$AIG
AMERICAN INTERNATIONAL GROUP, INC. Stock $aig

$aig Overview Financials Valuation SEC Filings Company Website

2019 Q3 Form 10-Q Financial Statement

#000000527219000054 Filed on November 01, 2019

Income Statement

Concept	2019 Q3	2018 Q3
Revenue	$12.91B	$11.49B
YoY Change	12.43%	-2.26%
Cost Of Revenue	$6.892B	$8.312B
YoY Change	-17.08%	-19.47%
Gross Profit	$6.022B	$3.174B
YoY Change	89.73%	122.11%
Gross Profit Margin	46.63%	27.63%
Selling, General & Admin	$2.187B	$2.325B
YoY Change	-5.94%	8.19%
% of Gross Profit	36.32%	73.25%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$1.252B	$1.118B
YoY Change	11.99%	22.59%
% of Gross Profit	20.79%	35.22%
Operating Expenses	$2.187B	$2.325B
YoY Change	-5.94%	8.19%
Operating Profit	$3.835B	$849.0M
YoY Change	351.71%	-217.92%
Interest Expense	$348.0M	$326.0M
YoY Change	6.75%	12.41%
% of Operating Profit	9.07%	38.4%
Other Income/Expense, Net
YoY Change
Pretax Income	$1.260B	-$1.527B
YoY Change	-182.51%	-45.52%
Income Tax	$287.0M	-$307.0M
% Of Pretax Income	22.78%
Net Earnings	$656.0M	-$1.259B
YoY Change	-152.1%	-27.6%
Net Earnings / Revenue	5.08%	-10.96%
Basic Earnings Per Share	$0.74	-$1.41
Diluted Earnings Per Share	$0.72	-$1.41
COMMON SHARES
Basic Shares Outstanding	877.0M shares	895.2M shares
Diluted Shares Outstanding	895.8M shares	895.2M shares

Balance Sheet

Concept	2019 Q3	2018 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$3.770B	$3.123B
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$724.0M
YoY Change
Goodwill	$4.100B
YoY Change
Intangibles
YoY Change
Long-Term Investments	$341.0B	$316.1B
YoY Change	7.89%	-1.58%
Other Assets	$13.40B	$15.44B
YoY Change	-13.23%	-27.07%
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$525.1B	$504.9B
YoY Change	4.01%	0.36%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$823.0M
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$823.0M
YoY Change
LONG-TERM LIABILITIES
Long-Term Debt	$35.26B	$34.59B
YoY Change	1.93%	11.45%
Other Long-Term Liabilities	$26.47B	$26.65B
YoY Change	-0.67%	-2.2%
Total Long-Term Liabilities	$61.74B	$61.25B
YoY Change	0.8%	5.07%
TOTAL LIABILITIES
Total Short-Term Liabilities	$823.0M
Total Long-Term Liabilities	$61.74B	$61.25B
Total Liabilities	$457.7B	$446.3B
YoY Change	2.56%	3.77%
SHAREHOLDERS EQUITY
Retained Earnings	$22.44B	$21.75B
YoY Change	3.17%	-23.39%
Common Stock	$86.05B	$85.77B
YoY Change	0.33%	5.93%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$48.99B	$48.40B
YoY Change	1.21%	1.68%
Treasury Stock Shares	1.037B shares	1.022B shares
Shareholders Equity	$65.60B	$58.59B
YoY Change
Total Liabilities & Shareholders Equity	$525.1B	$504.9B
YoY Change	4.01%	0.36%

Cashflow Statement

Concept	2019 Q3	2018 Q3
OPERATING ACTIVITIES
Net Income	$656.0M	-$1.259B
YoY Change	-152.1%	-27.6%
Depreciation, Depletion And Amortization	$1.252B	$1.118B
YoY Change	11.99%	22.59%
Cash From Operating Activities	$483.0M	$302.0M
YoY Change	59.93%	25.31%
INVESTING ACTIVITIES
Capital Expenditures
YoY Change
Acquisitions
YoY Change
Other Investing Activities	-$646.0M	$553.0M
YoY Change	-216.82%	-321.2%
Cash From Investing Activities	-$646.0M	$553.0M
YoY Change	-216.82%	-321.2%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	737.0M	-90.00M
YoY Change	-918.89%	-9.09%
NET CHANGE
Cash From Operating Activities	483.0M	302.0M
Cash From Investing Activities	-646.0M	553.0M
Cash From Financing Activities	737.0M	-90.00M
Net Change In Cash	574.0M	765.0M
YoY Change	-24.97%	-808.33%
FREE CASH FLOW
Cash From Operating Activities	$483.0M	$302.0M
Capital Expenditures
Free Cash Flow
YoY Change

