$CB
Chubb Ltd Stock $cb

$cb Overview Financials Valuation SEC Filings Company Website

2011 Q1 Form 10-Q Financial Statement

#000119312511130234 Filed on May 06, 2011

Income Statement

Concept	2011 Q1	2010 Q1
Revenue	$3.808B	$3.949B
YoY Change	-3.57%	10.46%
Cost Of Revenue	$2.263B	$1.921B
YoY Change	17.8%	5.78%
Gross Profit	$1.545B	$2.028B
YoY Change	-23.82%	15.29%
Gross Profit Margin	40.57%	51.35%
Selling, General & Admin	$499.0M	$460.0M
YoY Change	8.48%	9.52%
% of Gross Profit	32.3%	22.68%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$555.0M	$554.0M
YoY Change	0.18%	15.18%
% of Gross Profit	35.92%	27.32%
Operating Expenses	$3.422B	$3.024B
YoY Change	13.16%	7.39%
Operating Profit	-$1.877B	-$996.0M
YoY Change	88.45%	-5.77%
Interest Expense	$63.00M	$52.00M
YoY Change	21.15%	-1.89%
% of Operating Profit
Other Income/Expense, Net	$14.00M	$4.000M
YoY Change	250.0%	-71.43%
Pretax Income	$346.0M	$879.0M
YoY Change	-60.64%	27.02%
Income Tax	$97.00M	$124.0M
% Of Pretax Income	28.03%	14.11%
Net Earnings	$250.0M	$755.0M
YoY Change	-66.89%	33.16%
Net Earnings / Revenue	6.57%	19.12%
Basic Earnings Per Share	$0.74	$2.23
Diluted Earnings Per Share	$0.73	$2.22
COMMON SHARES
Basic Shares Outstanding	337.1M shares	338.5M shares
Diluted Shares Outstanding	339.7M shares	339.9M shares

Balance Sheet

Concept	2011 Q1	2010 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$1.115B	$726.0M
Short-Term Investments
Other Short-Term Assets	$1.540B	$1.646B
YoY Change	-6.44%	3.33%
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets	$1.540B	$1.646B
YoY Change	-6.44%	3.33%
LONG-TERM ASSETS
Property, Plant & Equipment
YoY Change
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$53.09B	$48.19B
YoY Change	10.16%	17.18%
Other Assets	$703.0M	$1.174B
YoY Change	-40.12%	-39.86%
Total Long-Term Assets	$84.68B	$77.68B
YoY Change	9.01%	8.6%
TOTAL ASSETS
Total Short-Term Assets	$1.540B	$1.646B
Total Long-Term Assets	$84.68B	$77.68B
Total Assets	$86.22B	$79.33B
YoY Change	8.69%	8.48%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$3.041B	$2.165B
YoY Change	40.46%	-14.26%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$1.710B	$459.0M
YoY Change	272.55%	-40.77%
Long-Term Debt Due	$1.401B
YoY Change
Total Short-Term Liabilities	$8.790B	$6.528B
YoY Change	34.65%	-16.08%
LONG-TERM LIABILITIES
Long-Term Debt	$3.358B	$3.158B
YoY Change	6.33%	12.71%
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities	$3.358B	$3.158B
YoY Change	6.33%	12.71%
TOTAL LIABILITIES
Total Short-Term Liabilities	$8.790B	$6.528B
Total Long-Term Liabilities	$3.358B	$3.158B
Total Liabilities	$62.84B	$58.69B
YoY Change	7.07%	0.49%
SHAREHOLDERS EQUITY
Retained Earnings	$6.185B	$3.573B
YoY Change	73.1%
Common Stock	$10.08B	$10.47B
YoY Change	-3.77%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$251.0M	$27.00M
YoY Change	829.63%
Treasury Stock Shares	4.821M shares	1548B shares
Shareholders Equity	$23.38B	$20.64B
YoY Change
Total Liabilities & Shareholders Equity	$86.22B	$79.33B
YoY Change	8.69%	8.48%

Cashflow Statement

Concept	2011 Q1	2010 Q1
OPERATING ACTIVITIES
Net Income	$250.0M	$755.0M
YoY Change	-66.89%	33.16%
Depreciation, Depletion And Amortization	$555.0M	$554.0M
YoY Change	0.18%	15.18%
Cash From Operating Activities	$1.003B	$823.0M
YoY Change	21.87%	46.44%
INVESTING ACTIVITIES
Capital Expenditures
YoY Change
Acquisitions	$45.00M
YoY Change
Other Investing Activities	$30.00M	$77.00M
YoY Change	-61.04%	-218.46%
Cash From Investing Activities	-$631.0M	-$666.0M
YoY Change	-5.26%	34.27%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$68.00M
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-$37.00M	-$93.00M
YoY Change	-60.22%	9.41%
NET CHANGE
Cash From Operating Activities	$1.003B	$823.0M
Cash From Investing Activities	-$631.0M	-$666.0M
Cash From Financing Activities	-$37.00M	-$93.00M
Net Change In Cash	$335.0M	$64.00M
YoY Change	423.44%	-436.84%
FREE CASH FLOW
Cash From Operating Activities	$1.003B	$823.0M
Capital Expenditures
Free Cash Flow
YoY Change

