0000001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - Consolidated Balance Sheet (Unaudited) link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - Consolidated Balance Sheet (Unaudited) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Consolidated Statement of Earnings (Unaudited) link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - Consolidated Statement of Comprehensive Income (Unaudited) link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - Consolidated Statement of Changes in Equity (Unaudited) link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - Consolidated Statement of Changes in Equity (Unaudited) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952157 - Statement - Consolidated Statement of Cash Flows (Unaudited) link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Accounting Policies link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Acquisition of Business link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Segments of Operations link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Investments link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Derivatives link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Managed Investment Entities link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Goodwill and Other Intangibles link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Long-Term Debt link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Shareholders' Equity link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Contingencies link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - Insurance link:presentationLink link:calculationLink link:definitionLink 9954471 - Disclosure - Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9954472 - Disclosure - Acquisition of Business (Tables) link:presentationLink link:calculationLink link:definitionLink 9954473 - Disclosure - Segments of Operations (Tables) link:presentationLink link:calculationLink link:definitionLink 9954474 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 9954475 - Disclosure - Investments (Tables) link:presentationLink link:calculationLink link:definitionLink 9954476 - Disclosure - Derivatives (Tables) link:presentationLink link:calculationLink link:definitionLink 9954477 - Disclosure - Managed Investment Entities (Tables) link:presentationLink link:calculationLink link:definitionLink 9954478 - Disclosure - Long-Term Debt (Tables) link:presentationLink link:calculationLink link:definitionLink 9954479 - Disclosure - Shareholders' Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 9954480 - Disclosure - Income Taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 9954481 - Disclosure - Insurance (Tables) link:presentationLink link:calculationLink link:definitionLink 9954482 - Disclosure - Accounting Policies - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954483 - Disclosure - Acquisition of Business - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954484 - Disclosure - Acquisition of Business - Allocation of purchase price of subsidiary (Details) link:presentationLink link:calculationLink link:definitionLink 9954485 - Disclosure - Segments of Operations - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954486 - Disclosure - Segments of Operations - Revenues by segment and sub-segment (Details) link:presentationLink link:calculationLink link:definitionLink 9954487 - Disclosure - Segments of Operations - Earnings before income taxes by segment and sub-segment (Details) link:presentationLink link:calculationLink link:definitionLink 9954488 - Disclosure - Fair Value Measurements - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954489 - Disclosure - Fair Value Measurements - Assets and liabilities measured and carried at fair value in the financial statements (Details) link:presentationLink link:calculationLink link:definitionLink 9954490 - Disclosure - Fair Value Measurements - Changes in balances of Level 3 financial assets carried at fair value (Details) link:presentationLink link:calculationLink link:definitionLink 9954491 - Disclosure - Fair Value Measurements - Changes in balances of Level 3 financial liabilities carried at fair value (Details) link:presentationLink link:calculationLink link:definitionLink 9954492 - Disclosure - Fair Value Measurements - The carrying value and fair value of financial instruments (Details) link:presentationLink link:calculationLink link:definitionLink 9954493 - Disclosure - Investments - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954494 - Disclosure - Investments - Available for sale fixed maturities (Details) link:presentationLink link:calculationLink link:definitionLink 9954495 - Disclosure - Investments - Equity securities reported at fair value (Details) link:presentationLink link:calculationLink link:definitionLink 9954496 - Disclosure - Investments - Detail of equity method investments (Details) link:presentationLink link:calculationLink link:definitionLink 9954497 - Disclosure - Investments - Gross unrealized losses on securities by investment category and length of time that have been in a continuous unrealized loss position (Details) link:presentationLink link:calculationLink link:definitionLink 9954498 - Disclosure - Investments - Allowance for credit losses on fixed maturities (Details) link:presentationLink link:calculationLink link:definitionLink 9954499 - Disclosure - Investments - Scheduled maturities of available for sale fixed maturities (Details) link:presentationLink link:calculationLink link:definitionLink 9954500 - Disclosure - Investments - Schedule of sources of net investment income (Details) link:presentationLink link:calculationLink link:definitionLink 9954501 - Disclosure - Investments - Realized gains (losses) and changes in unrealized appreciation (depreciation) related to fixed maturity and equity security investments (Details) link:presentationLink link:calculationLink link:definitionLink 9954502 - Disclosure - Investments - Holding gains (losses) on equity securities still held (Details) link:presentationLink link:calculationLink link:definitionLink 9954503 - Disclosure - Investments - Gross realized gains and losses on available for sale fixed maturity investment transactions (Details) link:presentationLink link:calculationLink link:definitionLink 9954504 - Disclosure - Derivatives - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954505 - Disclosure - Derivatives - Derivatives included in the Balance Sheet at fair value (Details) link:presentationLink link:calculationLink link:definitionLink 9954506 - Disclosure - Derivatives - Gains (losses) included in the Statement of Earnings for changes in the fair value of derivatives (Details) link:presentationLink link:calculationLink link:definitionLink 9954507 - Disclosure - Managed Investment Entities - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954508 - Disclosure - Managed Investment Entities - Progression of investment in CLO tranches (Details) link:presentationLink link:calculationLink link:definitionLink 9954509 - Disclosure - Managed Investment Entities - Selected financial information related to CLOs (Details) link:presentationLink link:calculationLink link:definitionLink 9954510 - Disclosure - Goodwill and Other Intangibles - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954511 - Disclosure - Long-Term Debt - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954512 - Disclosure - Long-Term Debt - Schedule of long-term debt (Details) link:presentationLink link:calculationLink link:definitionLink 9954513 - Disclosure - Shareholders' Equity - Preferred stock authorized for issuance (Details) link:presentationLink link:calculationLink link:definitionLink 9954514 - Disclosure - Shareholders' Equity - Progression of the components of accumulated other comprehensive income (Details) link:presentationLink link:calculationLink link:definitionLink 9954515 - Disclosure - Shareholders' Equity - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954516 - Disclosure - Income Taxes - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954517 - Disclosure - Income Taxes - Reconciliation of income taxes at the statutory rate to the provision for income taxes (Details) link:presentationLink link:calculationLink link:definitionLink 9954518 - Disclosure - Insurance - Analysis of changes in the liability for losses and loss adjustment expenses, net of reinsurance (Details) link:presentationLink link:calculationLink link:definitionLink 9954519 - Disclosure - Insurance - Recoverables from reinsurance, progression of allowance for expected credit losses (Details) link:presentationLink link:calculationLink link:definitionLink 9954520 - Disclosure - Insurance - Premiums receivable, progression of allowance for expected credit losses (Details) link:presentationLink link:calculationLink link:definitionLink