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2018Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	5000000000	shares
CY2018Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0
CY2018Q4	us-gaap	Preferred Stock Liquidation Preference PreferredStockLiquidationPreference	0
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
CY2018Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Issues FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues	0	USD
	dei	Entity Central Index Key EntityCentralIndexKey	0000005272
	dei	Amendment Flag AmendmentFlag	false
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	292000000	USD
	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	-4090000000	USD
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2018Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	0	shares
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Issues FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues	0	USD
CY2019Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Issues FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues	0	USD
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2018Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	2.5
CY2019Q3	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	0	USD
CY2019Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2018Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Issues FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues	0	USD
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2019
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2019-09-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	1-8787
	dei	Entity Registrant Name EntityRegistrantName	American International Group, Inc.
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	13-2592361
	dei	Entity Address Address Line1 EntityAddressAddressLine1	175 Water Street
	dei	Entity Address City Or Town EntityAddressCityOrTown	New York
	dei	Entity Address State Or Province EntityAddressStateOrProvince	NY
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	10038
	dei	City Area Code CityAreaCode	212
	dei	Local Phone Number LocalPhoneNumber	770-7000
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
CY2019Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	869951606	shares
CY2019Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	233345000000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	225780000000	USD
CY2019Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	253221000000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	229391000000	USD
CY2019Q3	us-gaap	Trading Securities Debt TradingSecuritiesDebt	8327000000	USD
CY2018Q4	us-gaap	Trading Securities Debt TradingSecuritiesDebt	11415000000	USD
CY2019Q3	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	771000000	USD
CY2018Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	1253000000	USD
CY2019Q3	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	45075000000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	43135000000	USD
CY2019Q3	aig	Invested Assets Other Fair Value InvestedAssetsOtherFairValue	6060000000	USD
CY2018Q4	aig	Invested Assets Other Fair Value InvestedAssetsOtherFairValue	5894000000	USD
CY2019Q3	us-gaap	Other Investments OtherInvestments	19486000000	USD
CY2018Q4	us-gaap	Other Investments OtherInvestments	19341000000	USD
CY2019Q3	aig	Shortterminvestmentsatfairvalue Shortterminvestmentsatfairvalue	5577000000	USD
CY2018Q4	aig	Shortterminvestmentsatfairvalue Shortterminvestmentsatfairvalue	3015000000	USD
CY2019Q3	us-gaap	Short Term Investments ShortTermInvestments	14113000000	USD
CY2018Q4	us-gaap	Short Term Investments ShortTermInvestments	9674000000	USD
CY2019Q3	us-gaap	Investments Investments	340993000000	USD
CY2018Q4	us-gaap	Investments Investments	314209000000	USD
CY2019Q3	us-gaap	Cash Cash	3361000000	USD
CY2018Q4	us-gaap	Cash Cash	2873000000	USD
CY2019Q3	us-gaap	Accrued Investment Income Receivable AccruedInvestmentIncomeReceivable	2391000000	USD
CY2018Q4	us-gaap	Accrued Investment Income Receivable AccruedInvestmentIncomeReceivable	2389000000	USD
CY2019Q3	us-gaap	Premiums And Other Receivables Net PremiumsAndOtherReceivablesNet	11786000000	USD
CY2018Q4	us-gaap	Premiums And Other Receivables Net PremiumsAndOtherReceivablesNet	11011000000	USD
CY2019Q3	aig	Reinsurance Assets Net Of Allowance ReinsuranceAssetsNetOfAllowance	39483000000	USD
CY2018Q4	aig	Reinsurance Assets Net Of Allowance ReinsuranceAssetsNetOfAllowance	38172000000	USD
CY2019Q3	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	13054000000	USD
CY2018Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	15221000000	USD
CY2019Q3	us-gaap	Deferred Policy Acquisition Costs DeferredPolicyAcquisitionCosts	11000000000	USD
CY2018Q4	us-gaap	Deferred Policy Acquisition Costs DeferredPolicyAcquisitionCosts	12694000000	USD
CY2019Q3	aig	Other Restricted Assets At Fair Value OtherRestrictedAssetsAtFairValue	1185000000	USD
CY2019Q3	us-gaap	Other Assets Fair Value Disclosure OtherAssetsFairValueDisclosure	1185000000	USD
CY2018Q4	us-gaap	Other Assets Fair Value Disclosure OtherAssetsFairValueDisclosure	973000000	USD
CY2018Q4	aig	Other Restricted Assets At Fair Value OtherRestrictedAssetsAtFairValue	973000000	USD
CY2019Q3	us-gaap	Other Assets OtherAssets	13929000000	USD
CY2018Q4	us-gaap	Other Assets OtherAssets	13568000000	USD
CY2019Q3	us-gaap	Separate Account Assets SeparateAccountAssets	89125000000	USD
CY2018Q4	us-gaap	Separate Account Assets SeparateAccountAssets	81847000000	USD
CY2019Q3	us-gaap	Assets Assets	525122000000	USD
CY2018Q4	us-gaap	Assets Assets	491984000000	USD
CY2018Q4	us-gaap	Liability For Claims And Claims Adjustment Expense LiabilityForClaimsAndClaimsAdjustmentExpense	83639000000	USD
CY2019Q3	us-gaap	Unearned Premiums UnearnedPremiums	19959000000	USD
CY2018Q4	us-gaap	Unearned Premiums UnearnedPremiums	19248000000	USD
CY2019Q3	us-gaap	Liability For Future Policy Benefits LiabilityForFuturePolicyBenefits	50747000000	USD
CY2018Q4	us-gaap	Liability For Future Policy Benefits LiabilityForFuturePolicyBenefits	44935000000	USD
CY2019Q3	aig	Policyholder Contract Deposits At Fair Value PolicyholderContractDepositsAtFairValue	7166000000	USD
CY2018Q4	aig	Policyholder Contract Deposits At Fair Value PolicyholderContractDepositsAtFairValue	4116000000	USD
CY2019Q3	us-gaap	Policyholder Contract Deposits PolicyholderContractDeposits	151964000000	USD
CY2018Q4	us-gaap	Policyholder Contract Deposits PolicyholderContractDeposits	142262000000	USD
CY2019Q3	us-gaap	Other Policyholder Funds OtherPolicyholderFunds	3440000000	USD
CY2018Q4	us-gaap	Other Policyholder Funds OtherPolicyholderFunds	3568000000	USD
CY2019Q3	us-gaap	Other Liabilities Fair Value Disclosure OtherLiabilitiesFairValueDisclosure	1140000000	USD
CY2018Q4	us-gaap	Other Liabilities Fair Value Disclosure OtherLiabilitiesFairValueDisclosure	1265000000	USD
CY2019Q3	us-gaap	Other Liabilities OtherLiabilities	27297000000	USD
CY2018Q4	us-gaap	Other Liabilities OtherLiabilities	24636000000	USD
CY2019Q3	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	2287000000	USD
CY2018Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	2213000000	USD
CY2019Q3	us-gaap	Long Term Debt LongTermDebt	35262000000	USD
CY2018Q4	us-gaap	Long Term Debt LongTermDebt	34540000000	USD
CY2019Q3	us-gaap	Separate Accounts Liability SeparateAccountsLiability	89125000000	USD
CY2018Q4	us-gaap	Separate Accounts Liability SeparateAccountsLiability	81847000000	USD
CY2019Q3	us-gaap	Liabilities Liabilities	457677000000	USD
CY2018Q4	us-gaap	Liabilities Liabilities	434675000000	USD
CY2019Q3	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	5.00
CY2019Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	100000000	shares
CY2019Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	20000	shares
CY2018Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2019Q3	us-gaap	Preferred Stock Liquidation Preference PreferredStockLiquidationPreference	500
CY2019Q3	us-gaap	Preferred Stock Including Additional Paid In Capital PreferredStockIncludingAdditionalPaidInCapital	485000000	USD
CY2018Q4	us-gaap	Preferred Stock Including Additional Paid In Capital PreferredStockIncludingAdditionalPaidInCapital	0	USD
CY2019Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	2.50
CY2019Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	5000000000	shares
CY2019Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	1906671492	shares
CY2018Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	1906671492	shares
CY2019Q3	us-gaap	Common Stock Value CommonStockValue	4766000000	USD
CY2018Q4	us-gaap	Common Stock Value CommonStockValue	4766000000	USD
CY2019Q3	us-gaap	Treasury Stock Shares TreasuryStockShares	1036722246	shares
CY2018Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	1040062063	shares
CY2019Q3	us-gaap	Treasury Stock Value TreasuryStockValue	48989000000	USD
CY2018Q4	us-gaap	Treasury Stock Value TreasuryStockValue	49144000000	USD
CY2019Q3	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	81287000000	USD
CY2018Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	81268000000	USD
CY2019Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	22439000000	USD
CY2018Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	20884000000	USD
CY2019Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	5615000000	USD
CY2018Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-1413000000	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	65603000000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	56361000000	USD
CY2019Q3	us-gaap	Minority Interest MinorityInterest	1842000000	USD
CY2018Q4	us-gaap	Minority Interest MinorityInterest	948000000	USD
CY2019Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	67445000000	USD
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	57309000000	USD
CY2019Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	525122000000	USD
CY2018Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	491984000000	USD
CY2019Q3	us-gaap	Premiums Earned Net PremiumsEarnedNet	7617000000	USD
CY2018Q3	us-gaap	Premiums Earned Net PremiumsEarnedNet	7668000000	USD
	us-gaap	Premiums Earned Net PremiumsEarnedNet	23117000000	USD
	us-gaap	Premiums Earned Net PremiumsEarnedNet	22150000000	USD
CY2019Q3	us-gaap	Insurance Commissions And Fees InsuranceCommissionsAndFees	733000000	USD
CY2018Q3	us-gaap	Insurance Commissions And Fees InsuranceCommissionsAndFees	530000000	USD
	us-gaap	Insurance Commissions And Fees InsuranceCommissionsAndFees	2237000000	USD
	us-gaap	Insurance Commissions And Fees InsuranceCommissionsAndFees	2057000000	USD
CY2019Q3	us-gaap	Net Investment Income NetInvestmentIncome	3408000000	USD
CY2018Q3	us-gaap	Net Investment Income NetInvestmentIncome	3396000000	USD
	us-gaap	Net Investment Income NetInvestmentIncome	11032000000	USD
	us-gaap	Net Investment Income NetInvestmentIncome	9722000000	USD
CY2019Q3	us-gaap	Other Than Temporary Impairment Losses Investments Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities	15000000	USD
CY2018Q3	us-gaap	Other Than Temporary Impairment Losses Investments Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities	13000000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities	119000000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities	116000000	USD
CY2019Q3	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Including Portion Attributable To Noncontrolling Interest Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterestAvailableforsaleSecurities	9000000	USD
CY2018Q3	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Including Portion Attributable To Noncontrolling Interest Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterestAvailableforsaleSecurities	22000000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Including Portion Attributable To Noncontrolling Interest Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterestAvailableforsaleSecurities	18000000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Including Portion Attributable To Noncontrolling Interest Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterestAvailableforsaleSecurities	42000000	USD
CY2019Q3	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities	24000000	USD
CY2018Q3	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities	35000000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities	137000000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities	158000000	USD
CY2019Q3	us-gaap	Gain Loss On Investments Excluding Other Than Temporary Impairments GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments	953000000	USD
CY2018Q3	us-gaap	Gain Loss On Investments Excluding Other Than Temporary Impairments GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments	-476000000	USD
	us-gaap	Gain Loss On Investments Excluding Other Than Temporary Impairments GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments	1024000000	USD
	us-gaap	Gain Loss On Investments Excluding Other Than Temporary Impairments GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments	-207000000	USD
CY2019Q3	us-gaap	Gain Loss On Investments GainLossOnInvestments	929000000	USD
CY2018Q3	us-gaap	Gain Loss On Investments GainLossOnInvestments	-511000000	USD
	us-gaap	Gain Loss On Investments GainLossOnInvestments	887000000	USD
	us-gaap	Gain Loss On Investments GainLossOnInvestments	-365000000	USD
CY2019Q3	us-gaap	Other Income OtherIncome	227000000	USD
CY2018Q3	us-gaap	Other Income OtherIncome	403000000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0
	us-gaap	Other Income OtherIncome	658000000	USD
	us-gaap	Other Income OtherIncome	1265000000	USD
CY2019Q3	us-gaap	Revenues Revenues	12914000000	USD
CY2018Q3	us-gaap	Revenues Revenues	11486000000	USD
	us-gaap	Revenues Revenues	37931000000	USD
	us-gaap	Revenues Revenues	34829000000	USD
CY2019Q3	us-gaap	Policyholder Benefits And Claims Incurred Net PolicyholderBenefitsAndClaimsIncurredNet	6892000000	USD
CY2018Q3	us-gaap	Policyholder Benefits And Claims Incurred Net PolicyholderBenefitsAndClaimsIncurredNet	8312000000	USD
	us-gaap	Policyholder Benefits And Claims Incurred Net PolicyholderBenefitsAndClaimsIncurredNet	19373000000	USD
	us-gaap	Policyholder Benefits And Claims Incurred Net PolicyholderBenefitsAndClaimsIncurredNet	19484000000	USD
CY2019Q3	us-gaap	Interest Credited To Policyholders Account Balances InterestCreditedToPolicyholdersAccountBalances	966000000	USD
CY2018Q3	us-gaap	Interest Credited To Policyholders Account Balances InterestCreditedToPolicyholdersAccountBalances	933000000	USD
	us-gaap	Interest Credited To Policyholders Account Balances InterestCreditedToPolicyholdersAccountBalances	2873000000	USD
	us-gaap	Interest Credited To Policyholders Account Balances InterestCreditedToPolicyholdersAccountBalances	2784000000	USD
CY2019Q3	us-gaap	Deferred Policy Acquisition Cost Amortization Expense DeferredPolicyAcquisitionCostAmortizationExpense	1252000000	USD
CY2018Q3	us-gaap	Deferred Policy Acquisition Cost Amortization Expense DeferredPolicyAcquisitionCostAmortizationExpense	1118000000	USD
	us-gaap	Deferred Policy Acquisition Cost Amortization Expense DeferredPolicyAcquisitionCostAmortizationExpense	3980000000	USD
	us-gaap	Deferred Policy Acquisition Cost Amortization Expense DeferredPolicyAcquisitionCostAmortizationExpense	3813000000	USD
CY2019Q3	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	2187000000	USD
CY2018Q3	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	2325000000	USD
	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	6380000000	USD
	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	6919000000	USD
CY2019Q3	us-gaap	Interest Expense InterestExpense	348000000	USD
CY2018Q3	us-gaap	Interest Expense InterestExpense	326000000	USD
	us-gaap	Interest Expense InterestExpense	1057000000	USD
	us-gaap	Interest Expense InterestExpense	902000000	USD
CY2019Q3	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2018Q3	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-1000000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-13000000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-10000000	USD
CY2019Q3	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	-9000000	USD
CY2018Q3	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	2000000	USD
	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	-4000000	USD
	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	35000000	USD
CY2019Q3	us-gaap	Benefits Losses And Expenses BenefitsLossesAndExpenses	11654000000	USD
CY2018Q3	us-gaap	Benefits Losses And Expenses BenefitsLossesAndExpenses	13013000000	USD
	us-gaap	Benefits Losses And Expenses BenefitsLossesAndExpenses	33680000000	USD
	us-gaap	Benefits Losses And Expenses BenefitsLossesAndExpenses	33877000000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1260000000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-1527000000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	4251000000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	952000000	USD
CY2019Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	287000000	USD
CY2018Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-307000000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	950000000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	291000000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	973000000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-1220000000	USD
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	3301000000	USD
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	661000000	USD
CY2019Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	0	USD
CY2018Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-39000000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-1000000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-40000000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.04
CY2019Q3	us-gaap	Profit Loss ProfitLoss	973000000	USD
CY2018Q3	us-gaap	Profit Loss ProfitLoss	-1259000000	USD
	us-gaap	Profit Loss ProfitLoss	3300000000	USD
	us-gaap	Profit Loss ProfitLoss	621000000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	317000000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	0	USD
	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	881000000	USD
	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	5000000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	656000000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	-1259000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	2419000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	616000000	USD
CY2019Q3	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	8000000	USD
CY2018Q3	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	0	USD
	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	15000000	USD
	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	0	USD
CY2019Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	648000000	USD
CY2018Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-1259000000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2404000000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	616000000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.74
CY2018Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-1.37