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2011Q1	ace	Reinsurance Recoverable Future Policy Benefits ReinsuranceRecoverableFuturePolicyBenefits	253000000	USD
CY2011Q1	us-gaap	Deferred Policy Acquisition Costs DeferredPolicyAcquisitionCosts	1725000000	USD
CY2011Q1	us-gaap	Value Of Business Acquired Voba ValueOfBusinessAcquiredVOBA	745000000	USD
CY2011Q1	ace	Goodwill And Intangibles GoodwillAndIntangibles	4729000000	USD
CY2011Q1	us-gaap	Prepaid Reinsurance Premiums PrepaidReinsurancePremiums	1540000000	USD
CY2011Q1	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	703000000	USD
CY2011Q1	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	348000000	USD
CY2011Q1	us-gaap	Other Assets OtherAssets	2611000000	USD
CY2011Q1	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Reported And Incurred But Not Reported Ibnr Claims LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseReportedAndIncurredButNotReportedIBNRClaims	38843000000	USD
CY2011Q1	dei	Entity Registrant Name EntityRegistrantName	ACE LTD
CY2011Q1	dei	Entity Central Index Key EntityCentralIndexKey	0000896159
CY2011Q1	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2011Q1	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2011Q1	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2011Q1	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2011Q1	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2010Q2	dei	Entity Public Float EntityPublicFloat	17000000000	USD
CY2011Q1	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2011
CY2011Q1	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q1
CY2011Q1	dei	Document Type DocumentType	10-Q
CY2011Q1	dei	Document Period End Date DocumentPeriodEndDate	2011-03-31
CY2011Q1	dei	Amendment Flag AmendmentFlag	false
CY2011Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	337173864	shares
CY2011Q1	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	9270000000	USD
CY2011Q1	us-gaap	Available For Sale Securities Equity Securities AvailableForSaleSecuritiesEquitySecurities	537000000	USD
CY2011Q1	us-gaap	Other Short Term Investments OtherShortTermInvestments	2375000000	USD
CY2011Q1	us-gaap	Other Long Term Investments OtherLongTermInvestments	1839000000	USD
CY2011Q1	us-gaap	Investments Investments	52739000000	USD
CY2011Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1115000000	USD
CY2011Q1	us-gaap	Securities Held As Collateral At Fair Value SecuritiesHeldAsCollateralAtFairValue	1326000000	USD
CY2011Q1	us-gaap	Accrued Investment Income Receivable AccruedInvestmentIncomeReceivable	535000000	USD
CY2011Q1	us-gaap	Premiums Receivable At Carrying Value PremiumsReceivableAtCarryingValue	4102000000	USD
CY2011Q1	ace	Reinsurance Recoverable Losses And Loss Expenses ReinsuranceRecoverableLossesAndLossExpenses	13749000000	USD
CY2011Q1	us-gaap	Unearned Premiums UnearnedPremiums	6533000000	USD
CY2011Q1	us-gaap	Liability For Future Policy Benefits LiabilityForFuturePolicyBenefits	3480000000	USD
CY2011Q1	us-gaap	Reinsurance Payable ReinsurancePayable	3277000000	USD
CY2011Q1	us-gaap	Obligation To Return Securities Received As Collateral ObligationToReturnSecuritiesReceivedAsCollateral	1346000000	USD
CY2011Q1	us-gaap	Payables To Broker Dealers And Clearing Organizations PayablesToBrokerDealersAndClearingOrganizations	613000000	USD
CY2011Q1	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	3041000000	USD
CY2011Q1	us-gaap	Accrued Income Taxes AccruedIncomeTaxes	149000000	USD
CY2011Q1	us-gaap	Long Term Debt LongTermDebt	3358000000	USD
CY2011Q1	us-gaap	Common Stock Value CommonStockValue	10075000000	USD
CY2010Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	772000000	USD
CY2010Q4	us-gaap	Securities Held As Collateral At Fair Value SecuritiesHeldAsCollateralAtFairValue	1495000000	USD
CY2011Q1	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	5585000000	USD
CY2010Q4	us-gaap	Accrued Investment Income Receivable AccruedInvestmentIncomeReceivable	521000000	USD
CY2010Q4	us-gaap	Premiums Receivable At Carrying Value PremiumsReceivableAtCarryingValue	4233000000	USD
CY2010Q4	ace	Reinsurance Recoverable Losses And Loss Expenses ReinsuranceRecoverableLossesAndLossExpenses	12871000000	USD
CY2010Q4	ace	Reinsurance Recoverable Future Policy Benefits ReinsuranceRecoverableFuturePolicyBenefits	281000000	USD
CY2010Q4	us-gaap	Deferred Policy Acquisition Costs DeferredPolicyAcquisitionCosts	1641000000	USD
CY2010Q4	us-gaap	Value Of Business Acquired Voba ValueOfBusinessAcquiredVOBA	634000000	USD
CY2011Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	6185000000	USD
CY2011Q1	us-gaap	Deferred Compensation Equity DeferredCompensationEquity	-2000000	USD
CY2011Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	1782000000	USD
CY2011Q1	us-gaap	Unearned Esop Shares UnearnedESOPShares	2000000	USD
CY2011Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	86220000000	USD
CY2011Q1	us-gaap	Available For Sale Securities Debt Maturities Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost	37750000000	USD
CY2010Q4	us-gaap	Available For Sale Securities Debt Maturities Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost	36542000000	USD
CY2011Q1	us-gaap	Hybrid Instruments At Fair Value Net HybridInstrumentsAtFairValueNet	425000000	USD
CY2010Q4	us-gaap	Hybrid Instruments At Fair Value Net HybridInstrumentsAtFairValueNet	416000000	USD
CY2011Q1	ace	Available For Sale Securities Equity Securities Cost AvailableForSaleSecuritiesEquitySecuritiesCost	510000000	USD
CY2010Q4	ace	Available For Sale Securities Equity Securities Cost AvailableForSaleSecuritiesEquitySecuritiesCost	666000000	USD
CY2011Q1	ace	Investments In Affiliates Subsidiaries Associates And Joint Ventures At Cost InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVenturesAtCost	345000000	USD
CY2010Q4	ace	Investments In Affiliates Subsidiaries Associates And Joint Ventures At Cost InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVenturesAtCost	357000000	USD
CY2011Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	341995324	shares
CY2010Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	341094559	shares
CY2011Q1	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	337173864	shares
CY2010Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	334942852	shares
CY2011Q1	us-gaap	Treasury Stock Shares TreasuryStockShares	4821460	shares
CY2010Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	6151707	shares
CY2010Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	9501000000	USD
CY2010Q4	us-gaap	Available For Sale Securities Equity Securities AvailableForSaleSecuritiesEquitySecurities	692000000	USD
CY2010Q4	us-gaap	Other Short Term Investments OtherShortTermInvestments	1983000000	USD
CY2010Q4	us-gaap	Other Long Term Investments OtherLongTermInvestments	1692000000	USD
CY2010Q4	us-gaap	Investments Investments	51407000000	USD
CY2010Q4	ace	Goodwill And Intangibles GoodwillAndIntangibles	4664000000	USD
CY2010Q4	us-gaap	Prepaid Reinsurance Premiums PrepaidReinsurancePremiums	1511000000	USD
CY2010Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	769000000	USD
CY2010Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	360000000	USD
CY2010Q4	us-gaap	Other Assets OtherAssets	2196000000	USD
CY2010Q4	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Reported And Incurred But Not Reported Ibnr Claims LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseReportedAndIncurredButNotReportedIBNRClaims	37391000000	USD
CY2010Q4	us-gaap	Unearned Premiums UnearnedPremiums	6330000000	USD
CY2010Q4	us-gaap	Liability For Future Policy Benefits LiabilityForFuturePolicyBenefits	3106000000	USD
