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v2.4.1.9

NONCONTROLLING INTERESTS (DETAILS) (USD $) In Thousands, unless otherwise specified | 3 Months Ended |
--- | --- | ---
Mar. 31, 2015 | Mar. 31, 2014 | Dec. 31, 2014
Noncontrolling Interest [Line Items] |  |  |
Decrease from return of capital to noncontrolling interests | $ (40,000)us-gaap_MinorityInterestDecreaseFromRedemptions | $ 0 us-gaap_MinorityInterestDecreaseFromRedemptions |
Increase from issuance of preferred equity to noncontrolling interests | 56,991 us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance | 0 us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance |
Assets | 20,458,819 us-gaap_Assets |  | 19,955,736 us-gaap_Assets
Liabilities | 14,412,584 us-gaap_Liabilities |  | 14,075,796 us-gaap_Liabilities
Change in Noncontrolling Interest [Roll Forward] |  |  |
Balance at beginning of period | 58,819 us-gaap_NoncontrollingInterestInVariableInterestEntity | 50,000 us-gaap_NoncontrollingInterestInVariableInterestEntity |
Increase from issuance of preferred equity to noncontrolling interests | 56,991 us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance | 0 us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance |
Decrease from return of capital to noncontrolling interests | (40,000)us-gaap_MinorityInterestDecreaseFromRedemptions | 0 us-gaap_MinorityInterestDecreaseFromRedemptions |
Amounts attributable to (from) noncontrolling interests | (4,873)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | 1,222 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest |
Foreign currency translation adjustment attributable to (from) noncontrolling interests | (1,865)us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest | 0 us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest |
Balance at end of period | 69,072 us-gaap_NoncontrollingInterestInVariableInterestEntity | 51,222 us-gaap_NoncontrollingInterestInVariableInterestEntity |
Ventures Re [Member] |  |  |
Noncontrolling Interest [Line Items] |  |  |
Decrease from return of capital to noncontrolling interests | (40,000)us-gaap_MinorityInterestDecreaseFromRedemptions / dei_LegalEntityAxis = axs_VenturesReMember |  |
Increase from issuance of preferred equity to noncontrolling interests | 57,000 us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance / dei_LegalEntityAxis = axs_VenturesReMember |  |
Assets | 120,000 us-gaap_Assets / dei_LegalEntityAxis = axs_VenturesReMember |  | 97,000 us-gaap_Assets / dei_LegalEntityAxis = axs_VenturesReMember
Liabilities | 50,000 us-gaap_Liabilities / dei_LegalEntityAxis = axs_VenturesReMember |  | 38,000 us-gaap_Liabilities / dei_LegalEntityAxis = axs_VenturesReMember
Change in Noncontrolling Interest [Roll Forward] |  |  |
Increase from issuance of preferred equity to noncontrolling interests | 57,000 us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance / dei_LegalEntityAxis = axs_VenturesReMember |  |
Decrease from return of capital to noncontrolling interests | $ (40,000)us-gaap_MinorityInterestDecreaseFromRedemptions / dei_LegalEntityAxis = axs_VenturesReMember |  |

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