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Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 1 -Article 7 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 113 -Paragraph 27 -Subparagraph a, b falsefalseNet premiums earned7false0pre_LossesAndLossExpensesAndLifePolicyBenefitsSegmentDisclosureprefalsedebitdurationProvision for benefits, claims and claims settlement expenses incurred during the period net of the effects of 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available.falsefalsefalsefalsefalsefalsefalsefalsefalsetruenegated1truefalsefalse-246600000-246600falsefalsefalsefalsefalse2truefalsefalse-261600000-261600falsefalsefalsefalsefalse3truefalsefalse-244100000-244100falsefalsefalsefalsefalse4truefalsefalse-220100000-220100falsefalsefalsefalsefalse5truefalsefalse-271100000-271100falsefalsefalsefalsefalse6truefalsefalse-232500000-232500falsefalsefalsefalsefalse7truefalsefalse-181700000-181700falsefalsefalsefalsefalse8truefalsefalse-200000000-200000falsefalsefalsefalsefalse9truefalsefalse-972537000-972537falsefalsefalsefalsefalse10truefalsefalse-885214000-885214falsefalsefalsefalsefalse11truefalsefalse-898882000-898882falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAmount of deferred policy acquisition costs charged to expense in the period, generally in proportion to related revenue earned, estimated gross profits, or over the customer relationship or some other period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 97 -Paragraph 22, 23, 24, 25, 26 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 16, 18 -Article 12 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 7 -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 60 -Paragraph 60 -Subparagraph c Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Statement of Position (SOP) -Number 95-1 -Paragraph 19, 20, 21, 22, 23 falsefalseAcquisition costs9false0us-gaap_GrossProfitus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse520000000520000falsefalsefalsefalsefalse10truefalsefalse939000000939000falsefalsefalsefalsefalse11truefalsefalse420000000420000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.No authoritative reference available.falsefalseTechnical result10false0us-gaap_OtherIncomeus-gaaptruecreditdurationNo definition available.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:monetaryItemTypemonetaryReflects the sum of all other revenue and income recognized by the entity in the period not otherwise specified in the income statement.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 4 -Article 7 falsefalseOther 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expenses12false0pre_UnderwritingResultprefalsecreditdurationUnderwriting result is defined as the technical result net of other operating income and expenses.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse-10000000-10000falsefalsefalsefalsefalse10truefalsefalse530000000530000falsefalsefalsefalsefalse11truefalsefalse6500000065000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryUnderwriting result is defined as the technical result net of other operating income and expenses.No authoritative reference available.falsefalseUnderwriting result13false0us-gaap_InvestmentIncomeNetus-gaaptruecreditdurationNo definition available.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:monetaryItemTypemonetaryThis item represents investment income derived from investments in debt and equity securities consisting of interest income earned from investments in debt securities and on cash and cash equivalents, dividend income from investments in equity securities, and income or expense derived from the amortization of investment related discounts or premiums, respectively, net of related investment expenses. This item does not include realized or unrealized gains or losses on the sale or holding of investments in debt and equity securities required to be included in earnings for the period or for other than temporary losses related to investments in debt and equity securities which are included in realized losses in the period recognized, and does not include investment income from real or personal property, such as rental income.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Staff Position (FSP) -Number FAS115-1/124-1 -Paragraph 13, 14, 15, 16 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 115 -Paragraph 14, 16 falsefalseNet investment income14false0us-gaap_GainLossOnInvestmentsus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsefalse-83200000-83200falsefalsefalsefalsefalse2truefalsefalse293200000293200falsefalsefalsefalsefalse3truefalsefalse4600000046000falsefalsefalsefalsefalse4truefalsefalse145500000145500falsefalsefalsefalsefalse5truefalsefalse2500000025000falsefalsefalsefalsefalse6truefalsefalse330200000330200falsefalsefalsefalsefalse7truefalsefalse306500000306500falsefalsefalsefalsefalse8truefalsefalse-70100000-70100falsefalsefalsefalsefalse9truefalsefalse401482000401482falsefalsefalsefalsefalse10truefalsefalse591707000591707falsefalsefalsefalsefalse11truefalsefalse-531360000-531360falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThis 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 or loss of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain or 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 or 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 of the subject investments.