CY2010Q4	us-gaap	Reinsurance Payable ReinsurancePayable	3282000000	USD
CY2010Q4	us-gaap	Obligation To Return Securities Received As Collateral ObligationToReturnSecuritiesReceivedAsCollateral	1518000000	USD
CY2010Q4	us-gaap	Payables To Broker Dealers And Clearing Organizations PayablesToBrokerDealersAndClearingOrganizations	292000000	USD
CY2010Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	2958000000	USD
CY2010Q4	us-gaap	Accrued Income Taxes AccruedIncomeTaxes	116000000	USD
CY2010Q4	us-gaap	Long Term Debt LongTermDebt	3358000000	USD
CY2010Q4	us-gaap	Common Stock Value CommonStockValue	10161000000	USD
CY2010Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	5623000000	USD
CY2011Q1	ace	Net Other Than Temporary Impairments Recognized In Net Income NetOtherThanTemporaryImpairmentsRecognizedInNetIncome	-4000000	USD
CY2011Q1	ace	Net Realized Gains Losses Excluding Other Than Temporary Impairments NetRealizedGainsLossesExcludingOtherThanTemporaryImpairments	-41000000	USD
CY2011Q1	ace	Net Realized Gains Losses NetRealizedGainsLosses	-45000000	USD
CY2011Q1	us-gaap	Revenues Revenues	3808000000	USD
CY2011Q1	us-gaap	Other Comprehensive Income Loss Before Tax Period Increase Decrease OtherComprehensiveIncomeLossBeforeTaxPeriodIncreaseDecrease	236000000	USD
CY2011Q1	us-gaap	Policyholder Benefits And Claims Incurred Net PolicyholderBenefitsAndClaimsIncurredNet	2263000000	USD
CY2011Q1	us-gaap	Liability For Future Policy Benefits Period Expense LiabilityForFuturePolicyBenefitsPeriodExpense	91000000	USD
CY2011Q1	ace	Comprehensive Income Loss ComprehensiveIncomeLoss	447000000	USD
CY2011Q1	us-gaap	Deferred Policy Acquisition Cost Amortization Expense DeferredPolicyAcquisitionCostAmortizationExpense	555000000	USD
CY2011Q1	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	494000000	USD
CY2011Q1	us-gaap	Investment Income Net InvestmentIncomeNet	544000000	USD
CY2011Q1	us-gaap	Marketable Securities Realized Gain Loss Other Than Temporary Impairments Amount MarketableSecuritiesRealizedGainLossOtherThanTemporaryImpairmentsAmount	5000000	USD
CY2010Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	5926000000	USD
CY2010Q4	us-gaap	Deferred Compensation Equity DeferredCompensationEquity	-2000000	USD
CY2010Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	1594000000	USD
CY2010Q4	us-gaap	Unearned Esop Shares UnearnedESOPShares	2000000	USD
CY2010Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	83355000000	USD
CY2010Q4	us-gaap	Assets Assets	83355000000	USD
CY2011Q1	us-gaap	Assets Assets	86220000000	USD
CY2010Q4	us-gaap	Liabilities Liabilities	60381000000	USD
CY2011Q1	us-gaap	Liabilities Liabilities	62844000000	USD
CY2010Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	22974000000	USD
CY2011Q1	us-gaap	Long Term Debt Current LongTermDebtCurrent	1401000000	USD
CY2010Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	1300000000	USD
CY2011Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	23376000000	USD
CY2011Q1	us-gaap	Policyholder Contract Deposits PolicyholderContractDeposits	494000000	USD
CY2010Q4	us-gaap	Policyholder Contract Deposits PolicyholderContractDeposits	421000000	USD
CY2011Q1	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	38718000000	USD
CY2010Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	37539000000	USD
CY2011Q1	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	9202000000	USD
CY2010Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	9461000000	USD
CY2011Q1	us-gaap	Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust	309000000	USD
CY2010Q4	us-gaap	Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust	309000000	USD
CY2011Q1	us-gaap	Treasury Stock Value TreasuryStockValue	251000000	USD
CY2010Q4	us-gaap	Treasury Stock Value TreasuryStockValue	330000000	USD
CY2011Q1	us-gaap	Other Investments And Securities At Cost OtherInvestmentsAndSecuritiesAtCost	1613000000	USD
CY2010Q4	us-gaap	Other Investments And Securities At Cost OtherInvestmentsAndSecuritiesAtCost	1511000000	USD
CY2011Q1	us-gaap	Premiums Written Net PremiumsWrittenNet	3446000000	USD
CY2011Q1	ace	Change In Unearned Premium Net ChangeInUnearnedPremiumNet	137000000	USD
CY2011Q1	us-gaap	Premiums Earned Net PremiumsEarnedNet	3309000000	USD
CY2011Q1	us-gaap	Interest Expense InterestExpense	63000000	USD
CY2011Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	14000000	USD
CY2011Q1	us-gaap	Benefits Losses And Expenses BenefitsLossesAndExpenses	3452000000	USD
CY2011Q1	ace	Net Income Before Tax NetIncomeBeforeTax	356000000	USD
CY2011Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	97000000	USD
CY2011Q1	us-gaap	Net Income Loss NetIncomeLoss	259000000	USD
CY2011Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	66000000	USD
CY2011Q1	us-gaap	Other Comprehensive Income Reclassification Adjustment For Sale Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax	56000000	USD
CY2011Q1	ace	Other Comprehensive Income Loss Subtotal OtherComprehensiveIncomeLossSubtotal	10000000	USD
CY2011Q1	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Before Tax Period Increase Decrease OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPeriodIncreaseDecrease	232000000	USD
CY2011Q1	us-gaap	Other Comprehensive Income Minimum Pension Liability Net Adjustment Before Tax OtherComprehensiveIncomeMinimumPensionLiabilityNetAdjustmentBeforeTax	6000000	USD
CY2011Q1	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	29000000	USD
CY2010Q1	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	30000000	USD
CY2010Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	20636000000	USD
CY2011Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.77
CY2011Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.76
CY2010Q1	us-gaap	Premiums Written Net PremiumsWrittenNet	3571000000	USD
CY2010Q1	ace	Change In Unearned Premium Net ChangeInUnearnedPremiumNet	294000000	USD
CY2010Q1	us-gaap	Premiums Earned Net PremiumsEarnedNet	3277000000	USD
CY2010Q1	us-gaap	Investment Income Net InvestmentIncomeNet	504000000	USD
CY2010Q1	us-gaap	Marketable Securities Realized Gain Loss Other Than Temporary Impairments Amount MarketableSecuritiesRealizedGainLossOtherThanTemporaryImpairmentsAmount	50000000	USD
CY2010Q1	ace	Portion Other Than Temporary Losses In Accumulated Other Comprehensive Income PortionOtherThanTemporaryLossesInAccumulatedOtherComprehensiveIncome	32000000	USD
CY2010Q1	ace	Net Other Than Temporary Impairments Recognized In Net Income NetOtherThanTemporaryImpairmentsRecognizedInNetIncome	-18000000	USD
CY2010Q1	ace	Net Realized Gains Losses Excluding Other Than Temporary Impairments NetRealizedGainsLossesExcludingOtherThanTemporaryImpairments	186000000	USD
CY2010Q1	ace	Net Realized Gains Losses NetRealizedGainsLosses	168000000	USD
CY2010Q1	us-gaap	Revenues Revenues	3949000000	USD
CY2010Q1	us-gaap	Policyholder Benefits And Claims Incurred Net PolicyholderBenefitsAndClaimsIncurredNet	1921000000	USD
CY2010Q1	us-gaap	Liability For Future Policy Benefits Period Expense LiabilityForFuturePolicyBenefitsPeriodExpense	87000000	USD
CY2010Q1	us-gaap	Deferred Policy Acquisition Cost Amortization Expense DeferredPolicyAcquisitionCostAmortizationExpense	554000000	USD
CY2010Q1	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	460000000	USD
CY2010Q1	us-gaap	Interest Expense InterestExpense	52000000	USD
CY2010Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	4000000	USD
CY2010Q1	us-gaap	Benefits Losses And Expenses BenefitsLossesAndExpenses	3070000000	USD
CY2010Q1	ace	Net Income Before Tax NetIncomeBeforeTax	879000000	USD
CY2010Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	124000000	USD