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	2.74
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.72
CY2019Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0
CY2018Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.04
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.74
CY2018Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.41
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.74
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.68
CY2019Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.72
CY2018Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-1.37
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	2.71
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.71
CY2019Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0
CY2018Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.04
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.04
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.72
CY2018Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.41
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.71
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.67
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	877009495	shares
CY2018Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	895237359	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	876262372	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	902081555	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	895814410	shares
CY2018Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	895237359	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	887221116	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	916818269	shares
CY2019Q3	us-gaap	Profit Loss ProfitLoss	973000000	USD
CY2018Q3	us-gaap	Profit Loss ProfitLoss	-1259000000	USD
	us-gaap	Profit Loss ProfitLoss	3300000000	USD
	us-gaap	Profit Loss ProfitLoss	621000000	USD
CY2019Q3	aig	Other Comprehensive Income Unrealized Holding Gain Loss On Fixed Maturity Investments On Which Other Than Temporary Impairments Were Taken After Taxes OtherComprehensiveIncomeUnrealizedHoldingGainLossOnFixedMaturityInvestmentsOnWhichOtherThanTemporaryImpairmentsWereTakenAfterTaxes	-2000000	USD
CY2018Q3	aig	Other Comprehensive Income Unrealized Holding Gain Loss On Fixed Maturity Investments On Which Other Than Temporary Impairments Were Taken After Taxes OtherComprehensiveIncomeUnrealizedHoldingGainLossOnFixedMaturityInvestmentsOnWhichOtherThanTemporaryImpairmentsWereTakenAfterTaxes	107000000	USD
	aig	Other Comprehensive Income Unrealized Holding Gain Loss On Fixed Maturity Investments On Which Other Than Temporary Impairments Were Taken After Taxes OtherComprehensiveIncomeUnrealizedHoldingGainLossOnFixedMaturityInvestmentsOnWhichOtherThanTemporaryImpairmentsWereTakenAfterTaxes	756000000	USD
	aig	Other Comprehensive Income Unrealized Holding Gain Loss On Fixed Maturity Investments On Which Other Than Temporary Impairments Were Taken After Taxes OtherComprehensiveIncomeUnrealizedHoldingGainLossOnFixedMaturityInvestmentsOnWhichOtherThanTemporaryImpairmentsWereTakenAfterTaxes	-1089000000	USD
CY2019Q3	aig	Other Comprehensive Income Unrealized Holding Gain Loss On All Investments Other Than Investments On Which Other Than Temporary Impairments Were Taken After Taxes OtherComprehensiveIncomeUnrealizedHoldingGainLossOnAllInvestmentsOtherThanInvestmentsOnWhichOtherThanTemporaryImpairmentsWereTakenAfterTaxes	656000000	USD
CY2018Q3	aig	Other Comprehensive Income Unrealized Holding Gain Loss On All Investments Other Than Investments On Which Other Than Temporary Impairments Were Taken After Taxes OtherComprehensiveIncomeUnrealizedHoldingGainLossOnAllInvestmentsOtherThanInvestmentsOnWhichOtherThanTemporaryImpairmentsWereTakenAfterTaxes	-758000000	USD
	aig	Other Comprehensive Income Unrealized Holding Gain Loss On All Investments Other Than Investments On Which Other Than Temporary Impairments Were Taken After Taxes OtherComprehensiveIncomeUnrealizedHoldingGainLossOnAllInvestmentsOtherThanInvestmentsOnWhichOtherThanTemporaryImpairmentsWereTakenAfterTaxes	6278000000	USD
	aig	Other Comprehensive Income Unrealized Holding Gain Loss On All Investments Other Than Investments On Which Other Than Temporary Impairments Were Taken After Taxes OtherComprehensiveIncomeUnrealizedHoldingGainLossOnAllInvestmentsOtherThanInvestmentsOnWhichOtherThanTemporaryImpairmentsWereTakenAfterTaxes	-4222000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-34000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-129000000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	1000000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-181000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-7000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-14000000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-14000000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-66000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Financial Liability Fair Value Option After Tax And Reclassification Adjustment OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionAfterTaxAndReclassificationAdjustment	1000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Financial Liability Fair Value Option After Tax And Reclassification Adjustment OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionAfterTaxAndReclassificationAdjustment	0	USD
	us-gaap	Other Comprehensive Income Loss Financial Liability Fair Value Option After Tax And Reclassification Adjustment OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionAfterTaxAndReclassificationAdjustment	-1000000	USD
	us-gaap	Other Comprehensive Income Loss Financial Liability Fair Value Option After Tax And Reclassification Adjustment OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionAfterTaxAndReclassificationAdjustment	1000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	628000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-766000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	7048000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-5425000000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	1601000000	USD
CY2018Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-2025000000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	10348000000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-4804000000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	321000000	USD
CY2018Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	0	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	901000000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	5000000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1280000000	USD
CY2018Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-2025000000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	9447000000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-4809000000	USD
CY2019Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	66105000000	USD
CY2019Q3	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	0	USD
CY2019Q3	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	1000000	USD
CY2019Q3	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	0	USD
CY2019Q3	us-gaap	Profit Loss ProfitLoss	973000000	USD
CY2019Q3	us-gaap	Dividends Preferred Stock DividendsPreferredStock	8000000	USD
CY2019Q3	us-gaap	Dividends Common Stock DividendsCommonStock	278000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	628000000	USD
CY2019Q3	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	0	USD
CY2019Q3	us-gaap	Noncontrolling Interest Increase From Business Combination NoncontrollingInterestIncreaseFromBusinessCombination	-18000000	USD
CY2019Q3	us-gaap	Noncontrolling Interest Increase From Sale Of Parent Equity Interest NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest	11000000	USD
CY2019Q3	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	37000000	USD
CY2019Q3	us-gaap	Stockholders Equity Other StockholdersEquityOther	-68000000	USD
CY2019Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	67445000000	USD
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	57309000000	USD
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	485000000	USD
	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	-77000000	USD
	us-gaap	Increase Decrease In Liability For Claims And Claims Adjustment Expense Reserve IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve	96000000	USD
	aig	Change In Premiums And Insurance Balances Receivable And Payable Net ChangeInPremiumsAndInsuranceBalancesReceivableAndPayableNet	42000000	USD
	aig	Change In Premiums And Insurance Balances Receivable And Payable Net ChangeInPremiumsAndInsuranceBalancesReceivableAndPayableNet	-968000000	USD
	aig	Change In Reinsurance Assets And Funds Held Under Reinsurance Treaties ChangeInReinsuranceAssetsAndFundsHeldUnderReinsuranceTreaties	1200000000	USD
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	0	USD
	us-gaap	Profit Loss ProfitLoss	3300000000	USD
	us-gaap	Dividends Preferred Stock DividendsPreferredStock	15000000	USD
	us-gaap	Dividends Common Stock DividendsCommonStock	835000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	7048000000	USD
	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	0	USD
	us-gaap	Noncontrolling Interest Increase From Business Combination NoncontrollingInterestIncreaseFromBusinessCombination	78000000	USD
	us-gaap	Noncontrolling Interest Increase From Sale Of Parent Equity Interest NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest	13000000	USD
	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	106000000	USD
	us-gaap	Stockholders Equity Other StockholdersEquityOther	-245000000	USD
CY2019Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	67445000000	USD
CY2018Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	61797000000	USD
CY2018Q2	us-gaap	New Accounting Pronouncement Or Change In Accounting Principle Cumulative Effect Of Change On Equity Or Net Assets1 NewAccountingPronouncementOrChangeInAccountingPrincipleCumulativeEffectOfChangeOnEquityOrNetAssets1	0	USD
CY2018Q3	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	0	USD
CY2018Q3	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	348000000	USD
CY2018Q3	us-gaap	Profit Loss ProfitLoss	-1259000000	USD
CY2018Q3	us-gaap	Dividends Common Stock DividendsCommonStock	283000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-766000000	USD
CY2018Q3	us-gaap	Noncontrolling Interest Increase From Business Combination NoncontrollingInterestIncreaseFromBusinessCombination	1000000	USD
CY2018Q3	us-gaap	Noncontrolling Interest Increase From Sale Of Parent Equity Interest NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest	18000000	USD
CY2018Q3	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	38000000	USD
CY2018Q3	us-gaap	Stockholders Equity Other StockholdersEquityOther	-55000000	USD
CY2018Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	59177000000	USD
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	65708000000	USD
CY2017Q4	us-gaap	New Accounting Pronouncement Or Change In Accounting Principle Cumulative Effect Of Change On Equity Or Net Assets1 NewAccountingPronouncementOrChangeInAccountingPrincipleCumulativeEffectOfChangeOnEquityOrNetAssets1	-8000000	USD
	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	-150000000	USD
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	994000000	USD
	us-gaap	Profit Loss ProfitLoss	621000000	USD
	us-gaap	Dividends Common Stock DividendsCommonStock	858000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-5425000000	USD
	us-gaap	Noncontrolling Interest Increase From Business Combination NoncontrollingInterestIncreaseFromBusinessCombination	99000000	USD
	us-gaap	Noncontrolling Interest Increase From Sale Of Parent Equity Interest NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest	21000000	USD
	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	65000000	USD
	us-gaap	Stockholders Equity Other StockholdersEquityOther	-228000000	USD
CY2018Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	59177000000	USD
	us-gaap	Profit Loss ProfitLoss	3300000000	USD
	us-gaap	Profit Loss ProfitLoss	621000000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-1000000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-40000000	USD
	aig	Gain Loss On Sale Of Securities Available For Sale And Other Assets Net GainLossOnSaleOfSecuritiesAvailableForSaleAndOtherAssetsNet	600000000	USD
	aig	Gain Loss On Sale Of Securities Available For Sale And Other Assets Net GainLossOnSaleOfSecuritiesAvailableForSaleAndOtherAssetsNet	71000000	USD
	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	-4000000	USD
	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	35000000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-13000000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-10000000	USD
	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	273000000	USD
	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-601000000	USD
	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	-90000000	USD
	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	-141000000	USD
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	3833000000	USD
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	3813000000	USD
	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	237000000	USD
	us-gaap	Increase Decrease In Liability For Claims And Claims Adjustment Expense Reserve IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve	-2146000000	USD
	aig	Change In Reinsurance Assets And Funds Held Under Reinsurance Treaties ChangeInReinsuranceAssetsAndFundsHeldUnderReinsuranceTreaties	2057000000	USD
	us-gaap	Increase Decrease In Deferred Policy Acquisition Costs IncreaseDecreaseInDeferredPolicyAcquisitionCosts	4181000000	USD
	us-gaap	Increase Decrease In Deferred Policy Acquisition Costs IncreaseDecreaseInDeferredPolicyAcquisitionCosts	4366000000	USD
	aig	Increase Decrease In Current And Deferred Income Taxes IncreaseDecreaseInCurrentAndDeferredIncomeTaxes	757000000	USD
	aig	Increase Decrease In Current And Deferred Income Taxes IncreaseDecreaseInCurrentAndDeferredIncomeTaxes	224000000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	582000000	USD
	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	-699000000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-789000000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-38000000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	17498000000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	18103000000	USD
	us-gaap	Proceeds From Sale Of Trading Securities Heldforinvestment ProceedsFromSaleOfTradingSecuritiesHeldforinvestment	5230000000	USD
	us-gaap	Proceeds From Sale Of Trading Securities Heldforinvestment ProceedsFromSaleOfTradingSecuritiesHeldforinvestment	3258000000	USD
	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	3345000000	USD
	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	3799000000	USD
	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	2000000	USD
	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	10000000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	18165000000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	18305000000	USD
	aig	Payments Received On Mortgage And Other Loans Receivable PaymentsReceivedOnMortgageAndOtherLoansReceivable	4233000000	USD
	aig	Payments Received On Mortgage And Other Loans Receivable PaymentsReceivedOnMortgageAndOtherLoansReceivable	3068000000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	41612000000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	32807000000	USD
	us-gaap	Payments To Acquire Trading Securities Heldforinvestment PaymentsToAcquireTradingSecuritiesHeldforinvestment	723000000	USD
	us-gaap	Payments To Acquire Trading Securities Heldforinvestment PaymentsToAcquireTradingSecuritiesHeldforinvestment	940000000	USD
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	2662000000	USD
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	2263000000	USD
	aig	Mortgage And Other Loans Receivable Issued MortgageAndOtherLoansReceivableIssued	6512000000	USD
	aig	Mortgage And Other Loans Receivable Issued MortgageAndOtherLoansReceivableIssued	7918000000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	5052000000	USD
	aig	Increase Decrease In Short Term Investments Net IncreaseDecreaseInShortTermInvestmentsNet	4586000000	USD
	aig	Increase Decrease In Short Term Investments Net IncreaseDecreaseInShortTermInvestmentsNet	-2411000000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-2829000000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	891000000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-4793000000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-917000000	USD
	us-gaap	Additions To Contract Holders Funds AdditionsToContractHoldersFunds	17297000000	USD
	us-gaap	Additions To Contract Holders Funds AdditionsToContractHoldersFunds	18150000000	USD
	us-gaap	Withdrawal From Contract Holders Funds WithdrawalFromContractHoldersFunds	12474000000	USD
	us-gaap	Withdrawal From Contract Holders Funds WithdrawalFromContractHoldersFunds	13004000000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	2564000000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	4059000000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	2421000000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	2788000000	USD
	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	485000000	USD
	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	0	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	994000000	USD
	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	15000000	USD
	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	0	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	835000000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	858000000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	1354000000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-3232000000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	5955000000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	1333000000	USD
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	39000000	USD
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	8000000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	412000000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	386000000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3358000000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2737000000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3770000000	USD
CY2018Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3123000000	USD
CY2019Q3	us-gaap	Cash Cash	3361000000	USD
CY2018Q3	us-gaap	Cash Cash	2741000000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3770000000	USD
CY2018Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3123000000	USD
	us-gaap	Interest Paid Net InterestPaidNet	1012000000	USD
	us-gaap	Interest Paid Net InterestPaidNet	1018000000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	193000000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	67000000	USD
	aig	Interest Credited To Policyholder Accounts Included In Financing Activities InterestCreditedToPolicyholderAccountsIncludedInFinancingActivities	2507000000	USD