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 7 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 115 -Paragraph 13, 22 falsefalseNet realized and unrealized investment gains (losses)15false0us-gaap_GainsLossesOnExtinguishmentOfDebtus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsefalse00falsefalsefalsefalsefalse2truefalsefalse00falsefalsefalsefalsefalse3truefalsefalse00falsefalsefalsefalsefalse4truefalsefalse00falsefalsefalsefalsefalse5truefalsefalse00falsefalsefalsefalsefalse6truefalsefalse00falsefalsefalsefalsefalse7truefalsefalse00falsefalsefalsefalsefalse8truefalsefalse8840000088400falsefalsefalsefalsefalse9truefalsefalse00falsefalsefalsefalsefalse10truefalsefalse8842700088427falsefalsefalsefalsefalse11truefalsefalse00falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAmount represents the difference between the fair value of the payments made and the carrying amount of the debt at the time of its extinguishment.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 26 -Paragraph 20, 21 falsefalseNet realized gain on purchase of capital efficient notes16false0us-gaap_InterestExpenseus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsetruenegated1truefalsefalse-12200000-12200falsefalsefalsefalsefalse2truefalsefalse-12300000-12300falsefalsefalsefalsefalse3truefalsefalse-12800000-12800falsefalsefalsefalsefalse4truefalsefalse-7100000-7100falsefalsefalsefalsefalse5truefalsefalse-6600000-6600falsefalsefalsefalsefalse6truefalsefalse-6200000-6200falsefalsefalsefalsefalse7truefalsefalse-6300000-6300falsefalsefalsefalsefalse8truefalsefalse-9100000-9100falsefalsefalsefalsefalse9truefalsefalse-44413000-44413falsefalsefalsefalsefalse10truefalsefalse-28301000-28301falsefalsefalsefalsefalse11truefalsefalse-51228000-51228falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe cost of borrowed funds accounted for as interest that was charged against earnings during the period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 34 -Paragraph 21 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher OTS -Name Federal Regulation (FR) -Number Title 12 -Chapter V -Section 563c.102 -Paragraph 9 -Subsection II Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 9 -Article 9 falsefalseInterest expense17false0us-gaap_AmortizationOfIntangibleAssetsus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsetruenegated1truefalsefalse-8800000-8800falsefalsefalsefalsefalse2truefalsefalse-10000000-10000falsefalsefalsefalsefalse3truefalsefalse-7800000-7800falsefalsefalsefalsefalse4truefalsefalse-4800000-4800falsefalsefalsefalsefalse5truefalsefalse61000006100falsefalsefalsefalsefalse6truefalsefalse00falsefalsefalsefalsefalse7truefalsefalse00falsefalsefalsefalsefalse8truefalsefalse00falsefalsefalsefalsefalse9truefalsefalse-31461000-31461falsefalsefalsefalsefalse10truefalsefalse61330006133falsefalsefalsefalsefalse11truefalsefalse00falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by (used in) operations using the indirect method.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph a(2) falsefalseAmortization of intangible assets18false0us-gaap_ForeignCurrencyTransactionGainLossBeforeTaxus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsefalse-8300000-8300falsefalsefalsefalsefalse2truefalsefalse-27100000-27100falsefalsefalsefalsefalse3truefalsefalse1100000011000falsefalsefalsefalsefalse4truefalsefalse36000003600falsefalsefalsefalsefalse5truefalsefalse41000004100falsefalsefalsefalsefalse6truefalsefalse-1000000-1000falsefalsefalsefalsefalse7truefalsefalse-1200000-1200falsefalsefalsefalsefalse8truefalsefalse-3400000-3400falsefalsefalsefalsefalse9truefalsefalse-20686000-20686falsefalsefalsefalsefalse10truefalsefalse-1464000-1464falsefalsefalsefalsefalse11truefalsefalse62210006221falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe aggregate foreign currency transaction gain or loss (both realized and unrealized) included in determining net income for the reporting period. Excludes foreign currency transactions designated as hedges of net investment in a foreign entity and intercompany foreign currency transactions that are of a long-term nature, when the entities to the transaction are consolidated, combined, or accounted for by the equity method in the reporting enterprise's financial statements. For certain enterprises, primarily banks, that are dealers in foreign exchange, foreign currency transaction gains or losses may be disclosed as dealer gains or losses.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 52 -Paragraph 30 falsefalseNet foreign exchange losses (gains)19false0us-gaap_IncomeTaxExpenseBenefitus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsetruenegated1truefalsefalse-10900000-10900falsefalsefalsefalsefalse2truefalsefalse-72600000-72600falsefalsefalsefalsefalse3truefalsefalse-17800000-17800falsefalsefalsefalsefalse4truefalsefalse-27600000-27600falsefalsefalsefalsefalse5truefalsefalse-51900000-51900falsefalsefalsefalsefalse6truefalsefalse-93400000-93400falsefalsefalsefalsefalse7truefalsefalse-57000000-57000falsefalsefalsefalsefalse8truefalsefalse-59800000-59800falsefalsefalsefalsefalse9truefalsefalse-128784000-128784falsefalsefalsefalsefalse10truefalsefalse-262090000-262090falsefalsefalsefalsefalse11truefalsefalse-9705000-9705falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe sum of the current income tax expense (benefit) and the deferred income tax expense (benefit) pertaining to continuing operations.