CY2010Q1	us-gaap	Net Income Loss NetIncomeLoss	755000000	USD
CY2010Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	583000000	USD
CY2010Q1	us-gaap	Other Comprehensive Income Reclassification Adjustment For Sale Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax	129000000	USD
CY2010Q1	ace	Other Comprehensive Income Loss Subtotal OtherComprehensiveIncomeLossSubtotal	454000000	USD
CY2010Q1	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Before Tax Period Increase Decrease OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPeriodIncreaseDecrease	-90000000	USD
CY2010Q1	us-gaap	Other Comprehensive Income Minimum Pension Liability Net Adjustment Before Tax OtherComprehensiveIncomeMinimumPensionLiabilityNetAdjustmentBeforeTax	-6000000	USD
CY2010Q1	us-gaap	Other Comprehensive Income Loss Before Tax Period Increase Decrease OtherComprehensiveIncomeLossBeforeTaxPeriodIncreaseDecrease	370000000	USD
CY2010Q1	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	67000000	USD
CY2010Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Period Increase Decrease OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease	303000000	USD
CY2010Q1	ace	Comprehensive Income Loss ComprehensiveIncomeLoss	1058000000	USD
CY2010Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.23
CY2010Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.22
CY2011Q1	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	48000000	USD
CY2011Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Period Increase Decrease OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease	188000000	USD
CY2011Q1	ace	Portion Other Than Temporary Losses In Accumulated Other Comprehensive Income PortionOtherThanTemporaryLossesInAccumulatedOtherComprehensiveIncome	1000000	USD
CY2011Q1	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-19000000	USD
CY2010Q1	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	62000000	USD
CY2011Q1	us-gaap	Increase Decrease In Loss And Loss Adjustment Expense Reserve IncreaseDecreaseInLossAndLossAdjustmentExpenseReserve	-1016000000	USD
CY2010Q1	us-gaap	Increase Decrease In Loss And Loss Adjustment Expense Reserve IncreaseDecreaseInLossAndLossAdjustmentExpenseReserve	90000000	USD
CY2011Q1	us-gaap	Increase Decrease In Unearned Premiums IncreaseDecreaseInUnearnedPremiums	125000000	USD
CY2010Q1	us-gaap	Increase Decrease In Unearned Premiums IncreaseDecreaseInUnearnedPremiums	394000000	USD
CY2011Q1	us-gaap	Increase Decrease In Future Policy Benefit Reserves IncreaseDecreaseInFuturePolicyBenefitReserves	-45000000	USD
CY2010Q1	us-gaap	Increase Decrease In Future Policy Benefit Reserves IncreaseDecreaseInFuturePolicyBenefitReserves	53000000	USD
CY2011Q1	ace	Increase Decrease In Insurance And Reinsurance Balances Payable IncreaseDecreaseInInsuranceAndReinsuranceBalancesPayable	-47000000	USD
CY2010Q1	ace	Increase Decrease In Insurance And Reinsurance Balances Payable IncreaseDecreaseInInsuranceAndReinsuranceBalancesPayable	-122000000	USD
CY2010Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-93000000	USD
CY2011Q1	ace	Increase Decrease In Accounts Payable Accrued Liabilities Other Liabilities IncreaseDecreaseInAccountsPayableAccruedLiabilitiesOtherLiabilities	-77000000	USD
CY2011Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-37000000	USD
CY2010Q1	ace	Increase Decrease In Accounts Payable Accrued Liabilities Other Liabilities IncreaseDecreaseInAccountsPayableAccruedLiabilitiesOtherLiabilities	-104000000	USD
CY2011Q1	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	32000000	USD
CY2010Q1	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	115000000	USD
CY2011Q1	ace	Increase Decrease In Insurance And Reinsurance Balances Receivable IncreaseDecreaseInInsuranceAndReinsuranceBalancesReceivable	230000000	USD
CY2010Q1	ace	Increase Decrease In Insurance And Reinsurance Balances Receivable IncreaseDecreaseInInsuranceAndReinsuranceBalancesReceivable	-65000000	USD
CY2011Q1	ace	Increase Decrease In Reinsurance Recoverable Losses And Loss Expenses IncreaseDecreaseInReinsuranceRecoverableLossesAndLossExpenses	-717000000	USD
CY2010Q1	ace	Increase Decrease In Reinsurance Recoverable Losses And Loss Expenses IncreaseDecreaseInReinsuranceRecoverableLossesAndLossExpenses	172000000	USD
CY2011Q1	ace	Increase Decrease In Reinsurance Recoverable Future Policy Benefits IncreaseDecreaseInReinsuranceRecoverableFuturePolicyBenefits	32000000	USD
CY2010Q1	ace	Increase Decrease In Reinsurance Recoverable Future Policy Benefits IncreaseDecreaseInReinsuranceRecoverableFuturePolicyBenefits	-1000000	USD
CY2011Q1	us-gaap	Increase Decrease In Deferred Policy Acquisition Costs IncreaseDecreaseInDeferredPolicyAcquisitionCosts	64000000	USD
CY2010Q1	us-gaap	Increase Decrease In Deferred Policy Acquisition Costs IncreaseDecreaseInDeferredPolicyAcquisitionCosts	91000000	USD
CY2011Q1	us-gaap	Increase Decrease In Prepaid Reinsurance Premiums IncreaseDecreaseInPrepaidReinsurancePremiums	-7000000	USD
CY2010Q1	us-gaap	Increase Decrease In Prepaid Reinsurance Premiums IncreaseDecreaseInPrepaidReinsurancePremiums	139000000	USD
CY2011Q1	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-159000000	USD
CY2010Q1	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-146000000	USD
CY2011Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1003000000	USD
CY2010Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	823000000	USD
CY2011Q1	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	6890000000	USD
CY2010Q1	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	8505000000	USD
CY2011Q1	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	177000000	USD
CY2010Q1	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	154000000	USD
CY2011Q1	us-gaap	Payments To Acquire Available For Sale Securities Equity PaymentsToAcquireAvailableForSaleSecuritiesEquity	143000000	USD
CY2010Q1	us-gaap	Payments To Acquire Available For Sale Securities Equity PaymentsToAcquireAvailableForSaleSecuritiesEquity	11000000	USD
CY2011Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	5070000000	USD
CY2010Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	6830000000	USD
CY2011Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities Equity ProceedsFromSaleOfAvailableForSaleSecuritiesEquity	317000000	USD
CY2010Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities Equity ProceedsFromSaleOfAvailableForSaleSecuritiesEquity	183000000	USD
CY2011Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	941000000	USD
CY2010Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	814000000	USD
CY2011Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	396000000	USD
CY2010Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	293000000	USD
CY2011Q1	us-gaap	Payments For Proceeds From Derivatives PaymentsForProceedsFromDerivatives	85000000	USD
CY2010Q1	us-gaap	Payments For Proceeds From Derivatives PaymentsForProceedsFromDerivatives	39000000	USD
CY2011Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	112000000	USD
CY2010Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	105000000	USD
CY2011Q1	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	8000000	USD
CY2010Q1	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-7000000	USD
CY2011Q1	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	343000000	USD
CY2010Q1	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	57000000	USD
CY2011Q1	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	30000000	USD
CY2010Q1	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	77000000	USD
CY2011Q1	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	38000000	USD
CY2010Q1	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	7000000	USD
