$AMP
AMERIPRISE FINANCIAL INC Stock $amp

$amp Overview Financials Valuation SEC Filings Company Website

2020 Q4 Form 10-K Financial Statement

#000082002721000012 Filed on February 24, 2021

Income Statement

Concept	2020 Q4	2020 Q3	2020 Q2
Revenue	$3.183B	$3.013B	$2.730B
YoY Change	-3.16%	-10.09%	-16.82%
Cost Of Revenue	$2.205B	$1.104B	$1.467B
YoY Change	15.99%	85.86%	151.2%
Gross Profit	$984.0M	$1.909B	$1.263B
YoY Change	-18.2%	-30.76%	-53.19%
Gross Profit Margin	30.91%	63.36%	46.26%
Selling, General & Admin	$828.0M	$763.0M	$776.0M
YoY Change	-1.08%	-6.72%	-5.48%
% of Gross Profit	84.15%	39.97%	61.44%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$57.00M	$85.00M	-$248.0M
YoY Change	11.76%	-24.11%	-527.59%
% of Gross Profit	5.79%	4.45%	-19.64%
Operating Expenses	$756.0M	$1.952B	$1.995B
YoY Change	-9.13%	109.44%	126.45%
Operating Profit	$228.0M	-$43.00M	-$732.0M
YoY Change	-38.54%	-102.36%	-140.29%
Interest Expense	-$38.00M	-$37.00M	-$41.00M
YoY Change	-24.0%	-28.85%	-30.51%
% of Operating Profit	-16.67%
Other Income/Expense, Net
YoY Change
Pretax Income	$190.0M	-$184.0M	-$526.0M
YoY Change	-64.42%	-128.71%	-189.61%
Income Tax	$13.00M	-$44.00M	$13.00M
% Of Pretax Income	6.84%
Net Earnings	$177.0M	-$140.0M	-$539.0M
YoY Change	-61.77%	-125.78%	-209.55%
Net Earnings / Revenue	5.56%	-4.65%	-19.74%
Basic Earnings Per Share	$1.46	-$1.14	-$4.31
Diluted Earnings Per Share	$1.43	-$1.14	-$4.31
COMMON SHARES
Basic Shares Outstanding	120.9M shares	123.0M shares	125.0M shares
Diluted Shares Outstanding	123.4M shares	124.9M shares	126.2M shares

Balance Sheet

Concept	2020 Q4	2020 Q3	2020 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$6.845B	$7.668B	$7.703B
YoY Change	78.86%	42.21%	76.63%
Cash & Equivalents	$8.903B	$10.22B	$10.12B
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables	$7.819B	$7.383B	$7.275B
Other Receivables	$16.00M	$9.000M	$20.00M
Total Short-Term Assets	$14.68B	$15.06B	$15.00B
YoY Change	33.01%	18.21%	27.14%
LONG-TERM ASSETS
Property, Plant & Equipment	$602.0M	$274.0M
YoY Change	-1.31%	0.0%
Goodwill	$1.176B
YoY Change	0.77%
Intangibles
YoY Change
Long-Term Investments	$42.95B	$42.64B	$40.70B
YoY Change	8.67%	14.09%	9.99%
Other Assets	$5.090B	$5.001B	$4.915B
YoY Change	0.12%	-26.3%	-30.94%
Total Long-Term Assets	$151.2B	$143.6B	$139.9B
YoY Change	7.4%	5.01%	2.21%
TOTAL ASSETS
Total Short-Term Assets	$14.68B	$15.06B	$15.00B
Total Long-Term Assets	$151.2B	$143.6B	$139.9B
Total Assets	$165.9B	$158.7B	$154.9B
YoY Change	9.26%	6.14%	4.19%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$1.998B	$1.770B	$1.650B
YoY Change	6.05%	-0.73%	-2.14%
Accrued Expenses	$254.0M	$295.0M
YoY Change	4.53%	21.4%
Deferred Revenue
YoY Change
Short-Term Debt	$17.84B	$17.02B	$16.27B
YoY Change	21.94%	24.79%	20.75%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$20.09B	$19.08B	$17.92B
YoY Change	19.9%	21.83%	16.32%
LONG-TERM LIABILITIES
Long-Term Debt	$4.744B	$4.734B	$4.324B
YoY Change	0.4%	-0.78%	-10.12%
Other Long-Term Liabilities	$135.2B	$128.8B	$126.2B
YoY Change	8.48%	4.65%	3.04%
Total Long-Term Liabilities	$139.9B	$133.5B	$130.5B
YoY Change	8.18%	4.45%	2.55%
TOTAL LIABILITIES
Total Short-Term Liabilities	$20.09B	$19.08B	$17.92B
Total Long-Term Liabilities	$139.9B	$133.5B	$130.5B
Total Liabilities	$160.0B	$152.6B	$148.4B
YoY Change	9.53%	6.34%	4.03%
SHAREHOLDERS EQUITY
Retained Earnings	$15.29B	$15.24B	$15.51B
YoY Change	7.09%	9.3%	14.63%
Common Stock	$8.825B	$8.680B	$8.625B
YoY Change	4.27%	3.39%	3.42%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$18.88B	$18.37B	$18.03B
YoY Change	9.28%	10.14%	11.92%
Treasury Stock Shares	215.6M shares	212.8M shares	210.6M shares
Shareholders Equity	$5.867B	$6.067B	$6.500B
YoY Change
Total Liabilities & Shareholders Equity	$165.9B	$158.7B	$154.9B
YoY Change	9.26%	6.14%	4.19%

Cashflow Statement

Concept	2020 Q4	2020 Q3	2020 Q2
OPERATING ACTIVITIES
Net Income	$177.0M	-$140.0M	-$539.0M
YoY Change	-61.77%	-125.78%	-209.55%
Depreciation, Depletion And Amortization	$57.00M	$85.00M	-$248.0M
YoY Change	11.76%	-24.11%	-527.59%
Cash From Operating Activities	-$1.016B	$936.0M	-$190.0M
YoY Change	3403.45%	-32.47%	-120.59%
INVESTING ACTIVITIES
Capital Expenditures	-$40.00M	-$45.00M	-$33.00M
YoY Change	-6.98%	36.36%	-8.33%
Acquisitions
YoY Change
Other Investing Activities	-$433.0M	-$1.480B	-$823.0M
YoY Change	-70.24%	1900.0%	-25.99%
Cash From Investing Activities	-$473.0M	-$1.525B	-$856.0M
YoY Change	-68.42%	1325.23%	-25.44%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	159.0M	676.0M	-511.0M
YoY Change	6.0%	-256.48%	-142.41%
NET CHANGE
Cash From Operating Activities	-1.016B	936.0M	-190.0M
Cash From Investing Activities	-473.0M	-1.525B	-856.0M
Cash From Financing Activities	159.0M	676.0M	-511.0M
Net Change In Cash	-1.330B	87.00M	-1.557B
YoY Change	-3.41%	-89.73%	-258.88%
FREE CASH FLOW
Cash From Operating Activities	-$1.016B	$936.0M	-$190.0M
Capital Expenditures	-$40.00M	-$45.00M	-$33.00M
Free Cash Flow	-$976.0M	$981.0M	-$157.0M
YoY Change	-7071.43%	-30.87%	-116.37%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2020	dei	Entity Registrant Name EntityRegistrantName	AMERIPRISE FINANCIAL, INC.