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Article 4 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 45 -Subparagraph a, b falsefalseIncome tax expense20false0us-gaap_IncomeLossFromEquityMethodInvestmentsus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsefalse75000007500falsefalsefalsefalsefalse2truefalsefalse13000001300falsefalsefalsefalsefalse3truefalsefalse13000001300falsefalsefalsefalsefalse4truefalsefalse24000002400falsefalsefalsefalsefalse5truefalsefalse1400000014000falsefalsefalsefalsefalse6truefalsefalse15000001500falsefalsefalsefalsefalse7truefalsefalse62000006200falsefalsefalsefalsefalse8truefalsefalse-6200000-6200falsefalsefalsefalsefalse9truefalsefalse1259700012597falsefalsefalsefalsefalse10truefalsefalse1555200015552falsefalsefalsefalsefalse11truefalsefalse-5573000-5573falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThis item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. 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available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9falsefalsefalse00falsefalsefalsefalsefalse10falsefalsefalse00falsefalsefalsefalsefalse11falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseSegment Reporting [Line Items]25false0us-gaap_AssumedPremiumsWrittenus-gaaptruecreditdurationNo definition 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FASB -Name Statement of Financial Accounting Standard (FAS) -Number 113 -Paragraph 27 -Subparagraph a, b falsefalseNet premiums written27false0pre_ChangeInUnearnedPremiumsprefalsecreditdurationChange during the period in the unearned gross premiums written (direct and assumed) and ceded premiums written.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse20000002000falsefalsefalsefalsefalse10truefalsefalse-4000000-4000falsefalsefalsefalsefalse11truefalsefalse-3000000-3000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryChange during the period in the unearned gross premiums written (direct and assumed) and ceded premiums written.No authoritative reference available.falsefalseDecrease (increase) in unearned premiums28false0us-gaap_PremiumsEarnedNetus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse744000000744000falsefalsefalsefalsefalse10truefalsefalse587000000587000falsefalsefalsefalsefalse11truefalsefalse576000000576000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryPremiums earned on the income statement for all insurance and reinsurance contracts after subtracting any amounts ceded to another insurer and adding premiums assumed from other insurers.Reference 1: 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available.falsefalsefalsefalsefalsefalsefalsefalsefalsetruenegated1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse-116000000-116000falsefalsefalsefalsefalse10truefalsefalse-113000000-113000falsefalsefalsefalsefalse11truefalsefalse-120000000-120000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAmount of deferred policy acquisition costs charged to expense in the period, generally in proportion to related revenue earned, estimated gross profits, or over the customer relationship or some other period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 97 -Paragraph 22, 23, 24, 25, 26 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 16, 18 -Article 12 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 7 -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 60 -Paragraph 60 -Subparagraph c Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Statement of Position (SOP) -Number 95-1 -Paragraph 19, 20, 21, 22, 23 falsefalseAcquisition costs31false0us-gaap_GrossProfitus-gaaptruecreditdurationNo definition 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available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse20000002000falsefalsefalsefalsefalse10truefalsefalse20000002000falsefalsefalsefalsefalse11truefalsefalse00falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryReflects the sum of all other revenue and income recognized by the entity in the period not otherwise specified in the income statement.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 4 -Article 7 falsefalseOther income33false0us-gaap_OtherExpensesus-gaaptruedebitdurationNo definition 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available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse7100000071000falsefalsefalsefalsefalse10truefalsefalse6200000062000falsefalsefalsefalsefalse11truefalsefalse6700000067000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThis item represents investment income derived from investments in debt and equity securities consisting of interest income earned from investments in debt securities and on cash and cash equivalents, dividend income from investments in equity securities, and income or expense derived from the amortization of investment related discounts or premiums, respectively, net of related 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This item does not include realized or unrealized gains or losses on the sale or holding of investments in debt and equity securities required to be included in earnings for the period or for other than temporary losses related to investments in debt and equity securities which are included in realized losses in the period recognized, and does not include investment income from real or personal property, such as rental income.