CY2010Q1	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	5000000	USD
CY2011Q1	ace	Payments To Acquire To Be Announced Mortgage Backed Securities PaymentsToAcquireToBeAnnouncedMortgageBackedSecurities	343000000	USD
CY2010Q1	ace	Payments To Acquire To Be Announced Mortgage Backed Securities PaymentsToAcquireToBeAnnouncedMortgageBackedSecurities	83000000	USD
CY2011Q1	ace	Proceeds From Sales To Be Announced Mortgage Backed Securities ProceedsFromSalesToBeAnnouncedMortgageBackedSecurities	358000000	USD
CY2011Q1	ace	Fixed Maturities Largest Single Unrealized Loss FixedMaturitiesLargestSingleUnrealizedLoss	6000000	USD
CY2010Q1	ace	Proceeds From Sales To Be Announced Mortgage Backed Securities ProceedsFromSalesToBeAnnouncedMortgageBackedSecurities	83000000	USD
CY2011Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-631000000	USD
CY2010Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-666000000	USD
CY2011Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	68000000	USD
CY2011Q1	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	1400000000	USD
CY2011Q1	ace	Repayments Of Long Term Debt Current RepaymentsOfLongTermDebtCurrent	1300000000	USD
CY2011Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	46000000	USD
CY2010Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	75000000	USD
CY2011Q1	us-gaap	Interest Paid Net InterestPaidNet	31000000	USD
CY2010Q1	us-gaap	Interest Paid Net InterestPaidNet	29000000	USD
CY2011Q1	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	5000000	USD
CY2009Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	669000000	USD
CY2010Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	726000000	USD
CY2011Q1	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	45000000	USD
CY2011Q1	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	39000000	USD
CY2011Q1	ace	Net Unrealized Appreciation Included In Other Comprehensive Income NetUnrealizedAppreciationIncludedInOtherComprehensiveIncome	18000000	USD
CY2011Q1	ace	Net Unrealized Depreciation Included In Accumulated Other Comprehensive Income NetUnrealizedDepreciationIncludedInAccumulatedOtherComprehensiveIncome	82000000	USD
CY2011Q1	ace	Fixed Maturities Total Number FixedMaturitiesTotalNumber	20564	pure
CY2010Q1	ace	Corporate Securities Credit Losses Recognized In Net Income CorporateSecuritiesCreditLossesRecognizedInNetIncome	1000000	USD
CY2010Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	1983000000	USD
CY2011Q1	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	98000000	USD
CY2011Q1	us-gaap	Restricted Investments RestrictedInvestments	12300000000	USD
CY2011Q1	ace	Fixed Maturities In Unrealized Loss Position Number FixedMaturitiesInUnrealizedLossPositionNumber	5453	pure
CY2011Q1	ace	Mortgage Backed Securities Credit Losses Recognized In Net Income MortgageBackedSecuritiesCreditLossesRecognizedInNetIncome	1000000	USD
CY2010Q1	ace	Mortgage Backed Securities Credit Losses Recognized In Net Income MortgageBackedSecuritiesCreditLossesRecognizedInNetIncome	17000000	USD
CY2010Q4	ace	Mortgage Backed Securities Percentage United States Government Agency Bonds MortgageBackedSecuritiesPercentageUnitedStatesGovernmentAgencyBonds	0.79	pure
CY2011Q1	ace	Mortgage Backed Securities Percentage United States Government Agency Bonds MortgageBackedSecuritiesPercentageUnitedStatesGovernmentAgencyBonds	0.81	pure
CY2010Q4	us-gaap	Restricted Investments RestrictedInvestments	12000000000	USD
CY2010Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	104000000	USD
CY2010Q1	ace	Net Unrealized Appreciation Included In Other Comprehensive Income NetUnrealizedAppreciationIncludedInOtherComprehensiveIncome	63000000	USD
CY2010Q4	ace	Net Unrealized Depreciation Included In Accumulated Other Comprehensive Income NetUnrealizedDepreciationIncludedInAccumulatedOtherComprehensiveIncome	99000000	USD
CY2011Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	1863000000	USD
CY2011Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	13060000000	USD
CY2011Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	10528000000	USD
CY2011Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	3017000000	USD
CY2011Q1	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	9282000000	USD
CY2011Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	1985000000	USD
CY2011Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	13368000000	USD
CY2011Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	11044000000	USD
CY2011Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	3043000000	USD
CY2011Q1	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	9278000000	USD
CY2011Q1	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	304000000	USD
CY2011Q1	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	2101000000	USD
CY2011Q1	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	2591000000	USD
CY2011Q1	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	692000000	USD
CY2011Q1	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount	3582000000	USD
CY2011Q1	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	309000000	USD
CY2011Q1	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	2121000000	USD
CY2011Q1	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	2496000000	USD
CY2011Q1	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	674000000	USD
CY2011Q1	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	3602000000	USD
CY2010Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	1846000000	USD
CY2010Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	2818000000	USD
CY2010Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	13094000000	USD
CY2010Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	10276000000	USD
CY2010Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	400000000	USD
CY2010Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	2613000000	USD
CY2010Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	694000000	USD
CY2010Q4	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount	3811000000	USD
CY2010Q4	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	3846000000	USD
CY2010Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	677000000	USD
CY2010Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	2524000000	USD
CY2010Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	404000000	USD
CY2010Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	2010000000	USD
CY2010Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	8516000000	USD
CY2010Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	8508000000	USD
CY2010Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	2812000000	USD
CY2010Q1	ace	Fixed Maturities Other Than Temporary Impairments Gross FixedMaturitiesOtherThanTemporaryImpairmentsGross	-50000000	USD
CY2010Q1	ace	Fixed Maturities Other Than Temporary Impairments In Other Comprehensive Income Pre Tax FixedMaturitiesOtherThanTemporaryImpairmentsInOtherComprehensiveIncomePreTax	32000000	USD
CY2011Q1	ace	Equity Securities Gross Realized Losses Excluding Other Than Temporary Impairments EquitySecuritiesGrossRealizedLossesExcludingOtherThanTemporaryImpairments	1000000	USD
CY2010Q1	ace	Fixed Maturities Other Than Temporary Impairments Net FixedMaturitiesOtherThanTemporaryImpairmentsNet	-18000000	USD
CY2010Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	10782000000	USD
CY2010Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	13444000000	USD
CY2010Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	1985000000	USD
CY2010Q4	ace	Available For Sale Securities Excluding Mortgage Backed Securities Amortized Cost AvailableForSaleSecuritiesExcludingMortgageBackedSecuritiesAmortizedCost	28034000000	USD
