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v2.4.1.9

INCOME TAXES (DETAILS 5) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Reconciliation of effective tax rate (% of income before income taxes) [Line Items] |  |  |
Expected tax rate | 0.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate | 0.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate | 0.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
Valuation allowance | 1.10%us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance | (0.70%)us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance | 0.60%us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance
Net tax exempt income | (0.70%)us-gaap_EffectiveIncomeTaxRateReconciliationTaxExemptIncome | (1.30%)us-gaap_EffectiveIncomeTaxRateReconciliationTaxExemptIncome | (1.50%)us-gaap_EffectiveIncomeTaxRateReconciliationTaxExemptIncome
Other | (0.60%)us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments | (0.40%)us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments | (0.30%)us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments
Actual tax rate | 3.10%us-gaap_EffectiveIncomeTaxRateContinuingOperations | 1.00%us-gaap_EffectiveIncomeTaxRateContinuingOperations | 0.60%us-gaap_EffectiveIncomeTaxRateContinuingOperations
Income before income taxes - Bermuda (domestic) | $ 690,517 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic | $ 625,490 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic | $ 485,613 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
Income before income taxes - foreign | 139,955 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign | 108,977 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign | 64,915 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign
Income before income taxes | $ 830,472 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | $ 734,467 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | $ 550,528 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
United States [Member] |  |  |
Reconciliation of effective tax rate (% of income before income taxes) [Line Items] |  |  |
Foreign taxes at local expected rates | 1.80%us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential / us-gaap_IncomeTaxAuthorityNameAxis = us-gaap_InternalRevenueServiceIRSMember | 2.10%us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential / us-gaap_IncomeTaxAuthorityNameAxis = us-gaap_InternalRevenueServiceIRSMember | 0.40%us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential / us-gaap_IncomeTaxAuthorityNameAxis = us-gaap_InternalRevenueServiceIRSMember
Europe [Member] |  |  |
Reconciliation of effective tax rate (% of income before income taxes) [Line Items] |  |  |
Foreign taxes at local expected rates | 1.50%us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential / us-gaap_IncomeTaxAuthorityNameAxis = axs_EuropeanTaxAuthoritiesMember | 1.00%us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential / us-gaap_IncomeTaxAuthorityNameAxis = axs_EuropeanTaxAuthoritiesMember | 1.40%us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential / us-gaap_IncomeTaxAuthorityNameAxis = axs_EuropeanTaxAuthoritiesMember
Other [Member] |  |  |
Reconciliation of effective tax rate (% of income before income taxes) [Line Items] |  |  |
Foreign taxes at local expected rates | 0.00%us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential / us-gaap_IncomeTaxAuthorityNameAxis = axs_OtherTaxAuthoritiesMember | 0.30%us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential / us-gaap_IncomeTaxAuthorityNameAxis = axs_OtherTaxAuthoritiesMember | 0.00%us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential / us-gaap_IncomeTaxAuthorityNameAxis = axs_OtherTaxAuthoritiesMember

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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32698-109319 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(2)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Subparagraph 2 -Article 4 + Details
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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I) -URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330036-122817 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32698-109319 + Details
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I) -URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330036-122817 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32698-109319 + Details
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- Definition The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(1)(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(1)(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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