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Staff Position (FSP) -Number FAS115-1/124-1 -Paragraph 13, 14, 15, 16 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 115 -Paragraph 14, 16 falsefalseNet investment income36false0pre_AllocatedUnderwritingResultprefalsecreditdurationThis element is defined as net premiums earned, other income or loss and allocated net investment income less life 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available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9falsefalsefalse00falsefalsefalsefalsefalse10falsefalsefalse00falsefalsefalsefalsefalse11falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseSegment Reporting [Line Items]40false0us-gaap_AssumedPremiumsWrittenus-gaaptruecreditdurationNo definition 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of Financial Accounting Standard (FAS) -Number 113 -Paragraph 27 -Subparagraph a, b falsefalseNet premiums written42false0pre_ChangeInUnearnedPremiumsprefalsecreditdurationChange during the period in the unearned gross premiums written (direct and assumed) and ceded premiums written.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse10000001000falsefalsefalsefalsefalse10truefalsefalse10000001000falsefalsefalsefalsefalse11truefalsefalse00falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryChange during the period in the unearned gross premiums written (direct and assumed) and ceded premiums written.No authoritative reference available.falsefalseDecrease (increase) in unearned premiums43false0us-gaap_PremiumsEarnedNetus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse30000003000falsefalsefalsefalsefalse10truefalsefalse80000008000falsefalsefalsefalsefalse11truefalsefalse1800000018000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryPremiums earned on the income statement for all insurance and reinsurance contracts after subtracting any amounts ceded to another insurer and adding premiums assumed from other insurers.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 1 -Article 7 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 113 -Paragraph 27 -Subparagraph a, b falsefalseNet premiums earned44false0pre_LossesAndLossExpensesAndLifePolicyBenefitsSegmentDisclosureprefalsedebitdurationProvision for benefits, claims and claims settlement expenses incurred during the period net of the effects of 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http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 16, 18 -Article 12 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 7 -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 60 -Paragraph 60 -Subparagraph c Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Statement of Position (SOP) -Number 95-1 -Paragraph 19, 20, 21, 22, 23 falsefalseAcquisition costs46false0us-gaap_GrossProfitus-gaaptruecreditdurationNo definition 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available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse30000003000falsefalsefalsefalsefalse10truefalsefalse70000007000falsefalsefalsefalsefalse11truefalsefalse60000006000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryReflects the sum of all other revenue and income recognized by the entity in the period not otherwise specified in the income statement.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 4 -Article 7 falsefalseOther income48false0us-gaap_OtherExpensesus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsetruenegated1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse-166000000-166000falsefalsefalsefalsefalse10truefalsefalse-131000000-131000falsefalsefalsefalsefalse11truefalsefalse-91000000-91000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThis element represents a sum total of expenses not separately reflected on the income statement for the period.No authoritative reference available.falsefalseOther operating expenses49false0us-gaap_InvestmentIncomeNetus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse602000000602000falsefalsefalsefalsefalse10truefalsefalse534000000534000falsefalsefalsefalsefalse11truefalsefalse506000000506000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThis item represents investment income derived from investments in debt and equity securities consisting of interest income earned from investments in debt securities and on cash and cash equivalents, dividend income from investments in equity securities, and income or expense derived from the amortization of investment related discounts or premiums, respectively, net of related investment expenses. This item does not include realized or unrealized gains or losses on the sale or holding of investments in debt and equity securities required to be included in earnings for the period or for other than temporary losses related to investments in debt and equity securities which are included in realized losses in the period recognized, and does not include investment income from real or personal property, such as rental income.