CY2010Q4	ace	Available For Sale Securities Excluding Mortgage Backed Securities Fair Value AvailableForSaleSecuritiesExcludingMortgageBackedSecuritiesFairValue	29023000000	USD
CY2011Q1	ace	Available For Sale Securities Excluding Mortgage Backed Securities Amortized Cost AvailableForSaleSecuritiesExcludingMortgageBackedSecuritiesAmortizedCost	28468000000	USD
CY2011Q1	ace	Available For Sale Securities Excluding Mortgage Backed Securities Fair Value AvailableForSaleSecuritiesExcludingMortgageBackedSecuritiesFairValue	29440000000	USD
CY2011Q1	ace	Held To Maturity Securities Excluding Mortgage Backed Securities Amortized Cost HeldToMaturitySecuritiesExcludingMortgageBackedSecuritiesAmortizedCost	5688000000	USD
CY2011Q1	ace	Held To Maturity Securities Excluding Mortgage Backed Securities Fair Value HeldToMaturitySecuritiesExcludingMortgageBackedSecuritiesFairValue	5600000000	USD
CY2010Q4	ace	Held To Maturity Securities Excluding Mortgage Backed Securities Amortized Cost HeldToMaturitySecuritiesExcludingMortgageBackedSecuritiesAmortizedCost	5690000000	USD
CY2010Q4	ace	Held To Maturity Securities Excluding Mortgage Backed Securities Fair Value HeldToMaturitySecuritiesExcludingMortgageBackedSecuritiesFairValue	5615000000	USD
CY2011Q1	ace	Equity Securities Gross Unrealized Appreciation EquitySecuritiesGrossUnrealizedAppreciation	28000000	USD
CY2011Q1	ace	Equity Securities Gross Unrealized Depreciation EquitySecuritiesGrossUnrealizedDepreciation	1000000	USD
CY2010	ace	Equity Securities Gross Unrealized Appreciation EquitySecuritiesGrossUnrealizedAppreciation	28000000	USD
CY2010	ace	Equity Securities Gross Unrealized Depreciation EquitySecuritiesGrossUnrealizedDepreciation	2000000	USD
CY2011Q1	ace	Fixed Maturities Other Than Temporary Impairments Gross FixedMaturitiesOtherThanTemporaryImpairmentsGross	-5000000	USD
CY2011Q1	ace	Fixed Maturities Other Than Temporary Impairments In Other Comprehensive Income Pre Tax FixedMaturitiesOtherThanTemporaryImpairmentsInOtherComprehensiveIncomePreTax	1000000	USD
CY2011Q1	ace	Fixed Maturities Other Than Temporary Impairments Net FixedMaturitiesOtherThanTemporaryImpairmentsNet	-4000000	USD
CY2011Q1	ace	Fixed Maturities Gross Realized Gains Excluding Other Than Temporary Impairments FixedMaturitiesGrossRealizedGainsExcludingOtherThanTemporaryImpairments	109000000	USD
CY2011Q1	ace	Fixed Maturities Gross Realized Losses Excluding Other Than Temporary Impairments FixedMaturitiesGrossRealizedLossesExcludingOtherThanTemporaryImpairments	56000000	USD
CY2011Q1	ace	Fixed Maturities Net Realized Gains Losses Total FixedMaturitiesNetRealizedGainsLossesTotal	49000000	USD
CY2011Q1	ace	Equity Securities Gross Realized Gains Excluding Other Than Temporary Impairments EquitySecuritiesGrossRealizedGainsExcludingOtherThanTemporaryImpairments	8000000	USD
CY2011Q1	ace	Equity Securities Net Realized Gains Losses Total EquitySecuritiesNetRealizedGainsLossesTotal	7000000	USD
CY2011Q1	ace	Investment And Embedded Derivative Instruments Gains Losses InvestmentAndEmbeddedDerivativeInstrumentsGainsLosses	-20000000	USD
CY2011Q1	ace	Fair Value Adjustments On Insurance Derivative Gains Losses FairValueAdjustmentsOnInsuranceDerivativeGainsLosses	71000000	USD
CY2011Q1	ace	Standard And Poors Put Options And Futures Gains Losses StandardAndPoorsPutOptionsAndFuturesGainsLosses	-71000000	USD
CY2011Q1	ace	Other Derivative Instruments Gains Losses OtherDerivativeInstrumentsGainsLosses	-1000000	USD
CY2011Q1	ace	Other Realized Gains Losses OtherRealizedGainsLosses	-1000000	USD
CY2010Q1	ace	Fixed Maturities Gross Realized Gains Excluding Other Than Temporary Impairments FixedMaturitiesGrossRealizedGainsExcludingOtherThanTemporaryImpairments	168000000	USD
CY2010Q1	ace	Fixed Maturities Gross Realized Losses Excluding Other Than Temporary Impairments FixedMaturitiesGrossRealizedLossesExcludingOtherThanTemporaryImpairments	69000000	USD
CY2010Q1	ace	Fixed Maturities Net Realized Gains Losses Total FixedMaturitiesNetRealizedGainsLossesTotal	81000000	USD
CY2010Q1	ace	Equity Securities Gross Realized Gains Excluding Other Than Temporary Impairments EquitySecuritiesGrossRealizedGainsExcludingOtherThanTemporaryImpairments	45000000	USD
CY2010Q1	ace	Equity Securities Net Realized Gains Losses Total EquitySecuritiesNetRealizedGainsLossesTotal	45000000	USD
CY2010Q1	ace	Investment And Embedded Derivative Instruments Gains Losses InvestmentAndEmbeddedDerivativeInstrumentsGainsLosses	19000000	USD
CY2010Q1	ace	Fair Value Adjustments On Insurance Derivative Gains Losses FairValueAdjustmentsOnInsuranceDerivativeGainsLosses	96000000	USD
CY2010Q1	ace	Standard And Poors Put Options And Futures Gains Losses StandardAndPoorsPutOptionsAndFuturesGainsLosses	-59000000	USD
CY2010Q1	ace	Other Derivative Instruments Gains Losses OtherDerivativeInstrumentsGainsLosses	-9000000	USD
CY2010Q1	ace	Other Realized Gains Losses OtherRealizedGainsLosses	4000000	USD
CY2011Q1	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-79000000	USD
CY2010Q1	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-9000000	USD
CY2011Q1	ace	Credit Losses Additions Where Other Than Temporary Impairments Were Recorded CreditLossesAdditionsWhereOtherThanTemporaryImpairmentsWereRecorded	1000000	USD
CY2011Q1	ace	Credit Losses Reductions For Securities Sold CreditLossesReductionsForSecuritiesSold	-42000000	USD
CY2010Q1	ace	Credit Losses Additions Where No Other Than Temporary Impairments Were Recorded CreditLossesAdditionsWhereNoOtherThanTemporaryImpairmentsWereRecorded	17000000	USD
CY2010Q1	ace	Credit Losses Additions Where Other Than Temporary Impairments Were Recorded CreditLossesAdditionsWhereOtherThanTemporaryImpairmentsWereRecorded	1000000	USD
CY2010Q1	ace	Credit Losses Reductions For Securities Sold CreditLossesReductionsForSecuritiesSold	-29000000	USD
CY2010Q4	ace	Credit Losses Related To Securities Held CreditLossesRelatedToSecuritiesHeld	137000000	USD
CY2009Q4	ace	Credit Losses Related To Securities Held CreditLossesRelatedToSecuritiesHeld	174000000	USD
CY2011Q1	ace	Credit Losses Related To Securities Held CreditLossesRelatedToSecuritiesHeld	96000000	USD
CY2010Q1	ace	Credit Losses Related To Securities Held CreditLossesRelatedToSecuritiesHeld	163000000	USD
CY2011Q1	ace	Restricted Assets Trust Funds RestrictedAssetsTrustFunds	8458000000	USD
CY2011Q1	ace	Restricted Assets Other Pledged Assets RestrictedAssetsOtherPledgedAssets	220000000	USD
CY2011Q1	us-gaap	Restricted Cash And Investments RestrictedCashAndInvestments	12424000000	USD
CY2010Q4	ace	Restricted Assets Trust Funds RestrictedAssetsTrustFunds	8200000000	USD
CY2010Q4	ace	Restricted Assets Other Pledged Assets RestrictedAssetsOtherPledgedAssets	190000000	USD
CY2010Q4	us-gaap	Restricted Cash And Investments RestrictedCashAndInvestments	12063000000	USD
CY2011Q1	ace	Restricted Assets Deposits With Non United States Regulatory Authorities RestrictedAssetsDepositsWithNonUnitedStatesRegulatoryAuthorities	2317000000	USD
CY2010Q4	ace	Restricted Assets Deposits With Non United States Regulatory Authorities RestrictedAssetsDepositsWithNonUnitedStatesRegulatoryAuthorities	2289000000	USD
CY2011Q1	ace	Restricted Assets Deposits With United States Regulatory Authorities RestrictedAssetsDepositsWithUnitedStatesRegulatoryAuthorities	1429000000	USD
CY2010Q4	ace	Restricted Assets Deposits With United States Regulatory Authorities RestrictedAssetsDepositsWithUnitedStatesRegulatoryAuthorities	1384000000	USD
CY2011Q1	ace	Guaranteed Living Benefits Lapse Rate Base Lower Range GuaranteedLivingBenefitsLapseRateBaseLowerRange	0.01	pure