CY2019Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	2.50
	us-gaap	Use Of Estimates UseOfEstimates	<p style="margin-top: 12.00pt; line-height: 13.00pt; margin-bottom: 6.00pt; text-align: left"><span style="color: #005984; font-family: 'Arial', 'sans-serif'; font-weight: bold; font-size: 11.00pt; text-transform: uppercase">Use of Estimates</span></p><p style="margin-top: 0; line-height: 12.00pt; margin-bottom: 3.00pt; text-align: left"><span style="font-family: 'Arial', 'sans-serif'; font-size: 9.00pt">The preparation of financial statements in accordance with GAAP requires the application of accounting policies that often involve a significant degree of judgment. Accounting policies that we believe are most dependent on the application of estimates and assumptions are considered our critical accounting estimates and are related to the determination of:</span></p><p style="margin-top: 0; line-height: 12.00pt; margin-bottom: 3.00pt; margin-left: 0.42in; text-indent: -0.17in; text-align: left"><span style="color: #00A4E4; font-family: 'Arial', 'sans-serif'; font-size: 9.00pt; display: inline-block; width: 0.13in">•</span><span style="font-family: 'Arial', 'sans-serif'; font-size: 9.00pt">liability for unpaid losses and loss adjustment expenses (loss reserves);</span></p><p style="margin-top: 0; line-height: 12.00pt; margin-bottom: 3.00pt; margin-left: 0.42in; text-indent: -0.17in; text-align: left"><span style="color: #00A4E4; font-family: 'Arial', 'sans-serif'; font-size: 9.00pt; display: inline-block; width: 0.13in">•</span><span style="font-family: 'Arial', 'sans-serif'; font-size: 9.00pt">reinsurance assets;</span></p><p style="margin-top: 0; line-height: 12.00pt; margin-bottom: 3.00pt; margin-left: 0.42in; text-indent: -0.17in; text-align: left"><span style="color: #00A4E4; font-family: 'Arial', 'sans-serif'; font-size: 9.00pt; display: inline-block; width: 0.13in">•</span><span style="font-family: 'Arial', 'sans-serif'; font-size: 9.00pt">valuation of future policy benefit liabilities and timing and extent of loss recognition;</span></p><p style="margin-top: 0; line-height: 12.00pt; margin-bottom: 3.00pt; margin-left: 0.42in; text-indent: -0.17in; text-align: left"><span style="color: #00A4E4; font-family: 'Arial', 'sans-serif'; font-size: 9.00pt; display: inline-block; width: 0.13in">•</span><span style="font-family: 'Arial', 'sans-serif'; font-size: 9.00pt">valuation of liabilities for guaranteed benefit features of variable annuity products;</span></p><p style="margin-top: 0; line-height: 12.00pt; margin-bottom: 3.00pt; margin-left: 0.42in; text-indent: -0.17in; text-align: left"><span style="color: #00A4E4; font-family: 'Arial', 'sans-serif'; font-size: 9.00pt; display: inline-block; width: 0.13in">•</span><span style="font-family: 'Arial', 'sans-serif'; font-size: 9.00pt">valuation of embedded derivatives for fixed index annuity and life products;</span></p><p style="margin-top: 0; line-height: 12.00pt; margin-bottom: 3.00pt; margin-left: 0.42in; text-indent: -0.17in; text-align: left"><span style="color: #00A4E4; font-family: 'Arial', 'sans-serif'; font-size: 9.00pt; display: inline-block; width: 0.13in">•</span><span style="font-family: 'Arial', 'sans-serif'; font-size: 9.00pt">estimated gross profits to value deferred policy acquisition costs for investment-oriented products;</span></p><p style="margin-top: 0; line-height: 12.00pt; margin-bottom: 3.00pt; margin-left: 0.42in; text-indent: -0.17in; text-align: left"><span style="color: #00A4E4; font-family: 'Arial', 'sans-serif'; font-size: 9.00pt; display: inline-block; width: 0.13in">•</span><span style="font-family: 'Arial', 'sans-serif'; font-size: 9.00pt">impairment charges, including other-than-temporary impairments on available for sale securities, impairments on other invested assets, including investments in life settlements, and goodwill impairment;</span></p><p style="margin-top: 0; line-height: 12.00pt; margin-bottom: 3.00pt; margin-left: 0.42in; text-indent: -0.17in; text-align: left"><span style="color: #00A4E4; font-family: 'Arial', 'sans-serif'; font-size: 9.00pt; display: inline-block; width: 0.13in">•</span><span style="font-family: 'Arial', 'sans-serif'; font-size: 9.00pt">allowances for loan losses;</span></p><p style="margin-top: 0; line-height: 12.00pt; margin-bottom: 3.00pt; margin-left: 0.42in; text-indent: -0.17in; text-align: left"><span style="color: #00A4E4; font-family: 'Arial', 'sans-serif'; font-size: 9.00pt; display: inline-block; width: 0.13in">•</span><span style="font-family: 'Arial', 'sans-serif'; font-size: 9.00pt">liability for legal contingencies; </span></p><p style="margin-top: 0; line-height: 12.00pt; margin-bottom: 3.00pt; margin-left: 0.42in; text-indent: -0.17in; text-align: left"><span style="color: #00A4E4; font-family: 'Arial', 'sans-serif'; font-size: 9.00pt; display: inline-block; width: 0.13in">•</span><span style="font-family: 'Arial', 'sans-serif'; font-size: 9.00pt">fair value measurements of certain financial assets and liabilities; and</span></p><p style="margin-top: 0; line-height: 12.00pt; margin-bottom: 3.00pt; margin-left: 0.42in; text-indent: -0.17in; text-align: left"><span style="color: #00A4E4; font-family: 'Arial', 'sans-serif'; font-size: 9.00pt; display: inline-block; width: 0.13in">•</span><span style="font-family: 'Arial', 'sans-serif'; font-size: 9.00pt">income tax assets and liabilities, including recoverability of our net deferred tax asset and the predictability of future tax operating profitability of the character necessary to realize the net deferred tax asset and estimates associated with the Tax Act.</span></p><p style="margin-top: 9.00pt; line-height: 12.00pt; margin-bottom: 6.00pt; text-align: left"><span style="font-family: 'Arial', 'sans-serif'; font-size: 9.00pt">These accounting estimates require the use of assumptions about matters, some of which are highly uncertain at the time of estimation. To the extent actual experience differs from the assumptions used, our consolidated financial condition, results of operations and cash flows could be materially affected.</span></p>
CY2019Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	823000000	USD
CY2019Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	724000000	USD
CY2019Q3	us-gaap	New Accounting Pronouncement Or Change In Accounting Principle Cumulative Effect Of Change On Equity Or Net Assets1 NewAccountingPronouncementOrChangeInAccountingPrincipleCumulativeEffectOfChangeOnEquityOrNetAssets1	625000000	USD
CY2019Q3	us-gaap	Goodwill Goodwill	4100000000	USD
CY2019Q3	us-gaap	Revenues Revenues	12914000000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1260000000	USD
CY2018Q3	us-gaap	Revenues Revenues	11486000000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-1527000000	USD
	us-gaap	Revenues Revenues	37931000000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	4251000000	USD
	us-gaap	Revenues Revenues	34829000000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	952000000	USD
CY2019Q3	us-gaap	Alternative Investment AlternativeInvestment	5400000000	USD
CY2018Q4	us-gaap	Alternative Investment AlternativeInvestment	5000000000.0	USD
CY2019Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	33782000000	USD
CY2019Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	271000000	USD
CY2019Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	201000000	USD
CY2019Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases Sales Issuances Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements	-1373000000	USD
CY2019Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	142000000	USD
CY2019Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	608000000	USD
CY2019Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	32415000000	USD
CY2019Q3	us-gaap	Fair Value Assets Measured On Recurring Basis Change In Unrealized Gain Loss FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	32000000	USD
CY2018Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	33610000000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	988000000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	843000000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases Sales Issuances Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements	-2724000000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	1441000000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	1743000000	USD
CY2019Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	32415000000	USD
	us-gaap	Fair Value Assets Measured On Recurring Basis Change In Unrealized Gain Loss FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	142000000	USD
CY2018Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	32245000000	USD
CY2018Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	342000000	USD
CY2018Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	-88000000	USD
CY2018Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases Sales Issuances Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements	-766000000	USD
CY2018Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	1817000000	USD
CY2018Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	91000000	USD
CY2018Q3	aig	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assets Acquired In Business Combination FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsAcquiredInBusinessCombination	180000000	USD
CY2018Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	33639000000	USD
CY2018Q3	us-gaap	Fair Value Assets Measured On Recurring Basis Change In Unrealized Gain Loss FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	-39000000	USD
CY2017Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	35763000000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	1020000000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	-299000000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases Sales Issuances Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements	-3451000000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	2441000000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	2015000000	USD
	aig	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assets Acquired In Business Combination FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsAcquiredInBusinessCombination	180000000	USD
CY2018Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	33639000000	USD
	us-gaap	Fair Value Assets Measured On Recurring Basis Change In Unrealized Gain Loss FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	382000000	USD
CY2018Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases Sales Issuances Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements	-766000000	USD
	aig	Fair Value Level3 Transfers In At End Of Period Net Gain Loss Excluded From Level3 Gains Losses FairValueLevel3TransfersInAtEndOfPeriodNetGainLossExcludedFromLevel3GainsLosses	-40000000	USD
CY2019Q3	aig	Fair Value Level3 Transfers Out At End Of Period Net Gain Loss Included In Level3 Gains Losses FairValueLevel3TransfersOutAtEndOfPeriodNetGainLossIncludedInLevel3GainsLosses	24000000	USD
	aig	Fair Value Level3 Transfers Out At End Of Period Net Gain Loss Included In Level3 Gains Losses FairValueLevel3TransfersOutAtEndOfPeriodNetGainLossIncludedInLevel3GainsLosses	28000000	USD
CY2018Q3	aig	Fair Value Level3 Transfers In At End Of Period Net Gain Loss Excluded From Level3 Gains Losses FairValueLevel3TransfersInAtEndOfPeriodNetGainLossExcludedFromLevel3GainsLosses	17000000	USD
	aig	Fair Value Level3 Transfers In At End Of Period Net Gain Loss Excluded From Level3 Gains Losses FairValueLevel3TransfersInAtEndOfPeriodNetGainLossExcludedFromLevel3GainsLosses	41000000	USD
CY2018Q3	aig	Fair Value Level3 Transfers Out At End Of Period Net Gain Loss Included In Level3 Gains Losses FairValueLevel3TransfersOutAtEndOfPeriodNetGainLossIncludedInLevel3GainsLosses	2000000	USD
	aig	Fair Value Level3 Transfers Out At End Of Period Net Gain Loss Included In Level3 Gains Losses FairValueLevel3TransfersOutAtEndOfPeriodNetGainLossIncludedInLevel3GainsLosses	-20000000	USD
CY2019Q3	us-gaap	Alternative Investment AlternativeInvestment	5398000000	USD
CY2019Q3	us-gaap	Fair Value Investments Entities That Calculate Net Asset Value Per Share Unfunded Committments FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments	2629000000	USD
CY2018Q4	us-gaap	Alternative Investment AlternativeInvestment	4966000000	USD
CY2018Q4	us-gaap	Fair Value Investments Entities That Calculate Net Asset Value Per Share Unfunded Committments FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments	1956000000	USD
CY2019Q3	us-gaap	Fair Value Option Changes In Fair Value Gain Loss1 FairValueOptionChangesInFairValueGainLoss1	350000000	USD
CY2018Q3	us-gaap	Fair Value Option Changes In Fair Value Gain Loss1 FairValueOptionChangesInFairValueGainLoss1	259000000	USD
	us-gaap	Fair Value Option Changes In Fair Value Gain Loss1 FairValueOptionChangesInFairValueGainLoss1	1216000000	USD
	us-gaap	Fair Value Option Changes In Fair Value Gain Loss1 FairValueOptionChangesInFairValueGainLoss1	703000000	USD
CY2019Q3	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	198000000	USD
CY2019Q3	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	70000000	USD
CY2018Q3	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	82000000	USD
CY2018Q3	aig	Available For Sale Securities Sold Fair Value AvailableForSaleSecuritiesSoldFairValue	6000000000.0	USD
	aig	Available For Sale Securities Sold Fair Value AvailableForSaleSecuritiesSoldFairValue	18100000000	USD
CY2018Q3	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	11000000	USD
	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	24000000	USD
CY2018Q3	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	71000000	USD
	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	464000000	USD
	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	280000000	USD
	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	268000000	USD
	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	244000000	USD
CY2019Q3	aig	Available For Sale Securities Sold Fair Value AvailableForSaleSecuritiesSoldFairValue	4500000000	USD
	aig	Available For Sale Securities Sold Fair Value AvailableForSaleSecuritiesSoldFairValue	17300000000	USD
CY2019Q3	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	128000000	USD
	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	184000000	USD
CY2019Q3	us-gaap	Trading Securities TradingSecurities	9098000000	USD
CY2019Q3	aig	Trading Securities Fair Value Percentage TradingSecuritiesFairValuePercentage	1	pure
CY2018Q4	us-gaap	Trading Securities TradingSecurities	12668000000	USD
CY2018Q4	aig	Trading Securities Fair Value Percentage TradingSecuritiesFairValuePercentage	1	pure
CY2019Q3	us-gaap	Other Investments OtherInvestments	19486000000	USD
CY2018Q4	us-gaap	Other Investments OtherInvestments	19341000000	USD
CY2019Q3	aig	Investment Income InvestmentIncome	3543000000	USD
CY2018Q3	aig	Investment Income InvestmentIncome	3511000000	USD
	aig	Investment Income InvestmentIncome	11413000000	USD
	aig	Investment Income InvestmentIncome	10087000000	USD
CY2019Q3	us-gaap	Investment Income Investment Expense InvestmentIncomeInvestmentExpense	135000000	USD
CY2018Q3	us-gaap	Investment Income Investment Expense InvestmentIncomeInvestmentExpense	115000000	USD
	us-gaap	Investment Income Investment Expense InvestmentIncomeInvestmentExpense	381000000	USD
	us-gaap	Investment Income Investment Expense InvestmentIncomeInvestmentExpense	365000000	USD
CY2019Q3	us-gaap	Net Investment Income NetInvestmentIncome	3408000000	USD
CY2018Q3	us-gaap	Net Investment Income NetInvestmentIncome	3396000000	USD
	us-gaap	Net Investment Income NetInvestmentIncome	11032000000	USD
	us-gaap	Net Investment Income NetInvestmentIncome	9722000000	USD
CY2019Q3	aig	Other Than Temporary Impairments Due To Change In Intent OtherThanTemporaryImpairmentsDueToChangeInIntent	0	USD
CY2018Q3	aig	Other Than Temporary Impairments Due To Change In Intent OtherThanTemporaryImpairmentsDueToChangeInIntent	3000000	USD
	aig	Other Than Temporary Impairments Due To Change In Intent OtherThanTemporaryImpairmentsDueToChangeInIntent	3000000	USD
	aig	Other Than Temporary Impairments Due To Change In Intent OtherThanTemporaryImpairmentsDueToChangeInIntent	52000000	USD
CY2019Q3	aig	Other Than Temporary Impairments Due To Foreign Currency Fluctuations OtherThanTemporaryImpairmentsDueToForeignCurrencyFluctuations	6000000	USD
CY2018Q3	aig	Other Than Temporary Impairments Due To Foreign Currency Fluctuations OtherThanTemporaryImpairmentsDueToForeignCurrencyFluctuations	1000000	USD
	aig	Other Than Temporary Impairments Due To Foreign Currency Fluctuations OtherThanTemporaryImpairmentsDueToForeignCurrencyFluctuations	15000000	USD
	aig	Other Than Temporary Impairments Due To Foreign Currency Fluctuations OtherThanTemporaryImpairmentsDueToForeignCurrencyFluctuations	13000000	USD
CY2019Q3	aig	Other Than Temporary Impairments Due To Issuer Specific Credit Events OtherThanTemporaryImpairmentsDueToIssuerSpecificCreditEvents	17000000	USD
CY2018Q3	aig	Other Than Temporary Impairments Due To Issuer Specific Credit Events OtherThanTemporaryImpairmentsDueToIssuerSpecificCreditEvents	30000000	USD
	aig	Other Than Temporary Impairments Due To Issuer Specific Credit Events OtherThanTemporaryImpairmentsDueToIssuerSpecificCreditEvents	113000000	USD
	aig	Other Than Temporary Impairments Due To Issuer Specific Credit Events OtherThanTemporaryImpairmentsDueToIssuerSpecificCreditEvents	92000000	USD
CY2019Q3	aig	Other Than Temporary Impairments Due To Change In Projected Cash Flows OtherThanTemporaryImpairmentsDueToChangeInProjectedCashFlows	1000000	USD
CY2018Q3	aig	Other Than Temporary Impairments Due To Change In Projected Cash Flows OtherThanTemporaryImpairmentsDueToChangeInProjectedCashFlows	1000000	USD
	aig	Other Than Temporary Impairments Due To Change In Projected Cash Flows OtherThanTemporaryImpairmentsDueToChangeInProjectedCashFlows	6000000	USD
	aig	Other Than Temporary Impairments Due To Change In Projected Cash Flows OtherThanTemporaryImpairmentsDueToChangeInProjectedCashFlows	1000000	USD
CY2019Q3	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	25000000	USD
CY2018Q3	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	23000000	USD
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	35000000	USD
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	73000000	USD
CY2019Q3	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-203000000	USD
CY2018Q3	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-21000000	USD
	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-242000000	USD
	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-155000000	USD
CY2019Q3	aig	Embedded Derivatives Net Of Related Hedges EmbeddedDerivativesNetOfRelatedHedges	311000000	USD
CY2018Q3	aig	Embedded Derivatives Net Of Related Hedges EmbeddedDerivativesNetOfRelatedHedges	-185000000	USD
	aig	Embedded Derivatives Net Of Related Hedges EmbeddedDerivativesNetOfRelatedHedges	10000000	USD
	aig	Embedded Derivatives Net Of Related Hedges EmbeddedDerivativesNetOfRelatedHedges	-2000000	USD
