asset [Member] Other Investments Asset [Member] Derivative investments Derivatives For Trading And Investment Derivatives For Trading And Investment [Member] Derivatives For Trading And Investment [Member] Cash and Cash Equivalents Cash and Cash Equivalents [Member] Hedging Designation [Axis] Hedging Designation [Axis] Hedging Designation [Domain] Hedging Designation [Domain] Not Designated as Hedging Instrument Not Designated as Hedging Instrument [Member] Fixed maturities securities, available-for-sale, at fair value Debt Securities, Available-for-sale Fair Value Derivative Asset, Fair Value, Gross Asset Derivative notional amount Derivative, Notional Amount Fair value of assets Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Term of contract, term one Derivative, Term of Contract, Term One Derivative, Term of Contract, Term One Term of contract, term two Derivative, Term of Contract, Term Two Derivative, Term of Contract, Term Two Term of contract, term three Derivative, Term of Contract, Term Three Derivative, Term of Contract, Term Three Term of contract, term four Derivative, Term of Contract, Term Four Derivative, Term of Contract, Term Four Collateral posted Derivative Asset, Collateral, Obligation to Return Cash, Offset Maximum amount of loss due to credit risk Derivative Asset, Fair Value, Amount Offset Against Collateral Number of instruments held Derivative, Number of Instruments Held Collateral held Collateral Already Posted, Aggregate Fair Value Stock Issued During Period, Shares, New Issues Stock Issued During Period, Shares, New Issues Preferred stock dividend rate Preferred Stock, Dividend Rate, Percentage Of Par Preferred Stock, Dividend Rate, Percentage Of Par Investments, All Other Investments [Abstract] Credit Quality [Axis] Credit Quality [Axis] Credit Quality [Axis] Credit Quality [Domain] Credit Quality [Domain] [Domain] for Credit Quality [Axis] Performing [Member] Performing [Member] Performing [Member] Non-performing [Member] Non-performing [Member] Non-performing [Member] Total Mortgage Loans [Member] Total Mortgage Loans [Member] Total Mortgage Loans [Member] FLORIDA FLORIDA ILLINOIS ILLINOIS NEW JERSEY NEW JERSEY All Other States [Member] All Other States [Member] All Other States [Member] Residential Mortgage [Member] Residential Mortgage [Member] Residential Mortgage Receivable, Percentage of Total Residential Mortgage Receivable, Percentage of Total Percentage of the total residential loan portfolio Loans and Leases Receivable, Allowance Investments, costs or amortized, percentage of total investments Income Taxes Income Tax Disclosure [Text Block] Information Regarding Intangible Assets, VOBA and DAC Schedule of Finite-Lived Intangible Assets [Table Text Block] Estimated Amortization Expense for VOBA in Future Fiscal Periods Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Unrealized Losses Related To Non Credit Portion Of Other Than Temporary Impairments Included In Accumulated Other Comprehensive Income Unrealized Losses Related To Non Credit Portion Of Other Than Temporary Impairments Included In Accumulated Other Comprehensive Income Unrealized losses related to non credit portion of other than temporary impairments included in accumulated other comprehensive income. Available-for-sale securities, Fair Value, Less than 12 months Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value Available-for-sale securities, Gross Unrealized Losses, Less than 12 months Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss Available-for-sale Securities, Gross Unrealized Losses, 12 months or longer Available-for-sale securities, Fair Value, Total Available-for-sale Securities, Gross Unrealized Losses, Total Total number of available-for-sale securities in an unrealized loss position Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] FSRC FSRC [Member] FSRC [Member] Third Parties Third Parties [Member] Third Parties [Member] Black Scholes Model Black Scholes Model [Member] Black Scholes Model [Member] Available-for-sale embedded derivative Available-for-sale Embedded Derivative [Member] Available-for-sale Embedded Derivative [Member] Affiliate bank loans [Member] Affiliate bank loans [Member] Affiliate bank loans Future Policy Benefits, Market Value of Option [Member] Future Policy Benefits, Market Value of Option [Member] Future Policy Benefits, Market Value of Option [Member] Bank Loan Obligations [Member] Bank Loan Obligations [Member] Salus 2013 Participations [Member] Salus 2013 Participations [Member] Salus 2013 Participations [Member] Total assets at level 3 [Member] Total assets at level 3 [Member] Total assets at level 3 [Member] Liability Class [Axis] Liability Class [Axis] Fair Value by Liability Class [Domain] Fair Value by Liability Class [Domain] FIA embedded derivatives, included in contractholder funds Embedded Derivatives Included In Contractholder Funds [Member] Embedded derivatives, included in contractholder funds. Preferred shares reimbursement feature embedded derivative Preferred Shares Reimbursement Feature Embedded Derivative [Member] Preferred Shares Reimbursement Feature Embedded Derivative [Member] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Balance at Beginning of Period Assets, Total Gains (Losses) Included in Earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings Assets, Total Gains (Losses) Included in AOCI Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss) Assets, Purchases Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases Assets, Sales Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales Assets, Settlements Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements Assets, Net transfer In (Out) of Level 3 Balance at End of