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Staff Position (FSP) -Number FAS115-1/124-1 -Paragraph 13, 14, 15, 16 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 115 -Paragraph 14, 16 falsefalseNet investment income50false0us-gaap_GainLossOnInvestmentsus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse402000000402000falsefalsefalsefalsefalse10truefalsefalse591000000591000falsefalsefalsefalsefalse11truefalsefalse-531000000-531000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThis 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 or loss of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain or 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 or 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 of the subject investments.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 7 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 115 -Paragraph 13, 22 falsefalseNet realized and unrealized investment gains (losses)51false0us-gaap_GainsLossesOnExtinguishmentOfDebtus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9falsefalsefalse00falsefalsefalsefalsefalse10truefalsefalse8900000089000falsefalsefalsefalsefalse11falsefalsefalse00falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAmount represents the difference between the fair value of the payments made and the carrying amount of the debt at the time of its extinguishment.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 26 -Paragraph 20, 21 falsefalseNet realized gain on purchase of capital efficient notes52false0us-gaap_InterestExpenseus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsetruenegated1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse-44000000-44000falsefalsefalsefalsefalse10truefalsefalse-28000000-28000falsefalsefalsefalsefalse11truefalsefalse-51000000-51000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe cost of borrowed funds accounted for as interest that was charged against earnings during the period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 34 -Paragraph 21 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher OTS -Name Federal Regulation (FR) -Number Title 12 -Chapter V -Section 563c.102 -Paragraph 9 -Subsection II Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 9 -Article 9 falsefalseInterest expense53false0us-gaap_AmortizationOfIntangibleAssetsus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsetruenegated1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse-31000000-31000falsefalsefalsefalsefalse10truefalsefalse60000006000falsefalsefalsefalsefalse11falsefalsefalse00falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by (used in) operations using the indirect method.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph a(2) falsefalseAmortization of intangible assets54false0us-gaap_ForeignCurrencyTransactionGainLossBeforeTaxus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse-21000000-21000falsefalsefalsefalsefalse10truefalsefalse-1000000-1000falsefalsefalsefalsefalse11truefalsefalse60000006000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe aggregate foreign currency transaction gain or loss (both realized and unrealized) included in determining net income for the reporting period. Excludes foreign currency transactions designated as hedges of net investment in a foreign entity and intercompany foreign currency transactions that are of a long-term nature, when the entities to the transaction are consolidated, combined, or accounted for by the equity method in the reporting enterprise's financial statements. For certain enterprises, primarily banks, that are dealers in foreign exchange, foreign currency transaction gains or losses may be disclosed as dealer gains or losses.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 52 -Paragraph 30 falsefalseNet foreign exchange losses (gains)55false0us-gaap_IncomeTaxExpenseBenefitus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsetruenegated1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse-129000000-129000falsefalsefalsefalsefalse10truefalsefalse-262000000-262000falsefalsefalsefalsefalse11truefalsefalse-10000000-10000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe sum of the current income tax expense (benefit) and the deferred income tax expense (benefit) pertaining to continuing operations.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Article 4 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 45 -Subparagraph a, b falsefalseIncome tax expense56false0us-gaap_IncomeLossFromEquityMethodInvestmentsus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse1300000013000falsefalsefalsefalsefalse10truefalsefalse1600000016000falsefalsefalsefalsefalse11truefalsefalse-5000000-5000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThis item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. Such amount typically reflects adjustments similar to those made in preparing consolidated statements, including adjustments to eliminate intercompany gains and losses, and to amortize, if appropriate, any difference between cost and underlying equity in net assets of the investee at the date of investment.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 18 -Paragraph 19 -Subparagraph c Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 11 -Article 7 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 9 -Article 5 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA 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available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9falsefalsefalse00falsefalsefalsefalsefalse10falsefalsefalse00falsefalsefalsefalsefalse11falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseSegment Reporting [Line Items]60false0us-gaap_AssumedPremiumsWrittenus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse41320000004132000falsefalsefalsefalsefalse10truefalsefalse33980000003398000falsefalsefalsefalsefalse11truefalsefalse34260000003426000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryPremiums for all insurance assumed from other insurers, that is premiums ceded to the entity by other insurers.