CY2019Q3	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	466000000	USD
CY2018Q3	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	-1000000	USD
	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	601000000	USD
	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	149000000	USD
CY2019Q3	us-gaap	Gain Loss On Sale Of Equity Investments GainLossOnSaleOfEquityInvestments	0	USD
CY2018Q3	us-gaap	Gain Loss On Sale Of Equity Investments GainLossOnSaleOfEquityInvestments	-311000000	USD
	us-gaap	Gain Loss On Sale Of Equity Investments GainLossOnSaleOfEquityInvestments	0	USD
	us-gaap	Gain Loss On Sale Of Equity Investments GainLossOnSaleOfEquityInvestments	-311000000	USD
CY2019Q3	aig	Other Investment Charges OtherInvestmentCharges	-276000000	USD
CY2018Q3	aig	Other Investment Charges OtherInvestmentCharges	-54000000	USD
	aig	Other Investment Charges OtherInvestmentCharges	-506000000	USD
	aig	Other Investment Charges OtherInvestmentCharges	-161000000	USD
CY2019Q3	us-gaap	Gain Loss On Investments GainLossOnInvestments	929000000	USD
CY2018Q3	us-gaap	Gain Loss On Investments GainLossOnInvestments	-511000000	USD
	us-gaap	Gain Loss On Investments GainLossOnInvestments	887000000	USD
	us-gaap	Gain Loss On Investments GainLossOnInvestments	-365000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	4377000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-951000000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	16197000000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-8917000000	USD
CY2019Q3	us-gaap	Trading Securities Unrealized Holding Gain Loss TradingSecuritiesUnrealizedHoldingGainLoss	54000000	USD
CY2018Q3	us-gaap	Trading Securities Unrealized Holding Gain Loss TradingSecuritiesUnrealizedHoldingGainLoss	170000000	USD
CY2019Q3	us-gaap	Trading Securities Realized Gain Loss TradingSecuritiesRealizedGainLoss	-31000000	USD
CY2018Q3	us-gaap	Trading Securities Realized Gain Loss TradingSecuritiesRealizedGainLoss	-46000000	USD
CY2019Q3	us-gaap	Unrealized Gain Loss On Securities UnrealizedGainLossOnSecurities	23000000	USD
CY2018Q3	us-gaap	Unrealized Gain Loss On Securities UnrealizedGainLossOnSecurities	124000000	USD
	us-gaap	Trading Securities Unrealized Holding Gain Loss TradingSecuritiesUnrealizedHoldingGainLoss	621000000	USD
	us-gaap	Trading Securities Unrealized Holding Gain Loss TradingSecuritiesUnrealizedHoldingGainLoss	456000000	USD
	us-gaap	Trading Securities Realized Gain Loss TradingSecuritiesRealizedGainLoss	-199000000	USD
	us-gaap	Trading Securities Realized Gain Loss TradingSecuritiesRealizedGainLoss	-79000000	USD
	us-gaap	Unrealized Gain Loss On Securities UnrealizedGainLossOnSecurities	422000000	USD
	us-gaap	Unrealized Gain Loss On Securities UnrealizedGainLossOnSecurities	377000000	USD
CY2019Q3	us-gaap	Securities Loaned Fair Value Of Collateral SecuritiesLoanedFairValueOfCollateral	2524000000	USD
CY2018Q4	us-gaap	Securities Loaned Fair Value Of Collateral SecuritiesLoanedFairValueOfCollateral	884000000	USD
CY2019Q3	us-gaap	Securities Received As Collateral SecuritiesReceivedAsCollateral	2075000000	USD
CY2018Q4	us-gaap	Securities Received As Collateral SecuritiesReceivedAsCollateral	426000000	USD
CY2019Q3	us-gaap	Fair Value Of Securities Received As Collateral That Have Been Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatHaveBeenResoldOrRepledged	35000000	USD
CY2018Q4	us-gaap	Fair Value Of Securities Received As Collateral That Have Been Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatHaveBeenResoldOrRepledged	106000000	USD
CY2019Q3	us-gaap	Assets Held By Insurance Regulators AssetsHeldByInsuranceRegulators	8400000000	USD
CY2018Q4	us-gaap	Assets Held By Insurance Regulators AssetsHeldByInsuranceRegulators	7900000000	USD
CY2019Q3	us-gaap	Restricted Investments Current RestrictedInvestmentsCurrent	273000000	USD
CY2018Q4	us-gaap	Restricted Investments Current RestrictedInvestmentsCurrent	273000000	USD
CY2019Q3	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	45505000000	USD
CY2019Q3	us-gaap	Fair Value Option Aggregate Differences Loans And Long Term Receivables FairValueOptionAggregateDifferencesLoansAndLongTermReceivables	45505000000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	43532000000	USD
CY2018Q4	us-gaap	Fair Value Option Aggregate Differences Loans And Long Term Receivables FairValueOptionAggregateDifferencesLoansAndLongTermReceivables	43532000000	USD
CY2019Q3	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	430000000	USD
CY2019Q3	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	45075000000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	43135000000	USD
CY2019Q3	aig	Average Debt Service Coverage Ratio Of Commercial Mortgages AverageDebtServiceCoverageRatioOfCommercialMortgages	1.9	pure
CY2018Q4	aig	Average Debt Service Coverage Ratio Of Commercial Mortgages AverageDebtServiceCoverageRatioOfCommercialMortgages	1.9	pure
CY2019Q3	aig	Average Loan To Value Ratio Of Commercial Mortgages AverageLoanToValueRatioOfCommercialMortgages	0.57	pure
CY2018Q4	aig	Average Loan To Value Ratio Of Commercial Mortgages AverageLoanToValueRatioOfCommercialMortgages	0.58	pure
CY2018Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	397000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	322000000	USD
	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	2000000	USD
	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	17000000	USD
	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	0	USD
	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	0	USD
	us-gaap	Allowance For Loan And Lease Losses Writeoffs Net AllowanceForLoanAndLeaseLossesWriteoffsNet	2000000	USD
	us-gaap	Allowance For Loan And Lease Losses Writeoffs Net AllowanceForLoanAndLeaseLossesWriteoffsNet	17000000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-35000000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-74000000	USD
CY2019Q3	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	430000000	USD
CY2018Q3	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	379000000	USD
CY2018Q3	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	15000000	USD
CY2019Q3	us-gaap	Derivative Asset Notional Amount DerivativeAssetNotionalAmount	140116000000	USD
CY2019Q3	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	6857000000	USD
CY2019Q3	us-gaap	Derivative Liability Notional Amount DerivativeLiabilityNotionalAmount	50760000000	USD
CY2019Q3	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	4013000000	USD
CY2018Q4	us-gaap	Derivative Asset Notional Amount DerivativeAssetNotionalAmount	117207000000	USD
CY2018Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	4468000000	USD
CY2018Q4	us-gaap	Derivative Liability Notional Amount DerivativeLiabilityNotionalAmount	40028000000	USD
CY2018Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	3138000000	USD
CY2019Q3	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	2795000000	USD
CY2019Q3	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	2795000000	USD
CY2018Q4	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	1713000000	USD
CY2018Q4	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	1713000000	USD
CY2019Q3	us-gaap	Derivative Asset Collateral Obligation To Return Cash Offset DerivativeAssetCollateralObligationToReturnCashOffset	2937000000	USD
CY2019Q3	us-gaap	Derivative Liability Collateral Right To Reclaim Cash Offset DerivativeLiabilityCollateralRightToReclaimCashOffset	133000000	USD
CY2018Q4	us-gaap	Derivative Asset Collateral Obligation To Return Cash Offset DerivativeAssetCollateralObligationToReturnCashOffset	1840000000	USD
CY2018Q4	us-gaap	Derivative Liability Collateral Right To Reclaim Cash Offset DerivativeLiabilityCollateralRightToReclaimCashOffset	187000000	USD
CY2019Q3	us-gaap	Derivative Assets DerivativeAssets	1125000000	USD
CY2019Q3	us-gaap	Derivative Liabilities DerivativeLiabilities	1085000000	USD
CY2018Q4	us-gaap	Derivative Assets DerivativeAssets	915000000	USD
CY2018Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	1238000000	USD
CY2019Q3	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	1900000000	USD
CY2018Q4	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	1700000000	USD
CY2019Q3	aig	Derivative Collateral Obtained Third Parties DerivativeCollateralObtainedThirdParties	3300000000	USD
CY2018Q4	aig	Derivative Collateral Obtained Third Parties DerivativeCollateralObtainedThirdParties	2100000000	USD
CY2019Q3	us-gaap	Translation Adjustment For Net Investment Hedge Increase Decrease Gross Of Tax TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseGrossOfTax	89000000	USD
	us-gaap	Translation Adjustment For Net Investment Hedge Increase Decrease Gross Of Tax TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseGrossOfTax	146000000	USD
CY2018Q3	us-gaap	Translation Adjustment For Net Investment Hedge Increase Decrease Gross Of Tax TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseGrossOfTax	28000000	USD
	us-gaap	Translation Adjustment For Net Investment Hedge Increase Decrease Gross Of Tax TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseGrossOfTax	27000000	USD
CY2019Q3	us-gaap	Hybrid Instruments At Fair Value Net HybridInstrumentsAtFairValueNet	3700000000	USD
CY2018Q4	us-gaap	Hybrid Instruments At Fair Value Net HybridInstrumentsAtFairValueNet	3900000000	USD
CY2019Q3	aig	Hybrid Instruments At Par Value HybridInstrumentsAtParValue	8100000000	USD
CY2018Q4	aig	Hybrid Instruments At Par Value HybridInstrumentsAtParValue	8500000000	USD
CY2019Q3	aig	Contractual Deductible Recoverable Amount ContractualDeductibleRecoverableAmount	12400000000	USD
CY2018Q4	aig	Contractual Deductible Recoverable Amount ContractualDeductibleRecoverableAmount	12300000000	USD
CY2019Q3	aig	Collateral Held For Subrogation CollateralHeldForSubrogation	9000000000.0	USD
CY2018Q4	aig	Collateral Held For Subrogation CollateralHeldForSubrogation	9200000000	USD
CY2019Q2	us-gaap	Liability For Claims And Claims Adjustment Expense LiabilityForClaimsAndClaimsAdjustmentExpense	81057000000	USD
CY2018Q2	us-gaap	Liability For Claims And Claims Adjustment Expense LiabilityForClaimsAndClaimsAdjustmentExpense	76713000000	USD
CY2018Q4	us-gaap	Liability For Claims And Claims Adjustment Expense LiabilityForClaimsAndClaimsAdjustmentExpense	83639000000	USD
CY2017Q4	us-gaap	Liability For Claims And Claims Adjustment Expense LiabilityForClaimsAndClaimsAdjustmentExpense	78393000000	USD
CY2019Q2	us-gaap	Reinsurance Recoverable For Unpaid Claims And Claims Adjustments ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments	31333000000	USD
CY2018Q2	us-gaap	Reinsurance Recoverable For Unpaid Claims And Claims Adjustments ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments	27406000000	USD
CY2018Q4	us-gaap	Reinsurance Recoverable For Unpaid Claims And Claims Adjustments ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments	31690000000	USD
CY2017Q4	us-gaap	Reinsurance Recoverable For Unpaid Claims And Claims Adjustments ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments	26708000000	USD
CY2019Q2	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet	49724000000	USD
CY2018Q2	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet	49307000000	USD
CY2018Q4	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet	51949000000	USD
CY2017Q4	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet	51685000000	USD
CY2019Q3	us-gaap	Supplemental Information For Property Casualty Insurance Underwriters Current Year Claims And Claims Adjustment Expense SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense	5150000000	USD
CY2018Q3	us-gaap	Supplemental Information For Property Casualty Insurance Underwriters Current Year Claims And Claims Adjustment Expense SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense	6670000000	USD
	us-gaap	Supplemental Information For Property Casualty Insurance Underwriters Current Year Claims And Claims Adjustment Expense SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense	14750000000	USD
	us-gaap	Supplemental Information For Property Casualty Insurance Underwriters Current Year Claims And Claims Adjustment Expense SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense	15800000000	USD
CY2019Q3	aig	Changes In Unpaid Net Loss Reserves Related To Losses And Loss Adjustment Incurred In Prior Years Excluding Discount And Deferred Gain Amortization ChangesInUnpaidNetLossReservesRelatedToLossesAndLossAdjustmentIncurredInPriorYearsExcludingDiscountAndDeferredGainAmortization	-74000000	USD
CY2018Q3	aig	Changes In Unpaid Net Loss Reserves Related To Losses And Loss Adjustment Incurred In Prior Years Excluding Discount And Deferred Gain Amortization ChangesInUnpaidNetLossReservesRelatedToLossesAndLossAdjustmentIncurredInPriorYearsExcludingDiscountAndDeferredGainAmortization	949000000	USD
	aig	Changes In Unpaid Net Loss Reserves Related To Losses And Loss Adjustment Incurred In Prior Years Excluding Discount And Deferred Gain Amortization ChangesInUnpaidNetLossReservesRelatedToLossesAndLossAdjustmentIncurredInPriorYearsExcludingDiscountAndDeferredGainAmortization	-221000000	USD
	aig	Changes In Unpaid Net Loss Reserves Related To Losses And Loss Adjustment Incurred In Prior Years Excluding Discount And Deferred Gain Amortization ChangesInUnpaidNetLossReservesRelatedToLossesAndLossAdjustmentIncurredInPriorYearsExcludingDiscountAndDeferredGainAmortization	884000000	USD
CY2019Q3	aig	Accreted Fair Value Adjustment To Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims Prior Years AccretedFairValueAdjustmentToLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsPriorYears	276000000	USD
CY2018Q3	aig	Accreted Fair Value Adjustment To Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims Prior Years AccretedFairValueAdjustmentToLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsPriorYears	3000000	USD
	aig	Accreted Fair Value Adjustment To Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims Prior Years AccretedFairValueAdjustmentToLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsPriorYears	1017000000	USD
	aig	Accreted Fair Value Adjustment To Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims Prior Years AccretedFairValueAdjustmentToLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsPriorYears	-174000000	USD
CY2019Q3	aig	Changes In Unpaid Net Loss Reserves Related To Deferred Gain Amortization On Retroactive Reinsurance ChangesInUnpaidNetLossReservesRelatedToDeferredGainAmortizationOnRetroactiveReinsurance	-13000000	USD
CY2018Q3	aig	Changes In Unpaid Net Loss Reserves Related To Deferred Gain Amortization On Retroactive Reinsurance ChangesInUnpaidNetLossReservesRelatedToDeferredGainAmortizationOnRetroactiveReinsurance	175000000	USD
	aig	Changes In Unpaid Net Loss Reserves Related To Deferred Gain Amortization On Retroactive Reinsurance ChangesInUnpaidNetLossReservesRelatedToDeferredGainAmortizationOnRetroactiveReinsurance	129000000	USD
	aig	Changes In Unpaid Net Loss Reserves Related To Deferred Gain Amortization On Retroactive Reinsurance ChangesInUnpaidNetLossReservesRelatedToDeferredGainAmortizationOnRetroactiveReinsurance	283000000	USD
CY2019Q3	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1	5365000000	USD
CY2018Q3	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1	7447000000	USD
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1	15417000000	USD
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1	16227000000	USD
CY2019Q3	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Current Year1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1	1702000000	USD
CY2018Q3	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Current Year1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1	1791000000	USD
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Current Year1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1	3194000000	USD
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Current Year1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1	3289000000	USD
CY2019Q3	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Prior Years1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1	4652000000	USD
CY2018Q3	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Prior Years1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1	4526000000	USD
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Prior Years1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1	15334000000	USD
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Prior Years1 LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1	14312000000	USD
CY2019Q3	us-gaap	Payments For Losses And Loss Adjustment Expense PaymentsForLossesAndLossAdjustmentExpense	6354000000	USD
CY2018Q3	us-gaap	Payments For Losses And Loss Adjustment Expense PaymentsForLossesAndLossAdjustmentExpense	6317000000	USD
	us-gaap	Payments For Losses And Loss Adjustment Expense PaymentsForLossesAndLossAdjustmentExpense	18528000000	USD
	us-gaap	Payments For Losses And Loss Adjustment Expense PaymentsForLossesAndLossAdjustmentExpense	17601000000	USD
CY2019Q3	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Foreign Currency Translation Gain Loss LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseForeignCurrencyTranslationGainLoss	-172000000	USD
CY2018Q3	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Foreign Currency Translation Gain Loss LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseForeignCurrencyTranslationGainLoss	-236000000	USD
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Foreign Currency Translation Gain Loss LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseForeignCurrencyTranslationGainLoss	-165000000	USD
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Foreign Currency Translation Gain Loss LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseForeignCurrencyTranslationGainLoss	-393000000	USD
CY2019Q3	aig	Loss And Loss Adjustment Expense Reserves Acquired LossAndLossAdjustmentExpenseReservesAcquired	0	USD
CY2018Q3	aig	Loss And Loss Adjustment Expense Reserves Acquired LossAndLossAdjustmentExpenseReservesAcquired	3020000000	USD
	aig	Loss And Loss Adjustment Expense Reserves Acquired LossAndLossAdjustmentExpenseReservesAcquired	0	USD
	aig	Loss And Loss Adjustment Expense Reserves Acquired LossAndLossAdjustmentExpenseReservesAcquired	3020000000	USD
CY2019Q3	aig	Changes In Unpaid Net Loss Reserves Due To Reinsurance Transaction Net Of Discount ChangesInUnpaidNetLossReservesDueToReinsuranceTransactionNetOfDiscount	-96000000	USD
CY2018Q3	aig	Changes In Unpaid Net Loss Reserves Due To Reinsurance Transaction Net Of Discount ChangesInUnpaidNetLossReservesDueToReinsuranceTransactionNetOfDiscount	464000000	USD
	aig	Changes In Unpaid Net Loss Reserves Due To Reinsurance Transaction Net Of Discount ChangesInUnpaidNetLossReservesDueToReinsuranceTransactionNetOfDiscount	14000000	USD
	aig	Changes In Unpaid Net Loss Reserves Due To Reinsurance Transaction Net Of Discount ChangesInUnpaidNetLossReservesDueToReinsuranceTransactionNetOfDiscount	181000000	USD
CY2019Q3	aig	Liability For Unpaid Claims And Claims Adjustment Expense Other Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOtherNet	-76000000	USD