CY2020	dei	Entity Central Index Key EntityCentralIndexKey	0000820027
CY2020	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2020	dei	Document Type DocumentType	10-K
CY2020	dei	Document Period End Date DocumentPeriodEndDate	2020-12-31
CY2020	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
CY2020	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2020	dei	Amendment Flag AmendmentFlag	false
CY2021Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	116752287	shares
CY2020Q2	dei	Entity Public Float EntityPublicFloat	18100000000	USD
CY2020	dei	Document Type DocumentType	10-K
CY2020	dei	Document Annual Report DocumentAnnualReport	true
CY2020	dei	Document Period End Date DocumentPeriodEndDate	2020-12-31
CY2020	dei	Document Transition Report DocumentTransitionReport	false
CY2020	dei	Entity File Number EntityFileNumber	1-32525
CY2020	dei	Entity Registrant Name EntityRegistrantName	AMERIPRISE FINANCIAL, INC.
CY2020	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2020	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	13-3180631
CY2020	dei	Entity Address Address Line1 EntityAddressAddressLine1	1099 Ameriprise Financial Center
CY2020	dei	Entity Address City Or Town EntityAddressCityOrTown	Minneapolis
CY2020	dei	Entity Address State Or Province EntityAddressStateOrProvince	MN
CY2020	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	55474
CY2020	dei	City Area Code CityAreaCode	(612)
CY2020	dei	Local Phone Number LocalPhoneNumber	671-3131
CY2020	dei	Security12b Title Security12bTitle	Common Stock (par value $.01 per share)
CY2020	dei	Trading Symbol TradingSymbol	AMP
CY2020	dei	Security Exchange Name SecurityExchangeName	NYSE
CY2020	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2020	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2020	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2020	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2020	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2020	dei	Entity Small Business EntitySmallBusiness	false
CY2020	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2020	dei	Entity Shell Company EntityShellCompany	false
CY2020Q2	dei	Entity Public Float EntityPublicFloat	18100000000	USD
CY2021Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	116752287	shares
CY2020	amp	Net Income From Investment NetIncomeFromInvestment	1251000000	USD
CY2019	amp	Net Income From Investment NetIncomeFromInvestment	1463000000	USD
CY2018	amp	Net Income From Investment NetIncomeFromInvestment	1596000000	USD
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CY2018	us-gaap	Premiums Earned Net PremiumsEarnedNet	2467000000	USD
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CY2019	us-gaap	Other Income OtherIncome	269000000	USD
CY2018	us-gaap	Other Income OtherIncome	208000000	USD
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CY2020	us-gaap	Interest Expense Deposits InterestExpenseDeposits	59000000	USD
CY2019	us-gaap	Interest Expense Deposits InterestExpenseDeposits	136000000	USD
CY2018	us-gaap	Interest Expense Deposits InterestExpenseDeposits	89000000	USD
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CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-66000000	USD
CY2019	amp	Other Than Temporary Impairments And Provision For Loan Losses OtherThanTemporaryImpairmentsAndProvisionForLoanLosses	22000000	USD
CY2019	us-gaap	Net Realized Or Unrealized Gain Loss On Trading Securities NetRealizedOrUnrealizedGainLossOnTradingSecurities	10000000	USD
CY2018	us-gaap	Net Realized Or Unrealized Gain Loss On Trading Securities NetRealizedOrUnrealizedGainLossOnTradingSecurities	12000000	USD
CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-95000000	USD
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-63000000	USD
CY2020	amp	Other Than Temporary Impairments And Provision For Loan Losses OtherThanTemporaryImpairmentsAndProvisionForLoanLosses	24000000	USD
CY2020	amp	Consolidated Investment Entities Unrealized Realized Gain Loss On Assets And Liabilities ConsolidatedInvestmentEntitiesUnrealizedRealizedGainLossOnAssetsAndLiabilities	-7000000	USD
CY2019	amp	Consolidated Investment Entities Unrealized Realized Gain Loss On Assets And Liabilities ConsolidatedInvestmentEntitiesUnrealizedRealizedGainLossOnAssetsAndLiabilities	-9000000	USD
CY2018	amp	Consolidated Investment Entities Unrealized Realized Gain Loss On Assets And Liabilities ConsolidatedInvestmentEntitiesUnrealizedRealizedGainLossOnAssetsAndLiabilities	47000000	USD
CY2020	us-gaap	Increase Decrease Of Restricted Investments IncreaseDecreaseOfRestrictedInvestments	500000000	USD
CY2019	us-gaap	Increase Decrease Of Restricted Investments IncreaseDecreaseOfRestrictedInvestments	-124000000	USD
CY2018	us-gaap	Increase Decrease Of Restricted Investments IncreaseDecreaseOfRestrictedInvestments	-499000000	USD
CY2020	us-gaap	Increase Decrease In Deferred Policy Acquisition Costs IncreaseDecreaseInDeferredPolicyAcquisitionCosts	-49000000	USD
CY2019	us-gaap	Increase Decrease In Deferred Policy Acquisition Costs IncreaseDecreaseInDeferredPolicyAcquisitionCosts	112000000	USD
CY2018	us-gaap	Increase Decrease In Deferred Policy Acquisition Costs IncreaseDecreaseInDeferredPolicyAcquisitionCosts	-4000000	USD
CY2019	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-324000000	USD
CY2019	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	32000000	USD
CY2018	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	-57000000	USD
CY2020	us-gaap	Increase Decrease In Insurance Liabilities IncreaseDecreaseInInsuranceLiabilities	3054000000	USD
CY2019	us-gaap	Increase Decrease In Insurance Liabilities IncreaseDecreaseInInsuranceLiabilities	358000000	USD
CY2018	us-gaap	Increase Decrease In Insurance Liabilities IncreaseDecreaseInInsuranceLiabilities	528000000	USD
CY2020	amp	Derivatives Net Of Collateral DerivativesNetOfCollateral	-141000000	USD
CY2019	amp	Derivatives Net Of Collateral DerivativesNetOfCollateral	415000000	USD
CY2018	amp	Derivatives Net Of Collateral DerivativesNetOfCollateral	-144000000	USD
CY2020	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	648000000	USD
CY2018	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	398000000	USD
CY2020	us-gaap	Increase Decrease In Customer Deposits IncreaseDecreaseInCustomerDeposits	346000000	USD
CY2019	us-gaap	Increase Decrease In Customer Deposits IncreaseDecreaseInCustomerDeposits	-519000000	USD
CY2018	us-gaap	Increase Decrease In Customer Deposits IncreaseDecreaseInCustomerDeposits	-255000000	USD
CY2020	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	129000000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	46000000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-100000000	USD
CY2020	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	25000000	USD
CY2019	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	8202000000	USD
CY2019	amp	Change In Other Operating Assets And Liabilities Of Consolidated Investment Entities ChangeInOtherOperatingAssetsAndLiabilitiesOfConsolidatedInvestmentEntities	12000000	USD
CY2018	amp	Change In Other Operating Assets And Liabilities Of Consolidated Investment Entities ChangeInOtherOperatingAssetsAndLiabilitiesOfConsolidatedInvestmentEntities	-29000000	USD
CY2020	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	334000000	USD
CY2019	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-18000000	USD
CY2018	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-196000000	USD
CY2020	amp	Change In Other Operating Assets And Liabilities Of Consolidated Investment Entities ChangeInOtherOperatingAssetsAndLiabilitiesOfConsolidatedInvestmentEntities	15000000	USD
CY2020	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-359000000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-13000000	USD
CY2018	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-227000000	USD
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	4623000000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	2341000000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	2597000000	USD
CY2020	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	1708000000	USD
CY2019	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	242000000	USD
CY2018	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	435000000	USD
CY2020	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	9554000000	USD
CY2018	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	6738000000	USD