CY2011Q1	ace	Guaranteed Living Benefits Lapse Rate Base Upper Range GuaranteedLivingBenefitsLapseRateBaseUpperRange	0.06	pure
CY2011Q1	ace	Guaranteed Living Benefits Lapse Rate Spike Lower Range GuaranteedLivingBenefitsLapseRateSpikeLowerRange	0.1	pure
CY2011Q1	ace	Guaranteed Living Benefits Lapse Rate Spike Upper Range GuaranteedLivingBenefitsLapseRateSpikeUpperRange	0.3	pure
CY2011Q1	ace	Guaranteed Living Benefits Lapse Rate Ultimate Range GuaranteedLivingBenefitsLapseRateUltimateRange	0.1	pure
CY2011Q1	ace	Guaranteed Living Benefits Lapse Rate Ultimate Period GuaranteedLivingBenefitsLapseRateUltimatePeriod	2	pure
CY2011Q1	ace	Guaranteed Living Benefits Adjustment Factor For Valuable Guarantees Lower Range GuaranteedLivingBenefitsAdjustmentFactorForValuableGuaranteesLowerRange	0.15	pure
CY2011Q1	ace	Guaranteed Living Benefits Adjustment Factor For Valuable Guarantees Upper Range GuaranteedLivingBenefitsAdjustmentFactorForValuableGuaranteesUpperRange	0.75	pure
CY2011Q1	ace	Guaranteed Living Benefits Maximum Annuitization Rates GuaranteedLivingBenefitsMaximumAnnuitizationRates	0.08	pure
CY2011Q1	ace	Guaranteed Living Benefits Maximum Annuitization Rates First Year Utilizing Gmib GuaranteedLivingBenefitsMaximumAnnuitizationRatesFirstYearUtilizingGmib	0.13	pure
CY2011Q1	ace	Guaranteed Living Benefits Weighted Average Maximum Annuitization Rate Lower Range GuaranteedLivingBenefitsWeightedAverageMaximumAnnuitizationRateLowerRange	0.08	pure
CY2011Q1	ace	Guaranteed Living Benefits Weighted Average Maximum Annuitization Rate Middle Range GuaranteedLivingBenefitsWeightedAverageMaximumAnnuitizationRateMiddleRange	0.12	pure
CY2011Q1	ace	Guaranteed Living Benefits Weighted Average Maximum Annuitization Rate Upper Range GuaranteedLivingBenefitsWeightedAverageMaximumAnnuitizationRateUpperRange	0.3	pure
CY2010Q4	ace	Fair Value Minimum Number Pricing Services Used FairValueMinimumNumberPricingServicesUsed	1	pure
CY2011Q1	ace	Guaranteed Living Benefits Number Of Annuitization Functions GuaranteedLivingBenefitsNumberOfAnnuitizationFunctions	3	pure
CY2010Q4	ace	Fair Value Maximum Maturity Period Short Term Investments FairValueMaximumMaturityPeriodShortTermInvestments	1	pure
CY2011Q1	ace	Guaranteedminimumincomebenefitvaluationmodelchangesnetincomeimpact Guaranteedminimumincomebenefitvaluationmodelchangesnetincomeimpact	6000000	USD
CY2011Q1	ace	Other Investments Limited Partnerships And Partially Owned Investment Companies Funding Commitments OtherInvestmentsLimitedPartnershipsAndPartiallyOwnedInvestmentCompaniesFundingCommitments	780000000	USD
CY2011Q1	ace	Other Investments Limited Partnerships And Partially Owned Investment Companies Carrying Value OtherInvestmentsLimitedPartnershipsAndPartiallyOwnedInvestmentCompaniesCarryingValue	1207000000	USD
CY2011Q1	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	21000000	USD
CY2011Q1	ace	Ohio Attorney General Penalty For Overcharges To Public Entities OhioAttorneyGeneralPenaltyForOverchargesToPublicEntities	11300000	USD
CY2011Q1	ace	Ohio Attorney General Penalty For Private Insurance Sales OhioAttorneyGeneralPenaltyForPrivateInsuranceSales	10300000	USD
CY2011Q1	us-gaap	Derivative Instruments Gain Loss Recognized In Income Net DerivativeInstrumentsGainLossRecognizedInIncomeNet	-34000000	USD
CY2010Q1	us-gaap	Derivative Instruments Gain Loss Recognized In Income Net DerivativeInstrumentsGainLossRecognizedInIncomeNet	47000000	USD
CY2011Q1	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	30.27	CHF
CY2011Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.33
CY2010Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.31
CY2011Q1	ace	Share Based Compensation Arrangement By Share Based Payment Award Options Vesting Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestingPeriod	3	pure
CY2011Q1	ace	Share Based Compensation Arrangement By Share Based Payment Award Options Term ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsTerm	10	pure
CY2011Q1	ace	Share Based Compensation Arrangement Restricted Stock Awards Vesting Period ShareBasedCompensationArrangementRestrictedStockAwardsVestingPeriod	4	pure
CY2011Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	1620954	shares
CY2011Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	14.63
CY2011Q1	ace	Share Based Compensation Officers Restricted Stock Units Weighted Average Grant Date Fair Value ShareBasedCompensationOfficersRestrictedStockUnitsWeightedAverageGrantDateFairValue	62.64
CY2011Q1	ace	Share Based Compensation Arrangement By Share Based Payment Award Restricted Stock Awards Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardRestrictedStockAwardsGrantsInPeriod	1667653	shares
CY2011Q1	ace	Restricted Stock Units Issued To Employees And Officers During Period Shares Restricted Stock Units Grants In Period RestrictedStockUnitsIssuedToEmployeesAndOfficersDuringPeriodSharesRestrictedStockUnitsGrantsInPeriod	249660	shares
CY2011Q1	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	333072	shares
CY2010Q1	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1115665	shares
CY2011Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	337088217	shares
CY2010Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	338478484	shares
CY2011Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2572982	shares
CY2010Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1386992	shares
CY2011Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	339661199	shares
CY2010Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	339865476	shares
CY2011Q1	us-gaap	Other Liabilities OtherLiabilities	8920000000	USD
CY2011Q1	ace	Other Assets Condensed OtherAssetsCondensed	8788000000	USD
CY2011Q1	ace	Parent Guarantor Ownership Percentage Subsidiary Issuer ParentGuarantorOwnershipPercentageSubsidiaryIssuer	1.00	pure
CY2010Q4	us-gaap	Other Liabilities OtherLiabilities	8587000000	USD
CY2010Q4	ace	Other Assets Condensed OtherAssetsCondensed	8493000000	USD
CY2011Q1	ace	Policy Acquisition Costs And Administrative Expenses PolicyAcquisitionCostsAndAdministrativeExpenses	1049000000	USD
CY2010Q1	ace	Policy Acquisition Costs And Administrative Expenses PolicyAcquisitionCostsAndAdministrativeExpenses	1014000000	USD
CY2011Q1	ace	Payments To Acquire Available For Sale Securities Debt Condensed PaymentsToAcquireAvailableForSaleSecuritiesDebtCondensed	7233000000	USD
CY2011Q1	ace	Proceeds From Sale Of Available For Sale Securites Debt Condensed ProceedsFromSaleOfAvailableForSaleSecuritesDebtCondensed	5428000000	USD
CY2011Q1	us-gaap	Proceeds From Repayments Of Long Term Debt And Capital Securities ProceedsFromRepaymentsOfLongTermDebtAndCapitalSecurities		USD
CY2011Q1	ace	Proceeds From Repayments Of Short Term Borrowings ProceedsFromRepaymentsOfShortTermBorrowings	100000000	USD
CY2011Q1	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities		USD
CY2010Q1	ace	Payments To Acquire Available For Sale Securities Debt Condensed PaymentsToAcquireAvailableForSaleSecuritiesDebtCondensed	8588000000	USD
CY2010Q1	ace	Proceeds From Sale Of Available For Sale Securites Debt Condensed ProceedsFromSaleOfAvailableForSaleSecuritesDebtCondensed	6913000000	USD
CY2010Q1	us-gaap	Proceeds From Repayments Of Long Term Debt And Capital Securities ProceedsFromRepaymentsOfLongTermDebtAndCapitalSecurities		USD
CY2010Q1	ace	Proceeds From Repayments Of Short Term Borrowings ProceedsFromRepaymentsOfShortTermBorrowings		USD
CY2010Q1	us-gaap	Proceeds From Sale Of Held To Maturity Securities ProceedsFromSaleOfHeldToMaturitySecurities		USD
CY2010Q1	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities		USD

