0000001 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Unaudited) link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Unaudited) link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) link:presentationLink link:calculationLink link:definitionLink 9952157 - Disclosure - Basis of Presentation link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Segment Information link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Investments link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Fair Value of Financial Instruments link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Shareholders' Equity link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Long-Term Debt link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Reinsurance link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Reserve for Loss and Loss Adjustment Expenses link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Related Party Transactions link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Commitments, Contingencies and Guarantees link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Earnings per Common Share link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - Assets Held for Sale link:presentationLink link:calculationLink link:definitionLink 9952171 - Disclosure - Business Combination link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Segment Information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Investments (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Fair Value of Financial Instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Shareholders' Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Long-Term Debt (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Reinsurance (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Reserve for Loss and Loss Adjustment Expenses (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Related Party Transactions (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Commitments, Contingencies and Guarantees (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Earnings per Common Share (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Assets Held for Sale (Tables) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Business Combination (Tables) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Basis of Presentation (Details) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Segment Information - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Segment Information - Schedule of Reconciliation of Reportable Segments Underwriting Results to Consolidated Net Loss (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Segment Information - Schedule of Reconciliation to Consolidated Total Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Segment Information - Schedule of Net Premiums by Major Line of Business (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Investments - Schedule of Amortized Cost, Gross Unrealized Gains and Losses and Fair Value on Fixed Maturities (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Investments - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Investments - Schedule of Contractual Maturities of Fixed Maturities (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Investments - Schedule of Fixed Maturities in an Unrealized Loss Position and Aggregate Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Investments - Schedule of the Credit Ratings of Fixed Maturities (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Investments - Schedule of Composition of Other Investments (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Investments - Schedule of Cost and Fair Values of the Equity Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Investments - Schedule of Privately Held Securities Held Subject to Contractual Sale Restrictions (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Investments - Schedule of Equity Method Investments (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Investments - Schedule of Carrying Value and Beneficial Ownership Percentage of Equity Method Investments (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Investments - Schedule of Net Investment Income (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Investments - Schedule of Net Realized and Unrealized Investment Gains (Losses) (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Investments - Schedule of Net Realized and Unrealized Investment Gains (Losses) (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Investments - Schedule of Net Unrealized Losses Included in Accumulated Other Comprehensive Income (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - Investments - Schedule of Fair Value of Restricted Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - Fair Value of Financial Instruments - Schedule of Financial Instruments Measured at Fair Value on a Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - Fair Value of Financial Instruments - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - Fair Value of Financial Instruments - Schedule of Reconciliation of Other Investments Measured at Fair value on a Recurring Basis Using Level 3 Inputs (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - Fair Value Measurements - Schedule of Significant Unobservable Inputs for Determining Fair Value of Other Investments (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - Fair Value of Financial Instruments - Schedule of Carrying Values and Fair Value for the Senior Notes (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - Shareholders' Equity - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - Shareholders' Equity - Schedule of Class of Treasury Stock (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - Shareholders' Equity - Schedule of Accumulated Other Comprehensive Income (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - Long-Term Debt - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - Long-Term Debt - Schedule of Issuances of Senior Notes Outstanding (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - Reinsurance - Schedule of Effect of Ceded Reinsurance on Net Premiums Written and Earned and on Net Loss and LAE (Details) link:presentationLink link:calculationLink link:definitionLink 9955554 - Disclosure - Reinsurance - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955555 - Disclosure - Reinsurance - Schedule of Allowance for Expected Credit Losses on Reinsurance Recoverable (Details) link:presentationLink link:calculationLink link:definitionLink 9955556 - Disclosure - Reserve for Loss and Loss Adjustment Expenses - Schedule for Reserve for Loss and LAE (Details) link:presentationLink link:calculationLink link:definitionLink 9955557 - Disclosure - Reserve for Loss and Loss Adjustment Expenses - Schedule of Development Experienced (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - Reserve for Loss and Loss Adjustment Expenses - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955559 - Disclosure - Reserve for Loss and Loss Adjustment Expenses - Schedule of Prior Year Loss Development for the AmTrust Reinsurance Segment (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - Related Party Transactions - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955561 - Disclosure - Related Party Transactions - Schedule of Quota Share Arrangements with AmTrust (Details) link:presentationLink link:calculationLink link:definitionLink 9955562 - Disclosure - Commitments, Contingencies and Guarantees - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955563 - Disclosure - Commitments, Contingencies and Guarantees - Schedule of Total Unfunded Commitments (Details) link:presentationLink link:calculationLink link:definitionLink 9955564 - Disclosure - Commitments, Contingencies and Guarantees - Scheduled Maturity of Operating Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955565 - Disclosure - Earnings per Common Share (Details) link:presentationLink link:calculationLink link:definitionLink 9955566 - Disclosure - Income Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 9955567 - Disclosure - Assets Held for Sale - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955568 - Disclosure - Assets Held for Sale - Schedule of Assets and Liabilities Classified as Held for Sale (Details) link:presentationLink link:calculationLink link:definitionLink 9955569 - Disclosure - Assets Held for Sale - Schedule of Income Statement Disclosures (Details) link:presentationLink link:calculationLink link:definitionLink 9955570 - Disclosure - Business Combination - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955571 - Disclosure - Business Combination - Schedule of Purchase Price (Details) link:presentationLink link:calculationLink link:definitionLink 9955572 - Disclosure - Business Combination - Schedule of Purchase Price of Assets and Liabilities Assumed (Details) link:presentationLink link:calculationLink link:definitionLink 9955573 - Disclosure - Business Combination - Schedule of Intangible Assets Acquired (Details) link:presentationLink link:calculationLink link:definitionLink 9955574 - Disclosure - Business Combination - Schedule of Estimated Aggregate Amortization Expense (Details) link:presentationLink link:calculationLink link:definitionLink