CY2020	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	13525000000	USD
CY2019	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	11911000000	USD
CY2018	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	8346000000	USD
CY2020	us-gaap	Proceeds From Sale And Collection Of Mortgage Notes Receivable ProceedsFromSaleAndCollectionOfMortgageNotesReceivable	217000000	USD
CY2019	us-gaap	Proceeds From Sale And Collection Of Mortgage Notes Receivable ProceedsFromSaleAndCollectionOfMortgageNotesReceivable	272000000	USD
CY2018	us-gaap	Proceeds From Sale And Collection Of Mortgage Notes Receivable ProceedsFromSaleAndCollectionOfMortgageNotesReceivable	295000000	USD
CY2020	us-gaap	Payments To Acquire Mortgage Notes Receivable PaymentsToAcquireMortgageNotesReceivable	165000000	USD
CY2019	us-gaap	Payments To Acquire Mortgage Notes Receivable PaymentsToAcquireMortgageNotesReceivable	354000000	USD
CY2018	us-gaap	Payments To Acquire Mortgage Notes Receivable PaymentsToAcquireMortgageNotesReceivable	235000000	USD
CY2020	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	198000000	USD
CY2019	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	276000000	USD
CY2018	us-gaap	Proceeds From Sale And Maturity Of Other Investments ProceedsFromSaleAndMaturityOfOtherInvestments	722000000	USD
CY2020	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	284000000	USD
CY2019	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	288000000	USD
CY2018	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	653000000	USD
CY2020	amp	Payment To Acquire Investments By Consolidated Investment Entities PaymentToAcquireInvestmentsByConsolidatedInvestmentEntities	957000000	USD
CY2019	amp	Payment To Acquire Investments By Consolidated Investment Entities PaymentToAcquireInvestmentsByConsolidatedInvestmentEntities	644000000	USD
CY2018	amp	Payment To Acquire Investments By Consolidated Investment Entities PaymentToAcquireInvestmentsByConsolidatedInvestmentEntities	411000000	USD
CY2020	amp	Proceeds From Sales And Maturities Of Investments By Consolidated Investment Entities ProceedsFromSalesAndMaturitiesOfInvestmentsByConsolidatedInvestmentEntities	606000000	USD
CY2019	amp	Proceeds From Sales And Maturities Of Investments By Consolidated Investment Entities ProceedsFromSalesAndMaturitiesOfInvestmentsByConsolidatedInvestmentEntities	684000000	USD
CY2018	amp	Proceeds From Sales And Maturities Of Investments By Consolidated Investment Entities ProceedsFromSalesAndMaturitiesOfInvestmentsByConsolidatedInvestmentEntities	1086000000	USD
CY2020	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	147000000	USD
CY2019	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	143000000	USD
CY2018	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	162000000	USD
CY2020	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	0	USD
CY2019	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	934000000	USD
CY2018	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	0	USD
CY2020	us-gaap	Payments For Derivative Instrument Investing Activities PaymentsForDerivativeInstrumentInvestingActivities	338000000	USD
CY2019	us-gaap	Payments For Derivative Instrument Investing Activities PaymentsForDerivativeInstrumentInvestingActivities	308000000	USD
CY2018	us-gaap	Payments For Derivative Instrument Investing Activities PaymentsForDerivativeInstrumentInvestingActivities	133000000	USD
CY2020	us-gaap	Proceeds From Derivative Instrument Investing Activities ProceedsFromDerivativeInstrumentInvestingActivities	133000000	USD
CY2019	us-gaap	Proceeds From Derivative Instrument Investing Activities ProceedsFromDerivativeInstrumentInvestingActivities	170000000	USD
CY2018	us-gaap	Proceeds From Derivative Instrument Investing Activities ProceedsFromDerivativeInstrumentInvestingActivities	133000000	USD
CY2020	us-gaap	Payments For Other Deposits PaymentsForOtherDeposits	4000000	USD
CY2019	us-gaap	Payments For Other Deposits PaymentsForOtherDeposits	349000000	USD
CY2020	us-gaap	Proceeds From Other Deposits ProceedsFromOtherDeposits	93000000	USD
CY2019	us-gaap	Proceeds From Other Deposits ProceedsFromOtherDeposits	98000000	USD
CY2020	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-17000000	USD
CY2019	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	115000000	USD
CY2018	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	56000000	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-2894000000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-3234000000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-587000000	USD
CY2020	amp	Investment Certificates And Banking Time Deposits Proceeds From Additions InvestmentCertificatesAndBankingTimeDepositsProceedsFromAdditions	4259000000	USD
CY2019	amp	Investment Certificates And Banking Time Deposits Proceeds From Additions InvestmentCertificatesAndBankingTimeDepositsProceedsFromAdditions	5110000000	USD
CY2018	amp	Investment Certificates And Banking Time Deposits Proceeds From Additions InvestmentCertificatesAndBankingTimeDepositsProceedsFromAdditions	6238000000	USD
CY2020	amp	Investment Certificates And Banking Time Deposits Maturities Withdrawals And Cash Surrenders InvestmentCertificatesAndBankingTimeDepositsMaturitiesWithdrawalsAndCashSurrenders	5016000000	USD
CY2020	us-gaap	Proceeds From Derivative Instrument Financing Activities ProceedsFromDerivativeInstrumentFinancingActivities	40000000	USD
CY2019	us-gaap	Proceeds From Derivative Instrument Financing Activities ProceedsFromDerivativeInstrumentFinancingActivities	206000000	USD
CY2019	amp	Investment Certificates And Banking Time Deposits Maturities Withdrawals And Cash Surrenders InvestmentCertificatesAndBankingTimeDepositsMaturitiesWithdrawalsAndCashSurrenders	5489000000	USD
CY2018	amp	Investment Certificates And Banking Time Deposits Maturities Withdrawals And Cash Surrenders InvestmentCertificatesAndBankingTimeDepositsMaturitiesWithdrawalsAndCashSurrenders	4745000000	USD
CY2020	us-gaap	Additions To Contract Holders Funds AdditionsToContractHoldersFunds	1649000000	USD
CY2019	us-gaap	Additions To Contract Holders Funds AdditionsToContractHoldersFunds	2152000000	USD
CY2018	us-gaap	Additions To Contract Holders Funds AdditionsToContractHoldersFunds	1933000000	USD
CY2020	amp	Policyholder And Contractholder Account Values Net Transfer From To Separate Accounts PolicyholderAndContractholderAccountValuesNetTransferFromToSeparateAccounts	125000000	USD
CY2019	amp	Policyholder And Contractholder Account Values Net Transfer From To Separate Accounts PolicyholderAndContractholderAccountValuesNetTransferFromToSeparateAccounts	86000000	USD
CY2018	amp	Policyholder And Contractholder Account Values Net Transfer From To Separate Accounts PolicyholderAndContractholderAccountValuesNetTransferFromToSeparateAccounts	75000000	USD
CY2020	us-gaap	Withdrawal From Contract Holders Funds WithdrawalFromContractHoldersFunds	1357000000	USD
CY2019	us-gaap	Withdrawal From Contract Holders Funds WithdrawalFromContractHoldersFunds	1728000000	USD
CY2018	us-gaap	Withdrawal From Contract Holders Funds WithdrawalFromContractHoldersFunds	1904000000	USD
CY2020	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	3616000000	USD
CY2019	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	3788000000	USD
CY2020	us-gaap	Payments For Derivative Instrument Financing Activities PaymentsForDerivativeInstrumentFinancingActivities	211000000	USD
CY2019	us-gaap	Payments For Derivative Instrument Financing Activities PaymentsForDerivativeInstrumentFinancingActivities	396000000	USD
CY2018	us-gaap	Payments For Derivative Instrument Financing Activities PaymentsForDerivativeInstrumentFinancingActivities	228000000	USD
CY2018	us-gaap	Proceeds From Derivative Instrument Financing Activities ProceedsFromDerivativeInstrumentFinancingActivities	254000000	USD
CY2020	us-gaap	Proceeds From Debt Net Of Issuance Costs ProceedsFromDebtNetOfIssuanceCosts	496000000	USD
CY2019	us-gaap	Proceeds From Debt Net Of Issuance Costs ProceedsFromDebtNetOfIssuanceCosts	497000000	USD
CY2020	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	762000000	USD
CY2019	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	313000000	USD
CY2018	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	13000000	USD
CY2020	us-gaap	Payments Of Dividends PaymentsOfDividends	497000000	USD
CY2019	us-gaap	Payments Of Dividends PaymentsOfDividends	504000000	USD