CY2018Q3	aig	Liability For Unpaid Claims And Claims Adjustment Expense Other Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOtherNet	2320000000	USD
	aig	Liability For Unpaid Claims And Claims Adjustment Expense Other Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOtherNet	-179000000	USD
	aig	Liability For Unpaid Claims And Claims Adjustment Expense Other Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOtherNet	2446000000	USD
CY2019Q3	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet	48659000000	USD
CY2018Q3	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet	52757000000	USD
CY2019Q3	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet	48659000000	USD
CY2018Q3	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet	52757000000	USD
CY2019Q3	us-gaap	Reinsurance Recoverable For Unpaid Claims And Claims Adjustments ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments	31224000000	USD
CY2018Q3	us-gaap	Reinsurance Recoverable For Unpaid Claims And Claims Adjustments ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments	29202000000	USD
CY2019Q3	us-gaap	Reinsurance Recoverable For Unpaid Claims And Claims Adjustments ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments	31224000000	USD
CY2018Q3	us-gaap	Reinsurance Recoverable For Unpaid Claims And Claims Adjustments ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments	29202000000	USD
CY2019Q3	us-gaap	Liability For Claims And Claims Adjustment Expense LiabilityForClaimsAndClaimsAdjustmentExpense	79883000000	USD
CY2018Q3	us-gaap	Liability For Claims And Claims Adjustment Expense LiabilityForClaimsAndClaimsAdjustmentExpense	81959000000	USD
CY2019Q3	us-gaap	Liability For Claims And Claims Adjustment Expense LiabilityForClaimsAndClaimsAdjustmentExpense	79883000000	USD
CY2018Q3	us-gaap	Liability For Claims And Claims Adjustment Expense LiabilityForClaimsAndClaimsAdjustmentExpense	81959000000	USD
CY2019Q3	aig	Increase Decrease In Loss Reserve Discount Due To Reinsurance Transaction IncreaseDecreaseInLossReserveDiscountDueToReinsuranceTransaction	43000000	USD
CY2018Q3	aig	Increase Decrease In Loss Reserve Discount Due To Reinsurance Transaction IncreaseDecreaseInLossReserveDiscountDueToReinsuranceTransaction	-46000000	USD
	aig	Increase Decrease In Loss Reserve Discount Due To Reinsurance Transaction IncreaseDecreaseInLossReserveDiscountDueToReinsuranceTransaction	475000000	USD
	aig	Increase Decrease In Loss Reserve Discount Due To Reinsurance Transaction IncreaseDecreaseInLossReserveDiscountDueToReinsuranceTransaction	-154000000	USD
CY2019Q3	aig	Loss Reserve Discount LossReserveDiscount	1600000000	USD
CY2018Q4	aig	Loss Reserve Discount LossReserveDiscount	2000000000.0	USD
	aig	Workers Compensation Discount Percent Tabular WorkersCompensationDiscountPercentTabular	0.035	pure
CY2019Q3	aig	Workers Compensation Discount Amount Tabular WorkersCompensationDiscountAmountTabular	505000000	USD
CY2018Q4	aig	Workers Compensation Discount Amount Tabular WorkersCompensationDiscountAmountTabular	603000000	USD
CY2019Q3	aig	Workers Compensation Discount Amount Non Tabular WorkersCompensationDiscountAmountNonTabular	1100000000	USD
CY2018Q4	aig	Workers Compensation Discount Amount Non Tabular WorkersCompensationDiscountAmountNonTabular	1400000000	USD
	aig	Increase Decrease In Loss Reserve Discount IncreaseDecreaseInLossReserveDiscount	-920000000	USD
	aig	Increase Decrease In Loss Reserve Discount IncreaseDecreaseInLossReserveDiscount	305000000	USD
CY2019Q3	us-gaap	Workers Compensation Discount Amount WorkersCompensationDiscountAmount	2836000000	USD
CY2018Q4	us-gaap	Workers Compensation Discount Amount WorkersCompensationDiscountAmount	3755000000	USD
CY2019Q3	aig	Retroactive Reinsurance Discount Amount RetroactiveReinsuranceDiscountAmount	1246000000	USD
CY2018Q4	aig	Retroactive Reinsurance Discount Amount RetroactiveReinsuranceDiscountAmount	1720000000	USD
CY2019Q3	aig	Loss Reserve Discount LossReserveDiscount	1590000000	USD
CY2018Q4	aig	Loss Reserve Discount LossReserveDiscount	2035000000	USD
CY2019Q3	aig	Increase Decrease In Loss Reserve Discount Related To Current Ay IncreaseDecreaseInLossReserveDiscountRelatedToCurrentAy	41000000	USD
CY2018Q3	aig	Increase Decrease In Loss Reserve Discount Related To Current Ay IncreaseDecreaseInLossReserveDiscountRelatedToCurrentAy	89000000	USD
CY2019Q3	aig	Increase Decrease In Loss Reserve Discount Related To Prior Year IncreaseDecreaseInLossReserveDiscountRelatedToPriorYear	-82000000	USD
CY2018Q3	aig	Increase Decrease In Loss Reserve Discount Related To Prior Year IncreaseDecreaseInLossReserveDiscountRelatedToPriorYear	-19000000	USD
CY2019Q3	aig	Increase Decrease In Loss Reserve Discount Related To Interest Rate Change IncreaseDecreaseInLossReserveDiscountRelatedToInterestRateChange	-194000000	USD
CY2018Q3	aig	Increase Decrease In Loss Reserve Discount Related To Interest Rate Change IncreaseDecreaseInLossReserveDiscountRelatedToInterestRateChange	16000000	USD
CY2019Q3	aig	Increase Decrease In Loss Reserve Discount IncreaseDecreaseInLossReserveDiscount	-235000000	USD
CY2018Q3	aig	Increase Decrease In Loss Reserve Discount IncreaseDecreaseInLossReserveDiscount	86000000	USD
CY2019Q3	aig	Increase Decrease In Loss Reserve Discount Due To Reinsurance Transaction IncreaseDecreaseInLossReserveDiscountDueToReinsuranceTransaction	43000000	USD
CY2018Q3	aig	Increase Decrease In Loss Reserve Discount Due To Reinsurance Transaction IncreaseDecreaseInLossReserveDiscountDueToReinsuranceTransaction	-46000000	USD
CY2019Q3	aig	Net Change In Loss Reserve Discount NetChangeInLossReserveDiscount	-192000000	USD
CY2018Q3	aig	Net Change In Loss Reserve Discount NetChangeInLossReserveDiscount	40000000	USD
	aig	Increase Decrease In Loss Reserve Discount Related To Current Ay IncreaseDecreaseInLossReserveDiscountRelatedToCurrentAy	97000000	USD
	aig	Increase Decrease In Loss Reserve Discount Related To Current Ay IncreaseDecreaseInLossReserveDiscountRelatedToCurrentAy	131000000	USD
	aig	Increase Decrease In Loss Reserve Discount Related To Prior Year IncreaseDecreaseInLossReserveDiscountRelatedToPriorYear	-349000000	USD
	aig	Increase Decrease In Loss Reserve Discount Related To Prior Year IncreaseDecreaseInLossReserveDiscountRelatedToPriorYear	-137000000	USD
	aig	Increase Decrease In Loss Reserve Discount Related To Interest Rate Change IncreaseDecreaseInLossReserveDiscountRelatedToInterestRateChange	-668000000	USD
	aig	Increase Decrease In Loss Reserve Discount Related To Interest Rate Change IncreaseDecreaseInLossReserveDiscountRelatedToInterestRateChange	311000000	USD
	aig	Increase Decrease In Loss Reserve Discount IncreaseDecreaseInLossReserveDiscount	-920000000	USD
	aig	Increase Decrease In Loss Reserve Discount IncreaseDecreaseInLossReserveDiscount	305000000	USD
	aig	Increase Decrease In Loss Reserve Discount Due To Reinsurance Transaction IncreaseDecreaseInLossReserveDiscountDueToReinsuranceTransaction	475000000	USD
	aig	Increase Decrease In Loss Reserve Discount Due To Reinsurance Transaction IncreaseDecreaseInLossReserveDiscountDueToReinsuranceTransaction	-154000000	USD
	aig	Net Change In Loss Reserve Discount NetChangeInLossReserveDiscount	-445000000	USD
	aig	Net Change In Loss Reserve Discount NetChangeInLossReserveDiscount	151000000	USD
CY2019Q3	aig	Accreted Fair Value Adjustment To Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims Prior Years AccretedFairValueAdjustmentToLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsPriorYears	276000000	USD
	aig	Accreted Fair Value Adjustment To Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims Prior Years AccretedFairValueAdjustmentToLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsPriorYears	1000000000.0	USD
CY2018Q3	aig	Accreted Fair Value Adjustment To Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims Prior Years AccretedFairValueAdjustmentToLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsPriorYears	3000000	USD
	aig	Accreted Fair Value Adjustment To Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims Prior Years AccretedFairValueAdjustmentToLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsPriorYears	-174000000	USD
CY2019Q3	aig	Other Commitments Amount OtherCommitmentsAmount	7800000000	USD
CY2019Q3	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	81000000	USD
CY2018Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	866609429	shares
	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	3339817	shares
	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	0	shares
CY2019Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	869949246	shares
CY2019Q3	us-gaap	Dividends Payable Date Declared Day Month And Year DividendsPayableDateDeclaredDayMonthAndYear	2019-08-07
CY2019Q3	us-gaap	Dividends Payable Date Of Record Day Month And Year DividendsPayableDateOfRecordDayMonthAndYear	2019-09-17
CY2019Q3	us-gaap	Dividend Payable Date To Be Paid Day Month And Year DividendPayableDateToBePaidDayMonthAndYear	2019-09-30
CY2019Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.32
CY2019Q2	us-gaap	Dividends Payable Date Declared Day Month And Year DividendsPayableDateDeclaredDayMonthAndYear	2019-05-06
CY2019Q2	us-gaap	Dividends Payable Date Of Record Day Month And Year DividendsPayableDateOfRecordDayMonthAndYear	2019-06-14
CY2019Q2	us-gaap	Dividend Payable Date To Be Paid Day Month And Year DividendPayableDateToBePaidDayMonthAndYear	2019-06-28
CY2019Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.32
CY2018Q1	us-gaap	Dividends Payable Date Of Record Day Month And Year DividendsPayableDateOfRecordDayMonthAndYear	2018-03-15
CY2018Q1	us-gaap	Dividend Payable Date To Be Paid Day Month And Year DividendPayableDateToBePaidDayMonthAndYear	2018-03-29
CY2018Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.32
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	994000000	USD
CY2019Q1	us-gaap	Dividends Payable Date Declared Day Month And Year DividendsPayableDateDeclaredDayMonthAndYear	2019-02-13
CY2019Q1	us-gaap	Dividends Payable Date Of Record Day Month And Year DividendsPayableDateOfRecordDayMonthAndYear	2019-03-15
CY2019Q1	us-gaap	Dividend Payable Date To Be Paid Day Month And Year DividendPayableDateToBePaidDayMonthAndYear	2019-03-29
CY2019Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.32
CY2018Q3	us-gaap	Dividends Payable Date Of Record Day Month And Year DividendsPayableDateOfRecordDayMonthAndYear	2018-09-17
CY2018Q3	us-gaap	Dividend Payable Date To Be Paid Day Month And Year DividendPayableDateToBePaidDayMonthAndYear	2018-09-28
CY2018Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.32
CY2018Q2	us-gaap	Dividends Payable Date Declared Day Month And Year DividendsPayableDateDeclaredDayMonthAndYear	2018-05-02
CY2018Q2	us-gaap	Dividends Payable Date Of Record Day Month And Year DividendsPayableDateOfRecordDayMonthAndYear	2018-06-14
CY2018Q2	us-gaap	Dividend Payable Date To Be Paid Day Month And Year DividendPayableDateToBePaidDayMonthAndYear	2018-06-28
CY2018Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.32
CY2018Q1	us-gaap	Dividends Payable Date Declared Day Month And Year DividendsPayableDateDeclaredDayMonthAndYear	2018-02-08
	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	0	shares
	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	18000000	shares
	us-gaap	Payments For Repurchase Of Warrants PaymentsForRepurchaseOfWarrants	0	USD
	us-gaap	Payments For Repurchase Of Warrants PaymentsForRepurchaseOfWarrants	6000000	USD
	aig	Warrants Repurchased During Period Warrants WarrantsRepurchasedDuringPeriodWarrants	0	shares
	aig	Warrants Repurchased During Period Warrants WarrantsRepurchasedDuringPeriodWarrants	0	shares
	aig	Warrants Repurchased During Period Warrants WarrantsRepurchasedDuringPeriodWarrants	366253	shares
CY2019Q1	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	1500000000	USD
CY2019Q3	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	2000000000.0	USD
CY2019Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	4991000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	4377000000	USD
CY2019Q3	aig	Other Comprehensive Income Deferred Acquisition Cost And Other Adjustments Before Tax Period Increase Decrease OtherComprehensiveIncomeDeferredAcquisitionCostAndOtherAdjustmentsBeforeTaxPeriodIncreaseDecrease	-511000000	USD
CY2019Q3	aig	Other Comprehensive Income Unrealized Gain Loss On Future Policy Benefit Reserves Net Of Offset In Deferred Acquisition Costs OtherComprehensiveIncomeUnrealizedGainLossOnFuturePolicyBenefitReservesNetOfOffsetInDeferredAcquisitionCosts	-3042000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	-24000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	13000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Defined Benefit Plan Net Prior Service Cost Credit Arising During Period Before Tax OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax	-1000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	185000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Financial Liability Fair Value Option Unrealized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodBeforeTax	1000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	628000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	-4000000	USD
CY2019Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	5615000000	USD
CY2018Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-1413000000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	16197000000	USD
	aig	Other Comprehensive Income Deferred Acquisition Cost And Other Adjustments Before Tax Period Increase Decrease OtherComprehensiveIncomeDeferredAcquisitionCostAndOtherAdjustmentsBeforeTaxPeriodIncreaseDecrease	-2249000000	USD
	aig	Other Comprehensive Income Unrealized Gain Loss On Future Policy Benefit Reserves Net Of Offset In Deferred Acquisition Costs OtherComprehensiveIncomeUnrealizedGainLossOnFuturePolicyBenefitReservesNetOfOffsetInDeferredAcquisitionCosts	-5291000000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	31000000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	29000000	USD
	us-gaap	Other Comprehensive Income Defined Benefit Plan Net Prior Service Cost Credit Arising During Period Before Tax OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax	-2000000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	1666000000	USD
	us-gaap	Other Comprehensive Income Loss Financial Liability Fair Value Option Unrealized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodBeforeTax	-1000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	7048000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	-20000000	USD
CY2019Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	5615000000	USD
CY2018Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	230000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-951000000	USD
CY2018Q3	aig	Other Comprehensive Income Deferred Acquisition Cost And Other Adjustments Before Tax Period Increase Decrease OtherComprehensiveIncomeDeferredAcquisitionCostAndOtherAdjustmentsBeforeTaxPeriodIncreaseDecrease	11000000	USD
CY2018Q3	aig	Other Comprehensive Income Unrealized Gain Loss On Future Policy Benefit Reserves Net Of Offset In Deferred Acquisition Costs OtherComprehensiveIncomeUnrealizedGainLossOnFuturePolicyBenefitReservesNetOfOffsetInDeferredAcquisitionCosts	340000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	-131000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	16000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Defined Benefit Plan Net Prior Service Cost Credit Arising During Period Before Tax OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax	0	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	51000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Financial Liability Fair Value Option Unrealized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodBeforeTax	0	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-766000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	0	USD
CY2018Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-536000000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	5465000000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-8917000000	USD
	aig	Other Comprehensive Income Deferred Acquisition Cost And Other Adjustments Before Tax Period Increase Decrease OtherComprehensiveIncomeDeferredAcquisitionCostAndOtherAdjustmentsBeforeTaxPeriodIncreaseDecrease	1030000000	USD
	aig	Other Comprehensive Income Unrealized Gain Loss On Future Policy Benefit Reserves Net Of Offset In Deferred Acquisition Costs OtherComprehensiveIncomeUnrealizedGainLossOnFuturePolicyBenefitReservesNetOfOffsetInDeferredAcquisitionCosts	1464000000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	-154000000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	54000000	USD
	us-gaap	Other Comprehensive Income Defined Benefit Plan Net Prior Service Cost Credit Arising During Period Before Tax OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax	-2000000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-1099000000	USD
	us-gaap	Other Comprehensive Income Loss Financial Liability Fair Value Option Unrealized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodBeforeTax	1000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-5425000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	0	USD
CY2018Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-536000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Before Reclassifications Before Tax OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax	932000000	USD
CY2019Q3	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Before Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax	119000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	813000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	185000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	628000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Before Reclassifications Before Tax OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax	-683000000	USD
CY2018Q3	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Before Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax	32000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-715000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	51000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-766000000	USD
	us-gaap	Other Comprehensive Income Loss Before Reclassifications Before Tax OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax	8874000000	USD
	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Before Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax	160000000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	8714000000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	1666000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	7048000000	USD
	us-gaap	Other Comprehensive Income Loss Before Reclassifications Before Tax OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax	-6526000000	USD