Period Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Balance at Beginning of Period Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value Liabilities, Total Gains (Losses) Included in Earnings Liabilities, Total Gains (Losses) Included in AOCI Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Other Comprehensive Income (Loss) Liabilities, Purchases Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Purchases Liabilities, Sales Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Sales Liabilities, Settlements Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements Liabilities, Net transfer In (Out) of Level 3 Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Transfers, Net Balance at End of Period Insurance Subsidiary Financial Information and Regulatory Matters Insurance Disclosure [Text Block] Summary of Unfunded Commitments Other Commitments [Table Text Block] Shares: Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Restricted shares outstanding at beginning of period (in shares) Granted (in shares) Vested (in shares) Restricted shares outstanding at end of period (in shares) Weighted Average Grant Date Fair Value (in dollars per share): Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Average grant date fair value outstanding at beginning of period (USD per share) Average grant date fair value, Granted (USD per share) Average grant date fair value, Exercised (USD per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Average grant date fair value, Forfeited or Expired (USD per share) Average grant date fair value outstanding at end of period (USD per share) Reinsurance Reinsurance [Text Block] Fair Value Measurement Inputs and Valuation Techniques [Table] Fair Value Measurement Inputs and Valuation Techniques [Table] Asset Class [Axis] Asset Class [Axis] Asset Class [Domain] Asset Class [Domain] Loan Participation - JSN Jewelry, Inc. Loan Participation - JSN Jewelry, Inc. [Member] Loan Participation -JSN Jewelry, Inc. [Member] Insurance Subsidiary Future Policy Benefits, Mortality Multiplier Future Policy Benefits, Mortality Multiplier [Member] Future Policy Benefits, Mortality Multiplier [Member] Credit Linked Note Credit Linked Note [Member] Credit Linked Note [Member] Fair Value Measurement Inputs and Valuation Techniques [Line Items] Fair Value Measurement Inputs and Valuation Techniques [Line Items] Assets, fair value Liabilities, fair value Financial and Nonfinancial Liabilities, Fair Value Disclosure Future Policy Benefit Future Policy Benefit Future Policy Benefit Reinsurance Receivables, Funds Withheld Reinsurance Receivables, Funds Withheld Reinsurance Receivables, Funds Withheld Loan Recovery Value Loan Recovery Value Loan Recovery Value Residential Mortage Backed securities Residential Mortage Backed securities Residential Mortage-backed securities Schedule of Debt Schedule of Debt [Table Text Block] Schedule of Other than Temporary Impairment, Credit Losses Recognized in Earnings [Table] Schedule of Other than Temporary Impairment, Credit Losses Recognized in Earnings [Table] Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items] Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items] Other than Temporary Impairment, Credit Losses Recognized in Earnings [Roll Forward] Other than Temporary Impairment, Credit Losses Recognized in Earnings [Roll Forward] Balance at the beginning of the period Other than Temporary Impairment, Credit Losses Recognized in Earnings, Credit Losses on Debt Securities Held Increases attributable to credit losses on securities: Other Than Temporary Impairment Credit Losses Recognized [Abstract] Other than temporary impairment credit losses recognized. OTTI was previously recognized Other than Temporary Impairment, Credit Losses Recognized in Earnings, Additions, Additional Credit Losses OTTI was not previously recognized Other than Temporary Impairment, Credit Losses Recognized in Earnings, Additions, No Previous Impairment Balance at the end of the period ASSETS Assets [Abstract] Investments: Fixed maturity securities, available-for-sale, at fair value (amortized cost: June 30, 2019 - $22,954; December 31, 2018 - $22,219) Debt Securities, Trading Equity securities, at fair value (cost: June 30, 2019 - $1,174; December 31, 2018 - $1,526) Equity securities, available-for-sale, at fair value Equity securities, available-for-sale, at fair value Mortgage loans Other invested assets Invested assets, other Invested assets, other Total investments Cash and cash equivalents Accrued investment income Accrued Investment Income Receivable Reinsurance recoverable Reinsurance Recoverables, Including Reinsurance Premium Paid Intangibles, net Deferred tax assets, net Deferred Income Tax Assets, Net Goodwill Goodwill Other assets Other Assets Total assets Assets LIABILITIES AND SHAREHOLDERS' EQUITY Liabilities and Equity [Abstract] Contractholder funds Policyholder Account Balance Future policy benefits, including $1,787 and $725 at fair value at June 30, 2019 and December 31, 2018, respectively Liability for Future Policy Benefit, before Reinsurance Funds Held under Reinsurance Agreements, Liability Funds Held under Reinsurance Agreements, Liability Liability for policy and contract claims Liability for Future Policy Benefits and Unpaid Claims and Claims Adjustment Expense Debt Senior Notes Other liabilities Other Liabilities Total liabilities Liabilities Commitments and contingencies (Note 12) Commitments and Contingencies Shareholders' equity: Stockholders' Equity Attributable to Parent [Abstract] Preferred stock ($.0001 par value, 100,000,000 shares authorized, 414,126 and 399,033 shares issued and outstanding at June 30, 2019 and December 31, 2018, respectively) Preferred Stock, Value, Issued