CY2018	us-gaap	Payments Of Dividends PaymentsOfDividends	506000000	USD
CY2020	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1441000000	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1943000000	USD
CY2018	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1630000000	USD
CY2020	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	3000000	USD
CY2019	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	3000000	USD
CY2018	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	2000000	USD
CY2020	amp	Borrowings Of Consolidated Investment Entities BorrowingsOfConsolidatedInvestmentEntities	382000000	USD
CY2018	amp	Borrowings Of Consolidated Investment Entities BorrowingsOfConsolidatedInvestmentEntities	936000000	USD
CY2020	amp	Repayments Of Debt Of Consolidated Investment Entities RepaymentsOfDebtOfConsolidatedInvestmentEntities	74000000	USD
CY2019	amp	Repayments Of Debt Of Consolidated Investment Entities RepaymentsOfDebtOfConsolidatedInvestmentEntities	84000000	USD
CY2018	amp	Repayments Of Debt Of Consolidated Investment Entities RepaymentsOfDebtOfConsolidatedInvestmentEntities	1528000000	USD
CY2020	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-10000000	USD
CY2019	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	1000000	USD
CY2018	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	3000000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	952000000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	1214000000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1263000000	USD
CY2020	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	9000000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	9000000	USD
CY2018	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-8000000	USD
CY2020	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	2690000000	USD
CY2019	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	330000000	USD
CY2018	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	739000000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	6213000000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	5883000000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	5144000000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	8903000000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	6213000000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	5883000000	USD
CY2020	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	236000000	USD
CY2019	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	609000000	USD
CY2018	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	538000000	USD
CY2020	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	0	USD
CY2019	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	13000000	USD
CY2020	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	76000000	USD
CY2019	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	41000000	USD
CY2020	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	0	USD
CY2019	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	4000000	USD
CY2018	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	1000000	USD
CY2020	amp	Investmentstransferredinconnectionwithreinsurancetransaction Investmentstransferredinconnectionwithreinsurancetransaction	0	USD
CY2019	amp	Investmentstransferredinconnectionwithreinsurancetransaction Investmentstransferredinconnectionwithreinsurancetransaction	1265000000	USD
CY2020Q4	us-gaap	Securities Segregated Under Other Regulations SecuritiesSegregatedUnderOtherRegulations	500000000	USD
CY2019Q4	us-gaap	Securities Segregated Under Other Regulations SecuritiesSegregatedUnderOtherRegulations	0	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	8903000000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	6213000000	USD
CY2020Q4	amp	Cost Method Investment Ownership Percentage High End Of Range CostMethodInvestmentOwnershipPercentageHighEndOfRange	0.20
CY2020	us-gaap	Use Of Estimates UseOfEstimates	<div style="margin-bottom:3pt;margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Amounts Based on Estimates and Assumptions</span></div><div style="margin-bottom:5pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">Accounting estimates are an integral part of the Consolidated Financial Statements. In part, they are based upon assumptions concerning future events. Among the more significant are those that relate to investment securities valuation and recognition of other-than-temporary impairments, deferred acquisition costs (“DAC”) and the corresponding recognition of DAC amortization, valuation of derivative instruments and hedging activities, litigation reserves, future policy benefits and claims reserves and income taxes and the recognition of deferred</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:7pt;font-weight:400;line-height:118%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">tax</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:7pt;font-weight:400;line-height:118%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">assets and</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:7pt;font-weight:400;line-height:118%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">liabilities.</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:118%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">These</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:7pt;font-weight:400;line-height:118%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">accounting</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:7pt;font-weight:400;line-height:118%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">estimates</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:7pt;font-weight:400;line-height:118%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">reflect</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:7pt;font-weight:400;line-height:118%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">the</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:7pt;font-weight:400;line-height:118%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">best</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:7pt;font-weight:400;line-height:118%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">judgment</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:7pt;font-weight:400;line-height:118%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">of</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:118%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">management</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:118%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">and</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:118%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">actual</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:118%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">results could</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:400;line-height:118%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">differ.</span></div>
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	602000000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	610000000	USD
CY2020Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1900000000	USD
CY2019Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1800000000	USD
CY2020	us-gaap	Depreciation Depreciation	153000000	USD
CY2019	us-gaap	Depreciation Depreciation	147000000	USD
CY2018	us-gaap	Depreciation Depreciation	146000000	USD
CY2020	us-gaap	Revenue Recognition Deferred Revenue RevenueRecognitionDeferredRevenue	<div style="margin-bottom:3pt;margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Unearned Revenue Liability</span></div><div style="margin-bottom:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:118%">The Company’s UL and VUL policies require payment of fees or other policyholder assessments in advance for services to be provided in future periods. These charges are deferred as unearned revenue and amortized using EGPs, similar to DAC. The unearned revenue liability is recorded in other liabilities and the amortization is recorded in premiums, policy and contract charges.</span></div>For clients who pay financial planning fees prior to the advisor’s delivery of the financial plan, the financial planning fees received in advance are deferred as unearned revenue until the plan is delivered to the client.