	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Before Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax	-2000000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-6524000000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-1099000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-5425000000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	973000000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-1220000000	USD
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	3301000000	USD
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	661000000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	317000000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	0	USD
	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	881000000	USD
	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	5000000	USD
CY2019Q3	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	8000000	USD
CY2018Q3	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	0	USD
	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	15000000	USD
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	876262372	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	902081555	shares
	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	0	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	648000000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-1220000000	USD
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	2405000000	USD
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	656000000	USD
CY2019Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	0	USD
CY2018Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-39000000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-1000000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-40000000	USD
CY2019Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	648000000	USD
CY2018Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-1259000000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2404000000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	616000000	USD
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	877009495	shares
CY2018Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	895237359	shares
CY2019Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	18804915	shares
CY2018Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	10958744	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	14736714	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	895814410	shares
CY2018Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	895237359	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	887221116	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	916818269	shares
CY2019Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.74
CY2018Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-1.37
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	2.74
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.72
CY2019Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0
CY2018Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.04
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.04
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.74
CY2018Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.41
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.74
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.68
CY2019Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.72
CY2018Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-1.37
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	2.71
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.71
CY2019Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0
CY2018Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.04
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.04
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.72
CY2018Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.41
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.71
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.67
CY2018Q3	aig	Dilutive Shares Excluded From Computation Of Diluted Earnings Per Share DilutiveSharesExcludedFromComputationOfDilutedEarningsPerShare	13538168	shares
CY2019Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	5100000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	24900000	shares
CY2018Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	5800000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	4700000	shares
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	4700000000	USD
CY2019Q3	aig	Unrecognized Tax Benefits That Would Not Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldNotImpactEffectiveTaxRate	43000000	USD
CY2018Q4	aig	Unrecognized Tax Benefits That Would Not Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldNotImpactEffectiveTaxRate	38000000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	4700000000	USD
CY2019Q3	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	2400000000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	2200000000	USD
	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	181000000	USD
	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	148000000	USD
CY2019Q3	us-gaap	Decrease In Unrecognized Tax Benefits Is Reasonably Possible DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible	3900000000	USD
CY2018Q3	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21	pure
CY2018Q3	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21	pure
CY2017	us-gaap	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Income Tax Expense TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsIncomeTaxExpense	62000000	USD
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.306	pure
	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21	pure
	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21	pure
	aig	Maximum Statutory Rate To Offset Income By Non Operating Loss MaximumStatutoryRateToOffsetIncomeByNonOperatingLoss	0.35	pure
CY2019Q3	aig	Valuation Allowance Deferred Tax Asset Change In Amount Related To Foreign Jurisdictions ValuationAllowanceDeferredTaxAssetChangeInAmountRelatedToForeignJurisdictions	-9000000	USD
	aig	Valuation Allowance Deferred Tax Asset Change In Amount Related To Foreign Jurisdictions ValuationAllowanceDeferredTaxAssetChangeInAmountRelatedToForeignJurisdictions	-40000000	USD
CY2019Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	4800000000	USD
CY2019Q3	us-gaap	Short Term Investments ShortTermInvestments	14113000000	USD
CY2019Q3	aig	Other Investments Amount OtherInvestmentsAmount	326880000000	USD
CY2019Q3	us-gaap	Investments Investments	340993000000	USD
CY2019Q3	us-gaap	Cash Cash	3361000000	USD
CY2019Q3	us-gaap	Advances To Affiliate AdvancesToAffiliate	0	USD
CY2019Q3	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	0	USD
CY2019Q3	aig	Current And Deferred Taxes And Other Assets CurrentAndDeferredTaxesAndOtherAssets	180768000000	USD
	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21	pure
CY2019Q3	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.228	pure
CY2019Q3	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21	pure
CY2019Q3	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21	pure
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.223	pure
	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21	pure
	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21	pure
CY2018Q3	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.201	pure
CY2019Q3	us-gaap	Assets Assets	525122000000	USD
CY2019Q3	us-gaap	Liability For Future Policy Benefits And Unpaid Claims And Claims Adjustment Expense LiabilityForFuturePolicyBenefitsAndUnpaidClaimsAndClaimsAdjustmentExpense	305993000000	USD
CY2019Q3	us-gaap	Long Term Debt LongTermDebt	35262000000	USD
CY2019Q3	aig	Other Liabilities Including Intercompany Balances OtherLiabilitiesIncludingIntercompanyBalances	116422000000	USD
CY2019Q3	us-gaap	Due To Related Parties Current And Noncurrent DueToRelatedPartiesCurrentAndNoncurrent	0	USD
CY2019Q3	us-gaap	Liabilities Liabilities	457677000000	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	65603000000	USD
CY2019Q3	us-gaap	Minority Interest MinorityInterest	1842000000	USD
CY2019Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	67445000000	USD
CY2019Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	525122000000	USD
CY2018Q4	us-gaap	Short Term Investments ShortTermInvestments	9674000000	USD
CY2018Q4	aig	Other Investments Amount OtherInvestmentsAmount	304535000000	USD
CY2018Q4	us-gaap	Investments Investments	314209000000	USD
CY2018Q4	us-gaap	Cash Cash	2873000000	USD
CY2018Q3	us-gaap	Benefits Losses And Expenses BenefitsLossesAndExpenses	13013000000	USD
CY2018Q4	us-gaap	Advances To Affiliate AdvancesToAffiliate	0	USD
CY2018Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	0	USD
CY2018Q4	aig	Current And Deferred Taxes And Other Assets CurrentAndDeferredTaxesAndOtherAssets	174902000000	USD
CY2018Q4	us-gaap	Assets Assets	491984000000	USD
CY2018Q4	us-gaap	Liability For Future Policy Benefits And Unpaid Claims And Claims Adjustment Expense LiabilityForFuturePolicyBenefitsAndUnpaidClaimsAndClaimsAdjustmentExpense	293652000000	USD
CY2018Q4	us-gaap	Long Term Debt LongTermDebt	34540000000	USD
CY2018Q4	aig	Other Liabilities Including Intercompany Balances OtherLiabilitiesIncludingIntercompanyBalances	106483000000	USD
CY2018Q4	us-gaap	Due To Related Parties Current And Noncurrent DueToRelatedPartiesCurrentAndNoncurrent	0	USD
CY2018Q4	us-gaap	Liabilities Liabilities	434675000000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	56361000000	USD
CY2018Q4	us-gaap	Minority Interest MinorityInterest	948000000	USD
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	57309000000	USD
CY2018Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	491984000000	USD
CY2019Q3	us-gaap	Income Loss From Subsidiaries Before Tax IncomeLossFromSubsidiariesBeforeTax	0	USD
CY2019Q3	aig	Other Revenue Including Interest Income OtherRevenueIncludingInterestIncome	12914000000	USD
CY2019Q3	us-gaap	Revenues Revenues	12914000000	USD
CY2019Q3	us-gaap	Interest Expense InterestExpense	348000000	USD
CY2019Q3	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2019Q3	aig	Other Expense OtherExpense	11306000000	USD
CY2019Q3	us-gaap	Benefits Losses And Expenses BenefitsLossesAndExpenses	11654000000	USD
CY2019Q3	aig	Income Loss From Continuing Operations Before Income Taxes IncomeLossFromContinuingOperationsBeforeIncomeTaxes	1260000000	USD
CY2019Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	287000000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	973000000	USD
CY2019Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	0	USD
CY2019Q3	us-gaap	Profit Loss ProfitLoss	973000000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	317000000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	656000000	USD
CY2018Q3	us-gaap	Income Loss From Subsidiaries Before Tax IncomeLossFromSubsidiariesBeforeTax	0	USD
CY2018Q3	aig	Other Revenue Including Interest Income OtherRevenueIncludingInterestIncome	11486000000	USD
CY2018Q3	us-gaap	Revenues Revenues	11486000000	USD
CY2018Q3	us-gaap	Interest Expense InterestExpense	326000000	USD
CY2018Q3	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-1000000	USD
CY2018Q3	aig	Other Expense OtherExpense	12686000000	USD
CY2018Q3	aig	Income Loss From Continuing Operations Before Income Taxes IncomeLossFromContinuingOperationsBeforeIncomeTaxes	-1527000000	USD
CY2018Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-307000000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-1220000000	USD
CY2018Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-39000000	USD
CY2018Q3	us-gaap	Profit Loss ProfitLoss	-1259000000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	0	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	-1259000000	USD
	us-gaap	Income Loss From Subsidiaries Before Tax IncomeLossFromSubsidiariesBeforeTax	0	USD
	aig	Other Revenue Including Interest Income OtherRevenueIncludingInterestIncome	37931000000	USD
	us-gaap	Revenues Revenues	37931000000	USD
	us-gaap	Interest Expense InterestExpense	1057000000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-13000000	USD
	aig	Other Expense OtherExpense	32610000000	USD
	us-gaap	Benefits Losses And Expenses BenefitsLossesAndExpenses	33680000000	USD
	aig	Income Loss From Continuing Operations Before Income Taxes IncomeLossFromContinuingOperationsBeforeIncomeTaxes	4251000000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	950000000	USD
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	3301000000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-1000000	USD
	us-gaap	Profit Loss ProfitLoss	3300000000	USD
	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	881000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	2419000000	USD
	us-gaap	Income Loss From Subsidiaries Before Tax IncomeLossFromSubsidiariesBeforeTax	0	USD
	aig	Other Revenue Including Interest Income OtherRevenueIncludingInterestIncome	34829000000	USD
	us-gaap	Revenues Revenues	34829000000	USD
	us-gaap	Interest Expense InterestExpense	902000000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-10000000	USD
	aig	Other Expense OtherExpense	32965000000	USD
	us-gaap	Benefits Losses And Expenses BenefitsLossesAndExpenses	33877000000	USD
	aig	Income Loss From Continuing Operations Before Income Taxes IncomeLossFromContinuingOperationsBeforeIncomeTaxes	952000000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	291000000	USD
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	661000000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-40000000	USD
	us-gaap	Profit Loss ProfitLoss	621000000	USD
	us-gaap	Income Loss From Continuing Operations Attributable To Noncontrolling Entity IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity	5000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	616000000	USD
CY2019Q3	us-gaap	Profit Loss ProfitLoss	973000000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	628000000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	1601000000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	321000000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1280000000	USD
CY2018Q3	us-gaap	Profit Loss ProfitLoss	-1259000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-766000000	USD
CY2018Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-2025000000	USD
CY2018Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	0	USD
CY2018Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-2025000000	USD
	us-gaap	Profit Loss ProfitLoss	3300000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	7048000000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	10348000000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	901000000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	9447000000	USD
	us-gaap	Profit Loss ProfitLoss	621000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-5425000000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-4804000000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	5000000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-4809000000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-789000000	USD
	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	48471000000	USD
	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	2000000	USD
	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	51509000000	USD
	us-gaap	Proceeds From Payments For Long Term Loans For Related Parties ProceedsFromPaymentsForLongTermLoansForRelatedParties	0	USD
	aig	Contributionsfromtosubsidiariesnet Contributionsfromtosubsidiariesnet	0	USD
	aig	Increase Decrease In Short Term Investments Net IncreaseDecreaseInShortTermInvestmentsNet	4586000000	USD
	aig	Payments For Other Investing Activities PaymentsForOtherInvestingActivities	-2829000000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-4793000000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	2564000000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	2421000000	USD
	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	485000000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
	aig	Proceeds From Payments For Long Term Loans For Affiliates Financing Activities ProceedsFromPaymentsForLongTermLoansForAffiliatesFinancingActivities	0	USD
	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	15000000	USD
	aig	Interest Paid Intercompany InterestPaidIntercompany	0	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	193000000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	835000000	USD
	aig	Payments For Proceeds From Other Unspecified Financing Activities PaymentsForProceedsFromOtherUnspecifiedFinancingActivities	-6177000000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	5955000000	USD
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	39000000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	412000000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3358000000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3770000000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-38000000	USD
	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	46533000000	USD
	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	10000000	USD
	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	43928000000	USD
	us-gaap	Proceeds From Payments For Long Term Loans For Related Parties ProceedsFromPaymentsForLongTermLoansForRelatedParties	0	USD
	aig	Contributionsfromtosubsidiariesnet Contributionsfromtosubsidiariesnet	0	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	5052000000	USD
	aig	Increase Decrease In Short Term Investments Net IncreaseDecreaseInShortTermInvestmentsNet	-2411000000	USD
	aig	Payments For Other Investing Activities PaymentsForOtherInvestingActivities	891000000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-917000000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	4059000000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	2788000000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	994000000	USD
	aig	Proceeds From Payments For Long Term Loans For Affiliates Financing Activities ProceedsFromPaymentsForLongTermLoansForAffiliatesFinancingActivities	0	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	858000000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	858000000	USD
	aig	Payments For Proceeds From Other Unspecified Financing Activities PaymentsForProceedsFromOtherUnspecifiedFinancingActivities	-1914000000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	1333000000	USD
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	8000000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	386000000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2737000000	USD
CY2018Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3123000000	USD
CY2019Q3	us-gaap	Cash Cash	3361000000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3770000000	USD
	us-gaap	Interest Paid Net InterestPaidNet	1012000000	USD
	aig	Income Taxes Paid Intercompany Net IncomeTaxesPaidIntercompanyNet	0	USD
CY2018Q3	us-gaap	Cash Cash	2741000000	USD
CY2018Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3123000000	USD
	us-gaap	Interest Paid Net InterestPaidNet	1018000000	USD
	aig	Interest Paid Intercompany InterestPaidIntercompany	0	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	67000000	USD
	aig	Income Taxes Paid Intercompany Net IncomeTaxesPaidIntercompanyNet	0	USD