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 113 -Paragraph 27 -Subparagraph a, b falsefalseGross premiums written61false0us-gaap_PremiumsWrittenNetus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse39610000003961000falsefalsefalsefalsefalse10truefalsefalse33510000003351000falsefalsefalsefalsefalse11truefalsefalse33920000003392000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryPremiums written for all insurance and reinsurance contracts, after adding premiums assumed from other insurers and subtracting any amounts ceded to another insurer.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 17 -Article 12 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 113 -Paragraph 27 -Subparagraph a, b falsefalseNet premiums written62false0pre_ChangeInUnearnedPremiumsprefalsecreditdurationChange during the period in the unearned gross premiums written (direct and assumed) and ceded premiums written.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse6800000068000falsefalsefalsefalsefalse10truefalsefalse174000000174000falsefalsefalsefalsefalse11truefalsefalse-58000000-58000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryChange during the period in the unearned gross premiums written (direct and assumed) and ceded premiums written.No authoritative reference available.falsefalseDecrease (increase) in unearned premiums63false0us-gaap_PremiumsEarnedNetus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse40290000004029000falsefalsefalsefalsefalse10truefalsefalse35250000003525000falsefalsefalsefalsefalse11truefalsefalse33340000003334000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryPremiums earned on the income statement for all insurance and reinsurance contracts after subtracting any amounts ceded to another insurer and adding premiums assumed from other insurers.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 1 -Article 7 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 113 -Paragraph 27 -Subparagraph a, b falsefalseNet premiums earned64false0pre_LossesAndLossExpensesAndLifePolicyBenefitsSegmentDisclosureprefalsedebitdurationProvision for benefits, claims and claims settlement expenses incurred during the period net of the effects of 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available.falsefalsefalsefalsefalsefalsefalsefalsefalsetruenegated1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse-856000000-856000falsefalsefalsefalsefalse10truefalsefalse-772000000-772000falsefalsefalsefalsefalse11truefalsefalse-777000000-777000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAmount of deferred policy acquisition costs charged to expense in the period, generally in proportion to related revenue earned, estimated gross profits, or over the customer relationship or some other period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 97 -Paragraph 22, 23, 24, 25, 26 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 16, 18 -Article 12 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 7 -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 60 -Paragraph 60 -Subparagraph c Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Statement of Position (SOP) -Number 95-1 -Paragraph 19, 20, 21, 22, 23 falsefalseAcquisition costs66false0us-gaap_GrossProfitus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse516000000516000falsefalsefalsefalsefalse10truefalsefalse895000000895000falsefalsefalsefalsefalse11truefalsefalse426000000426000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.No authoritative reference available.falsefalseTechnical result67false0us-gaap_OtherIncomeus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse50000005000falsefalsefalsefalsefalse10truefalsefalse1300000013000falsefalsefalsefalsefalse11truefalsefalse40000004000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryReflects the sum of all other revenue and income recognized by the entity in the period not otherwise specified in the income statement.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 4 -Article 7 falsefalseOther income68false0us-gaap_OtherExpensesus-gaaptruedebitdurationNo definition 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available.falsefalsefalsefalsefalsefalsefalsefalsefalsetruenegated1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalsefalse00falsefalsefalsefalsefalse5falsefalsefalse00falsefalsefalsefalsefalse6falsefalsefalse00falsefalsefalsefalsefalse7falsefalsefalse00falsefalsefalsefalsefalse8falsefalsefalse00falsefalsefalsefalsefalse9truefalsefalse-288000000-288000falsefalsefalsefalsefalse10truefalsefalse-311000000-311000falsefalsefalsefalsefalse11truefalsefalse-289000000-289000falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAmount of deferred policy acquisition costs charged to expense in the period, generally in proportion to related revenue earned, estimated gross profits, or over the customer relationship or some other period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 97 -Paragraph 22, 23, 24, 25, 26 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