CY2020	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	11899000000	USD
CY2019	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	12967000000	USD
CY2018	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	12835000000	USD
CY2019Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	0	USD
CY2020Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	403000000	USD
CY2019Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	400000000	USD
CY2020	us-gaap	Investment Income Interest InvestmentIncomeInterest	1161000000	USD
CY2019	us-gaap	Investment Income Interest InvestmentIncomeInterest	1378000000	USD
CY2018	us-gaap	Investment Income Interest InvestmentIncomeInterest	1353000000	USD
CY2020	amp	Net Realized Investment Gains Losses NetRealizedInvestmentGainsLosses	-10000000	USD
CY2019	amp	Net Realized Investment Gains Losses NetRealizedInvestmentGainsLosses	-8000000	USD
CY2018	amp	Net Realized Investment Gains Losses NetRealizedInvestmentGainsLosses	10000000	USD
CY2020	amp	Investment Income Expenses Affordable Housing Partnerships InvestmentIncomeExpensesAffordableHousingPartnerships	-66000000	USD
CY2019	amp	Investment Income Expenses Affordable Housing Partnerships InvestmentIncomeExpensesAffordableHousingPartnerships	-98000000	USD
CY2018	amp	Investment Income Expenses Affordable Housing Partnerships InvestmentIncomeExpensesAffordableHousingPartnerships	-58000000	USD
CY2020	amp	Investment Income Other InvestmentIncomeOther	89000000	USD
CY2019	amp	Investment Income Other InvestmentIncomeOther	97000000	USD
CY2018	amp	Investment Income Other InvestmentIncomeOther	154000000	USD
CY2020	amp	Investment Income From Consolidated Investment Entities InvestmentIncomeFromConsolidatedInvestmentEntities	77000000	USD
CY2019	amp	Investment Income From Consolidated Investment Entities InvestmentIncomeFromConsolidatedInvestmentEntities	94000000	USD
CY2018	amp	Investment Income From Consolidated Investment Entities InvestmentIncomeFromConsolidatedInvestmentEntities	137000000	USD
CY2020	amp	Net Income From Investment NetIncomeFromInvestment	1251000000	USD
CY2019	amp	Net Income From Investment NetIncomeFromInvestment	1463000000	USD
CY2018	amp	Net Income From Investment NetIncomeFromInvestment	1596000000	USD
CY2020Q4	us-gaap	Security Owned And Pledged As Collateral Fair Value SecurityOwnedAndPledgedAsCollateralFairValue	3600000000	USD
CY2019Q4	us-gaap	Security Owned And Pledged As Collateral Fair Value SecurityOwnedAndPledgedAsCollateralFairValue	2200000000	USD
CY2020Q4	us-gaap	Financial Instruments Owned And Pledged As Collateral Amount Eligible To Be Repledged By Counterparty FinancialInstrumentsOwnedAndPledgedAsCollateralAmountEligibleToBeRepledgedByCounterparty	454000000	USD
CY2020Q4	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	-27000000	USD
CY2020	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2019Q4	us-gaap	Financial Instruments Owned And Pledged As Collateral Amount Eligible To Be Repledged By Counterparty FinancialInstrumentsOwnedAndPledgedAsCollateralAmountEligibleToBeRepledgedByCounterparty	576000000	USD
CY2020Q4	amp	Fixed Maturity Securities As Percentage Of Total Investments FixedMaturitySecuritiesAsPercentageOfTotalInvestments	0.88
CY2019Q4	amp	Number Investment Holdings Of Issuer Other Than Government Sponsored Enterprises As Percentage Of Shareholders Equity NumberInvestmentHoldingsOfIssuerOtherThanGovernmentSponsoredEnterprisesAsPercentageOfShareholdersEquity	0	item
CY2020Q4	amp	Number Investment Holdings Of Issuer Other Than Government Sponsored Enterprises As Percentage Of Shareholders Equity NumberInvestmentHoldingsOfIssuerOtherThanGovernmentSponsoredEnterprisesAsPercentageOfShareholdersEquity	0	item
CY2020Q4	amp	Holdings Of Issuer Other Than Gnma Fnma And Fhlmc As Percentage Of Shareholders Equity Maximum HoldingsOfIssuerOtherThanGnmaFnmaAndFhlmcAsPercentageOfShareholdersEquityMaximum	0.10
CY2019Q4	amp	Holdings Of Issuer Other Than Gnma Fnma And Fhlmc As Percentage Of Shareholders Equity Maximum HoldingsOfIssuerOtherThanGnmaFnmaAndFhlmcAsPercentageOfShareholdersEquityMaximum	0.10
CY2020	dei	Document Period End Date DocumentPeriodEndDate	2020-12-31
CY2020	dei	Document Period End Date DocumentPeriodEndDate	2020-12-31
CY2020Q4	amp	Investment Grade Available For Sale Securities With Gross Unrealized Losses InvestmentGradeAvailableForSaleSecuritiesWithGrossUnrealizedLosses	0.92
CY2020	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2019	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	1000000	USD
CY2018	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	0	USD
CY2020Q4	us-gaap	Credit Card Receivables CreditCardReceivables	96000000	USD
CY2020Q4	us-gaap	Funds Held Under Reinsurance Agreements Asset FundsHeldUnderReinsuranceAgreementsAsset	1400000000	USD
CY2019Q4	us-gaap	Funds Held Under Reinsurance Agreements Asset FundsHeldUnderReinsuranceAgreementsAsset	1500000000	USD
CY2020Q4	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	0	USD
CY2020	amp	Maximumamountoflifepolicyriskretainedbyentitynetofreinsuredamounts Maximumamountoflifepolicyriskretainedbyentitynetofreinsuredamounts	1500000	USD
CY2020	us-gaap	Reinsurance Effect On Claims And Benefits Incurred Amount Ceded ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountCeded	400000000	USD
CY2019	us-gaap	Reinsurance Effect On Claims And Benefits Incurred Amount Ceded ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountCeded	407000000	USD
CY2018	us-gaap	Reinsurance Effect On Claims And Benefits Incurred Amount Ceded ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountCeded	402000000	USD
CY2020Q4	us-gaap	Reinsurance Recoverables ReinsuranceRecoverables	3400000000	USD
CY2019Q4	us-gaap	Reinsurance Recoverables ReinsuranceRecoverables	3200000000	USD
CY2020Q4	us-gaap	Assumed Liability For Unpaid Claims And Claims Adjustment Expense AssumedLiabilityForUnpaidClaimsAndClaimsAdjustmentExpense	440000000	USD
CY2019Q4	us-gaap	Assumed Liability For Unpaid Claims And Claims Adjustment Expense AssumedLiabilityForUnpaidClaimsAndClaimsAdjustmentExpense	466000000	USD
CY2020	us-gaap	Impairment Of Intangible Assets Excluding Goodwill ImpairmentOfIntangibleAssetsExcludingGoodwill	-2000000	USD
CY2019	us-gaap	Impairment Of Intangible Assets Excluding Goodwill ImpairmentOfIntangibleAssetsExcludingGoodwill	5000000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	1158000000	USD
CY2019	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	10000000	USD
CY2019	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	-1000000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	1167000000	USD
CY2020	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	10000000	USD
CY2020	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	-1000000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	1176000000	USD
CY2020Q4	us-gaap	Indefinite Lived Contractual Rights IndefiniteLivedContractualRights	640000000	USD
CY2019Q4	us-gaap	Indefinite Lived Contractual Rights IndefiniteLivedContractualRights	641000000	USD
CY2020Q4	us-gaap	Indefinite Lived Trade Names IndefiniteLivedTradeNames	69000000	USD
CY2019Q4	us-gaap	Indefinite Lived Trade Names IndefiniteLivedTradeNames	69000000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	642000000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	534000000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	108000000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	608000000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	495000000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	113000000	USD
CY2020	us-gaap	Finitelived Intangible Assets Acquired1 FinitelivedIntangibleAssetsAcquired1	25000000	USD
CY2020	us-gaap	Acquired Finite Lived Intangible Assets Weighted Average Useful Life AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife	P5Y
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	31000000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	37000000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	30000000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	32000000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	28000000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	24000000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	11000000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	7000000	USD
