0000001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - Unaudited Condensed Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - Unaudited Condensed Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Unaudited Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - Unaudited Condensed Consolidated Statements of Shareholders' Equity link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - Unaudited Condensed Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 9952156 - Disclosure - Organization link:presentationLink link:calculationLink link:definitionLink 9952157 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Investments link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Fair Value link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Variable Interest Entities link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Reinsurance link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Reserve for Losses and Loss Adjustment Expenses link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Segment Reporting link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Debt and Credit Facilities link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Share Capital link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Earnings Per Share link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Investments (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Fair Value (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Variable Interest Entities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Reinsurance (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Reserve for Losses and Loss Adjustment Expenses (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Segment Reporting (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Debt and Credit Facilities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Share Capital (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Earnings Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Investments - Schedule of Fixed Maturity and Short-Term Investments (Details) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Investments - Schedule of Contractual Maturities of Fixed Maturity Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Investments - Schedule of Ownership Percentage in Two Sigma Funds (Details) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Investments - Schedule of Investments in Two Sigma Funds (Details) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Investments - Schedule of Certain Investments (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Investments - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Investments - Schedule of Realized and Unrealized Gains (Losses) on Investments and Net Investment Income (Loss) (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Investments - Net Realized Gains (Losses) on Investments (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Investments - Net Unrealized Gains (Losses) on Investments (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Variable Interest Entities - Schedule of Activity in the Non-Controlling Interest (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Variable Interest Entities - Schedule of Total Assets and Total Liabilities of TS Hamilton Fund (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Reinsurance - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Reinsurance - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Reinsurance - Schedule of Rollforward of Provision of Company's Premiums Receivable (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Reinsurance - Schedule of Rollforward of Provision of Company's Reinsurance Recoverable (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Reinsurance - Schedule of Paid and Unpaid Losses and Loss Adjustment Expenses Recoverable (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Reserve for Losses and Loss Adjustment Expenses - Schedule of Reconciliation of Unpaid Losses and Loss Adjustment Expenses (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Reserve for Losses and Loss Adjustment Expenses - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Reserve for Losses and Loss Adjustment Expenses - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Segment Reporting - Schedule of Segment Reporting Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Segment Reporting - Schedule of Gross Premiums Written by Geographical Location of Subsidiaries (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Debt and Credit Facilities - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - Debt and Credit Facilities - Schedule of Company Compliance (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - Debt and Credit Facilities - Schedule of Credit Facilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - Share Capital - Schedule of Share Capital (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - Share Capital - Schedule of Common Stock Authorized (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - Share Capital - Schedule of Common Stock Issued and Outstanding (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - Share Capital - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - Share Capital - Share Repurchase Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - Earnings Per Share (Details) link:presentationLink link:calculationLink link:definitionLink