Files In Submission

Name	View Source	Status
0001193125-11-130234-index-headers.html	Edgar Link	pending
0001193125-11-130234-index.html	Edgar Link	pending
0001193125-11-130234.txt	Edgar Link	pending
0001193125-11-130234-xbrl.zip	Edgar Link	pending
ace-20110331.xml	Edgar Link	completed
ace-20110331.xsd	Edgar Link	pending
ace-20110331_cal.xml	Edgar Link	unprocessable
ace-20110331_def.xml	Edgar Link	unprocessable
ace-20110331_lab.xml	Edgar Link	unprocessable
ace-20110331_pre.xml	Edgar Link	unprocessable
d10q.htm	Edgar Link	pending
defnref.xml	Edgar Link	unprocessable
dex101.htm	Edgar Link	pending
dex311.htm	Edgar Link	pending
dex312.htm	Edgar Link	pending
dex321.htm	Edgar Link	pending
dex322.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xls	Edgar Link	pending
R1.xml	Edgar Link	unprocessable
R10.xml	Edgar Link	unprocessable
R11.xml	Edgar Link	unprocessable
R12.xml	Edgar Link	unprocessable
R13.xml	Edgar Link	unprocessable
R14.xml	Edgar Link	unprocessable
R15.xml	Edgar Link	unprocessable
R16.xml	Edgar Link	unprocessable
R17.xml	Edgar Link	unprocessable
R18.xml	Edgar Link	unprocessable
R19.xml	Edgar Link	unprocessable
R2.xml	Edgar Link	unprocessable
R20.xml	Edgar Link	unprocessable
R21.xml	Edgar Link	unprocessable
R22.xml	Edgar Link	unprocessable
R23.xml	Edgar Link	unprocessable
R24.xml	Edgar Link	unprocessable
R25.xml	Edgar Link	unprocessable
R26.xml	Edgar Link	unprocessable
R27.xml	Edgar Link	unprocessable
R28.xml	Edgar Link	unprocessable
R29.xml	Edgar Link	unprocessable
R3.xml	Edgar Link	unprocessable
R30.xml	Edgar Link	unprocessable
R31.xml	Edgar Link	unprocessable
R32.xml	Edgar Link	unprocessable
R33.xml	Edgar Link	unprocessable
R34.xml	Edgar Link	unprocessable
R35.xml	Edgar Link	unprocessable
R36.xml	Edgar Link	unprocessable
R37.xml	Edgar Link	unprocessable
R38.xml	Edgar Link	unprocessable
R39.xml	Edgar Link	unprocessable
R4.xml	Edgar Link	unprocessable
R40.xml	Edgar Link	unprocessable
R5.xml	Edgar Link	unprocessable
R6.xml	Edgar Link	unprocessable
R7.xml	Edgar Link	unprocessable
R8.xml	Edgar Link	unprocessable
R9.xml	Edgar Link	unprocessable

Create your account

Find Stocks Worth Researching

Deeply Understand Businesses

Value Businesses Intelligently

$CB
Chubb Ltd Stock $cb

2011 Q1 Form 10-Q Financial Statement

#000119312511130234 Filed on May 06, 2011

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CB Chubb Ltd Stock $cb

2011 Q1 Form 10-Q Financial Statement

#000119312511130234 Filed on May 06, 2011

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CB
Chubb Ltd Stock $cb