CY2020Q4	us-gaap	Policyholder Funds PolicyholderFunds	21002000000	USD
CY2019Q4	us-gaap	Policyholder Funds PolicyholderFunds	19793000000	USD
CY2020Q4	us-gaap	Liability For Future Policy Benefits LiabilityForFuturePolicyBenefits	12799000000	USD
CY2019Q4	us-gaap	Liability For Future Policy Benefits LiabilityForFuturePolicyBenefits	10553000000	USD
CY2020Q4	us-gaap	Liability For Claims And Claims Adjustment Expense LiabilityForClaimsAndClaimsAdjustmentExpense	191000000	USD
CY2019Q4	us-gaap	Liability For Claims And Claims Adjustment Expense LiabilityForClaimsAndClaimsAdjustmentExpense	166000000	USD
CY2020Q4	amp	Policyholder Account Balances Future Policy Benefitsand Claims PolicyholderAccountBalancesFuturePolicyBenefitsandClaims	33992000000	USD
CY2019Q4	amp	Policyholder Account Balances Future Policy Benefitsand Claims PolicyholderAccountBalancesFuturePolicyBenefitsandClaims	30512000000	USD
CY2020Q4	amp	Separate Accounts Liability Variable Annuity SeparateAccountsLiabilityVariableAnnuity	79299000000	USD
CY2019Q4	amp	Separate Accounts Liability Variable Annuity SeparateAccountsLiabilityVariableAnnuity	74965000000	USD
CY2020Q4	amp	Separate Accounts Liability Variable Universal Life Insurance SeparateAccountsLiabilityVariableUniversalLifeInsurance	8226000000	USD
CY2019Q4	amp	Separate Accounts Liability Variable Universal Life Insurance SeparateAccountsLiabilityVariableUniversalLifeInsurance	7429000000	USD
CY2020Q4	amp	Separate Accounts Liability Other Insurance SeparateAccountsLiabilityOtherInsurance	31000000	USD
CY2019Q4	amp	Separate Accounts Liability Other Insurance SeparateAccountsLiabilityOtherInsurance	31000000	USD
CY2020Q4	amp	Separate Accounts Liability Investment SeparateAccountsLiabilityInvestment	5055000000	USD
CY2019Q4	amp	Separate Accounts Liability Investment SeparateAccountsLiabilityInvestment	5063000000	USD
CY2020Q4	us-gaap	Separate Accounts Liability SeparateAccountsLiability	92611000000	USD
CY2019Q4	us-gaap	Separate Accounts Liability SeparateAccountsLiability	87488000000	USD
CY2020Q4	amp	Amountofreservesthatdonotallowforasurrendercharge Amountofreservesthatdonotallowforasurrendercharge	3200000000	USD
CY2020Q4	amp	Percentage Of Participation In Market Index In First Option PercentageOfParticipationInMarketIndexInFirstOption	1
CY2020Q4	amp	Percentage Of Participation In Market Index In Second Option PercentageOfParticipationInMarketIndexInSecondOption	0.25
CY2020	amp	Cumulative Changein Embedded Derivatives Dueto Nonperformance CumulativeChangeinEmbeddedDerivativesDuetoNonperformance	-727000000	USD
CY2019	amp	Cumulative Changein Embedded Derivatives Dueto Nonperformance CumulativeChangeinEmbeddedDerivativesDuetoNonperformance	-502000000	USD
CY2020Q4	us-gaap	Securities Borrowed Gross SecuritiesBorrowedGross	147000000	USD
CY2020Q4	us-gaap	Securities Borrowed Gross SecuritiesBorrowedGross	147000000	USD
CY2020Q4	us-gaap	Securities Borrowed Not Offset Policy Election Deduction SecuritiesBorrowedNotOffsetPolicyElectionDeduction	43000000	USD
CY2020Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Securities SecuritiesBorrowedCollateralObligationToReturnSecurities	103000000	USD
CY2020Q4	us-gaap	Securities Borrowed Amount Offset Against Collateral SecuritiesBorrowedAmountOffsetAgainstCollateral	1000000	USD
CY2020Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Gross DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedGross	6017000000	USD
CY2020Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Gross DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedGross	6017000000	USD
CY2020Q4	amp	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Not Offset Financial Instruments DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedNotOffsetFinancialInstruments	4021000000	USD
CY2020Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Collateral Obligation To Return Cash DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnCash	1452000000	USD
CY2020Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Collateral Obligation To Return Securities DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnSecurities	418000000	USD
CY2020Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Amount Offset Against Collateral DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAmountOffsetAgainstCollateral	126000000	USD
CY2019Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned Amount Offset Against Collateral DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedAmountOffsetAgainstCollateral	29000000	USD
CY2019Q4	us-gaap	Securities Borrowed Gross SecuritiesBorrowedGross	102000000	USD
CY2019Q4	us-gaap	Securities Borrowed Gross SecuritiesBorrowedGross	102000000	USD
CY2019Q4	us-gaap	Securities Borrowed Not Offset Policy Election Deduction SecuritiesBorrowedNotOffsetPolicyElectionDeduction	14000000	USD
CY2019Q4	us-gaap	Securities Borrowed Collateral Obligation To Return Securities SecuritiesBorrowedCollateralObligationToReturnSecurities	85000000	USD
CY2019Q4	us-gaap	Securities Borrowed Amount Offset Against Collateral SecuritiesBorrowedAmountOffsetAgainstCollateral	3000000	USD
CY2019Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Gross DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedGross	4463000000	USD
CY2019Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Gross DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedGross	4463000000	USD
CY2019Q4	amp	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Not Offset Financial Instruments DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedNotOffsetFinancialInstruments	2973000000	USD
CY2019Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Collateral Obligation To Return Cash DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnCash	1244000000	USD
CY2019Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Collateral Obligation To Return Securities DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnSecurities	158000000	USD
CY2019Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Amount Offset Against Collateral DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAmountOffsetAgainstCollateral	88000000	USD
CY2020Q4	us-gaap	Securities Loaned Gross SecuritiesLoanedGross	205000000	USD
CY2020Q4	us-gaap	Securities Loaned Gross SecuritiesLoanedGross	205000000	USD
CY2020Q4	us-gaap	Securities Loaned Not Offset Policy Election Deduction SecuritiesLoanedNotOffsetPolicyElectionDeduction	43000000	USD
CY2020Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Securities SecuritiesLoanedCollateralRightToReclaimSecurities	157000000	USD
CY2020Q4	us-gaap	Securities Loaned Amount Offset Against Collateral SecuritiesLoanedAmountOffsetAgainstCollateral	5000000	USD
CY2020Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned Gross DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedGross	4517000000	USD
CY2020Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned Gross DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedGross	4517000000	USD
CY2020Q4	amp	Derivative Liability Securities Sold Under Agreements To Repurchase Securities Loaned Not Offset Financial Instruments DerivativeLiabilitySecuritiesSoldUnderAgreementsToRepurchaseSecuritiesLoanedNotOffsetFinancialInstruments	4021000000	USD
CY2020Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned Collateral Right To Reclaim Cash DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedCollateralRightToReclaimCash	1000000	USD
CY2020Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned Collateral Right To Reclaim Securities DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedCollateralRightToReclaimSecurities	484000000	USD
CY2020Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned Amount Offset Against Collateral DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedAmountOffsetAgainstCollateral	11000000	USD
CY2019Q4	us-gaap	Securities Loaned Gross SecuritiesLoanedGross	104000000	USD
CY2019Q4	us-gaap	Securities Loaned Gross SecuritiesLoanedGross	104000000	USD