Files In Submission

Name	View Source	Status
0000005272-19-000054-index-headers.html	Edgar Link	pending
0000005272-19-000054-index.html	Edgar Link	pending
0000005272-19-000054.txt	Edgar Link	pending
0000005272-19-000054-xbrl.zip	Edgar Link	pending
aig-20190930.htm	Edgar Link	pending
aig-20190930.xsd	Edgar Link	pending
aig-20190930_cal.xml	Edgar Link	unprocessable
aig-20190930_def.xml	Edgar Link	unprocessable
aig-20190930_htm.xml	Edgar Link	completed
aig-20190930_lab.xml	Edgar Link	unprocessable
aig-20190930_pre.xml	Edgar Link	unprocessable
exhibit31.htm	Edgar Link	pending
exhibit32.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
image_000.jpg	Edgar Link	pending
image_001.gif	Edgar Link	pending
image_002.gif	Edgar Link	pending
image_003.gif	Edgar Link	pending
image_004.gif	Edgar Link	pending
image_005.gif	Edgar Link	pending
image_006.gif	Edgar Link	pending
image_007.gif	Edgar Link	pending
image_008.gif	Edgar Link	pending
image_009.gif	Edgar Link	pending
image_010.gif	Edgar Link	pending
image_011.gif	Edgar Link	pending
image_012.gif	Edgar Link	pending
image_013.gif	Edgar Link	pending
image_014.gif	Edgar Link	pending
image_015.gif	Edgar Link	pending
image_016.gif	Edgar Link	pending
image_017.gif	Edgar Link	pending
image_018.gif	Edgar Link	pending
image_019.gif	Edgar Link	pending
image_020.gif	Edgar Link	pending
image_021.gif	Edgar Link	pending
image_022.gif	Edgar Link	pending
image_023.gif	Edgar Link	pending
image_024.gif	Edgar Link	pending
image_025.gif	Edgar Link	pending
image_026.gif	Edgar Link	pending
image_027.gif	Edgar Link	pending
image_028.gif	Edgar Link	pending
image_029.gif	Edgar Link	pending
image_030.gif	Edgar Link	pending
image_031.gif	Edgar Link	pending
image_032.gif	Edgar Link	pending
image_033.jpg	Edgar Link	pending
image_034.jpg	Edgar Link	pending
image_035.jpg	Edgar Link	pending
image_036.jpg	Edgar Link	pending
image_037.gif	Edgar Link	pending
image_038.gif	Edgar Link	pending
image_039.gif	Edgar Link	pending
image_040.gif	Edgar Link	pending
image_041.gif	Edgar Link	pending
image_042.gif	Edgar Link	pending
image_043.gif	Edgar Link	pending
image_044.gif	Edgar Link	pending
image_045.gif	Edgar Link	pending
image_046.gif	Edgar Link	pending
image_047.gif	Edgar Link	pending
image_048.gif	Edgar Link	pending
image_049.gif	Edgar Link	pending
image_050.gif	Edgar Link	pending
image_051.gif	Edgar Link	pending
image_052.gif	Edgar Link	pending
image_053.gif	Edgar Link	pending
image_054.gif	Edgar Link	pending
image_055.gif	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
R14.htm	Edgar Link	pending
R15.htm	Edgar Link	pending
R16.htm	Edgar Link	pending
R17.htm	Edgar Link	pending
R18.htm	Edgar Link	pending
R19.htm	Edgar Link	pending
R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
R22.htm	Edgar Link	pending
R23.htm	Edgar Link	pending
R24.htm	Edgar Link	pending
R25.htm	Edgar Link	pending
R26.htm	Edgar Link	pending
R27.htm	Edgar Link	pending
R28.htm	Edgar Link	pending
R29.htm	Edgar Link	pending
R3.htm	Edgar Link	pending
R30.htm	Edgar Link	pending
R31.htm	Edgar Link	pending
R32.htm	Edgar Link	pending
R33.htm	Edgar Link	pending
R34.htm	Edgar Link	pending
R35.htm	Edgar Link	pending
R36.htm	Edgar Link	pending
R37.htm	Edgar Link	pending
R38.htm	Edgar Link	pending
R39.htm	Edgar Link	pending
R4.htm	Edgar Link	pending
R40.htm	Edgar Link	pending
R41.htm	Edgar Link	pending
R42.htm	Edgar Link	pending
R43.htm	Edgar Link	pending
R44.htm	Edgar Link	pending
R45.htm	Edgar Link	pending
R46.htm	Edgar Link	pending
R47.htm	Edgar Link	pending
R48.htm	Edgar Link	pending
R49.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R50.htm	Edgar Link	pending
R51.htm	Edgar Link	pending
R52.htm	Edgar Link	pending
R53.htm	Edgar Link	pending
R54.htm	Edgar Link	pending
R55.htm	Edgar Link	pending
R56.htm	Edgar Link	pending
R57.htm	Edgar Link	pending
R58.htm	Edgar Link	pending
R59.htm	Edgar Link	pending
R6.htm	Edgar Link	pending
R60.htm	Edgar Link	pending
R61.htm	Edgar Link	pending
R62.htm	Edgar Link	pending
R63.htm	Edgar Link	pending
R64.htm	Edgar Link	pending
R65.htm	Edgar Link	pending
R66.htm	Edgar Link	pending
R67.htm	Edgar Link	pending
R68.htm	Edgar Link	pending
R69.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
R70.htm	Edgar Link	pending
R71.htm	Edgar Link	pending
R72.htm	Edgar Link	pending
R73.htm	Edgar Link	pending
R74.htm	Edgar Link	pending
R75.htm	Edgar Link	pending
R76.htm	Edgar Link	pending
R77.htm	Edgar Link	pending
R78.htm	Edgar Link	pending
R79.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R80.htm	Edgar Link	pending
R81.htm	Edgar Link	pending
R82.htm	Edgar Link	pending
R83.htm	Edgar Link	pending
R84.htm	Edgar Link	pending
R85.htm	Edgar Link	pending
R86.htm	Edgar Link	pending
R87.htm	Edgar Link	pending
R88.htm	Edgar Link	pending
R89.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
R90.htm	Edgar Link	pending
R91.htm	Edgar Link	pending
R92.htm	Edgar Link	pending
R93.htm	Edgar Link	pending
R94.htm	Edgar Link	pending
R95.htm	Edgar Link	pending
R96.htm	Edgar Link	pending
R97.htm	Edgar Link	pending
R98.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending

Create your account

Find Stocks Worth Researching

Deeply Understand Businesses

Value Businesses Intelligently

$AIG
AMERICAN INTERNATIONAL GROUP, INC. Stock $aig

2019 Q3 Form 10-Q Financial Statement

#000000527219000054 Filed on November 01, 2019

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$AIG AMERICAN INTERNATIONAL GROUP, INC. Stock $aig

2019 Q3 Form 10-Q Financial Statement

#000000527219000054 Filed on November 01, 2019

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$AIG
AMERICAN INTERNATIONAL GROUP, INC. Stock $aig