CY2019Q4	us-gaap	Securities Loaned Not Offset Policy Election Deduction SecuritiesLoanedNotOffsetPolicyElectionDeduction	14000000	USD
CY2019Q4	us-gaap	Securities Loaned Collateral Right To Reclaim Securities SecuritiesLoanedCollateralRightToReclaimSecurities	87000000	USD
CY2019Q4	us-gaap	Securities Loaned Amount Offset Against Collateral SecuritiesLoanedAmountOffsetAgainstCollateral	3000000	USD
CY2019Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned Gross DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedGross	3629000000	USD
CY2019Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned Gross DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedGross	3629000000	USD
CY2019Q4	amp	Derivative Liability Securities Sold Under Agreements To Repurchase Securities Loaned Not Offset Financial Instruments DerivativeLiabilitySecuritiesSoldUnderAgreementsToRepurchaseSecuritiesLoanedNotOffsetFinancialInstruments	2973000000	USD
CY2019Q4	us-gaap	Derivative Liability Securities Sold Under Agreements To Resell Securities Loaned Collateral Right To Reclaim Securities DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedCollateralRightToReclaimSecurities	627000000	USD
CY2020Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	5870000000	USD
CY2020Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	7693000000	USD
CY2019Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	125200000000	USD
CY2020Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	140957000000	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	4361000000	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	5229000000	USD
CY2020Q4	amp	Derivative Liability After Application Of Master Netting Arrangements And Cash Collateral Including Embedded Derivative Liabilities DerivativeLiabilityAfterApplicationOfMasterNettingArrangementsAndCashCollateralIncludingEmbeddedDerivativeLiabilities	3700000000	USD
CY2019Q4	amp	Derivative Liability After Application Of Master Netting Arrangements And Cash Collateral Including Embedded Derivative Liabilities DerivativeLiabilityAfterApplicationOfMasterNettingArrangementsAndCashCollateralIncludingEmbeddedDerivativeLiabilities	2300000000	USD
CY2020Q4	us-gaap	Derivative Asset Fair Value Of Collateral DerivativeAssetFairValueOfCollateral	325000000	USD
CY2019Q4	us-gaap	Derivative Asset Fair Value Of Collateral DerivativeAssetFairValueOfCollateral	84000000	USD
CY2020Q4	us-gaap	Fair Value Of Securities Received As Collateral That Can Be Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged	325000000	USD
CY2019Q4	us-gaap	Fair Value Of Securities Received As Collateral That Can Be Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged	84000000	USD
CY2020Q4	us-gaap	Fair Value Of Securities Received As Collateral That Have Been Resold Or Repledged FairValueOfSecuritiesReceivedAsCollateralThatHaveBeenResoldOrRepledged	0	USD
CY2020Q4	amp	Premiums Payable For Derivatives Option Contracts PremiumsPayableForDerivativesOptionContracts	932000000	USD
CY2020Q4	amp	Premiums Receivable For Derivatives Option Contracts PremiumsReceivableForDerivativesOptionContracts	387000000	USD
CY2020Q4	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	326000000	USD
CY2019Q4	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	189000000	USD
CY2020Q4	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	324000000	USD
CY2019Q4	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	189000000	USD
CY2020Q4	us-gaap	Additional Collateral Aggregate Fair Value AdditionalCollateralAggregateFairValue	2000000	USD
CY2019Q4	us-gaap	Additional Collateral Aggregate Fair Value AdditionalCollateralAggregateFairValue	0	USD
CY2020Q4	amp	Totalleasedassets Totalleasedassets	259000000	USD
CY2019Q4	amp	Totalleasedassets Totalleasedassets	267000000	USD
CY2020Q4	amp	Totalleaseliabilities Totalleaseliabilities	298000000	USD
CY2019Q4	amp	Totalleaseliabilities Totalleaseliabilities	300000000	USD
CY2020	dei	Document Period End Date DocumentPeriodEndDate	2020-12-31
CY2020Q4	us-gaap	Finance Lease Liability Payments Remainder Of Fiscal Year FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear	9000000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	64000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	10000000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	51000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	10000000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	43000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	10000000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	32000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	9000000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	27000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	0	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	58000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	48000000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	275000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	4000000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	21000000	USD
CY2020Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	44000000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	254000000	USD
CY2020Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P4Y9M18D
CY2020Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y9M18D
CY2020Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.034
CY2020Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.026
CY2019Q4	us-gaap	Finance Lease Liability Payments Remainder Of Fiscal Year FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear	14000000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	55000000	USD
CY2019Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	10000000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	50000000	USD
CY2019Q4	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	10000000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	42000000	USD
CY2019Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	10000000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	35000000	USD
CY2019Q4	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	10000000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	24000000	USD
CY2019Q4	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	9000000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	63000000	USD
CY2019Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	63000000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	269000000	USD
CY2019Q4	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	6000000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	26000000	USD
CY2019Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	57000000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	243000000	USD
CY2019Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P5Y9M18D
CY2019Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P6Y1M6D
CY2019Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.034
CY2019Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.030
CY2020	us-gaap	Operating Lease Payments OperatingLeasePayments	65000000	USD
CY2020	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	2000000	USD
CY2020	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	12000000	USD
CY2019	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	1100000000	USD
CY2019	amp	Netproceedsfromdivestitureofbusinesses Netproceedsfromdivestitureofbusinesses	1000000000.0	USD
CY2019	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	213000000	USD
CY2019	amp	Transaction Costs TransactionCosts	100000000	USD
CY2020	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	213000000	USD
CY2019	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	188000000	USD
CY2018	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	146000000	USD
CY2020	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	45000000	USD
CY2019	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	40000000	USD
CY2018	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	31000000	USD
CY2020Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	134000000	USD
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	1200000	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	133.40
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	700000	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	157.92
CY2020	amp	Sharebased Compensation Arrangementby Sharebased Payment Award Equity Instruments Otherthan Options Deferred SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsDeferred	200000	shares
CY2020	amp	Sharebased Compensation Arrangementby Sharebased Payment Award Equity Instruments Otherthan Options Deferred Weighted Average Grant Date Fair Value SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsDeferredWeightedAverageGrantDateFairValue	145.06
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	800000	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	141.02
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	1300000	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	144.10
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	124000000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	107000000	USD
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	128000000	USD
CY2020	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent	-1000000	USD
CY2020	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	907000000	USD
CY2020	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	192000000	USD
CY2020	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	715000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	11000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	2000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	9000000	USD
CY2020	amp	Other Comprehensive Income Impact Of Dacdsic Unearned Revenue Benefit Reserves And Reinsurance Recoverables Before Tax OtherComprehensiveIncomeImpactOfDACDSICUnearnedRevenueBenefitReservesAndReinsuranceRecoverablesBeforeTax	-379000000	USD
CY2020	amp	Other Comprehensive Income Impact Of Dacdsic Unearned Revenue Benefit Reserves And Reinsurance Recoverables Tax OtherComprehensiveIncomeImpactOfDACDSICUnearnedRevenueBenefitReservesAndReinsuranceRecoverablesTax	-80000000	USD
CY2020	amp	Other Comprehensive Income Impactof Dacdsic Unearned Revenue Benefit Reservesand Reinsurance Recoverables Netof Tax OtherComprehensiveIncomeImpactofDACDSICUnearnedRevenueBenefitReservesandReinsuranceRecoverablesNetofTax	-299000000	USD
CY2020	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent	517000000	USD
CY2020	us-gaap	Other Comprehensive Income Availableforsale Securities Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent	110000000	USD
CY2020	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	407000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	2000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax	1000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	1000000	USD
CY2020	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParent	-2000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Benefit Plan Improvement Tax Effect OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBenefitPlanImprovementTaxEffect	0	USD
CY2020	us-gaap	Other Comprehensive Income Defined Benefit Plan Net Prior Service Costs Credit Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax	2000000	USD
CY2020	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent	-1000000	USD
CY2020	us-gaap	Other Comprehensive Income Defined Benefit Plan Net Prior Service Cost Credit Arising During Period Before Tax OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax	2000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	-82000000	USD
CY2020	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax	-18000000	USD
CY2020	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	-64000000	USD
CY2020	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	84000000	USD
CY2020	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	18000000	USD
CY2020	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	66000000	USD
CY2020	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent	32000000	USD
CY2020	us-gaap	Other Comprehensive Income Foreign Currency Translation Adjustment Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToParent	5000000	USD
CY2020	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	27000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	463000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	96000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	367000000	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	1404000000	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	309000000	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	1095000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-6000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	-1000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	-5000000	USD
CY2019	amp	Other Comprehensive Income Impact Of Dacdsic Unearned Revenue Benefit Reserves And Reinsurance Recoverables Before Tax OtherComprehensiveIncomeImpactOfDACDSICUnearnedRevenueBenefitReservesAndReinsuranceRecoverablesBeforeTax	-688000000	USD
CY2019	amp	Other Comprehensive Income Impact Of Dacdsic Unearned Revenue Benefit Reserves And Reinsurance Recoverables Tax OtherComprehensiveIncomeImpactOfDACDSICUnearnedRevenueBenefitReservesAndReinsuranceRecoverablesTax	-144000000	USD
CY2019	amp	Other Comprehensive Income Impactof Dacdsic Unearned Revenue Benefit Reservesand Reinsurance Recoverables Netof Tax OtherComprehensiveIncomeImpactofDACDSICUnearnedRevenueBenefitReservesandReinsuranceRecoverablesNetofTax	-544000000	USD
CY2019	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent	722000000	USD
CY2019	us-gaap	Other Comprehensive Income Availableforsale Securities Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent	166000000	USD
CY2019	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	556000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	3000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax	1000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	2000000	USD
CY2019	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParent	-3000000	USD
CY2019	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent	-1000000	USD
CY2019	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent	-2000000	USD
CY2019	us-gaap	Other Comprehensive Income Defined Benefit Plan Net Prior Service Cost Credit Arising During Period Before Tax OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax	-14000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Benefit Plan Improvement Tax Effect OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBenefitPlanImprovementTaxEffect	-3000000	USD
CY2019	us-gaap	Other Comprehensive Income Defined Benefit Plan Net Prior Service Costs Credit Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax	-11000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	-36000000	USD
CY2019	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax	-7000000	USD
CY2019	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	-29000000	USD
CY2019	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	22000000	USD
CY2019	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	4000000	USD
CY2019	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	18000000	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent	18000000	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Translation Adjustment Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToParent	1000000	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	17000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	715000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	162000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	553000000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-1039000000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-237000000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-802000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	9000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	2000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	7000000	USD
CY2018	amp	Other Comprehensive Income Impact Of Dacdsic Unearned Revenue Benefit Reserves And Reinsurance Recoverables Before Tax OtherComprehensiveIncomeImpactOfDACDSICUnearnedRevenueBenefitReservesAndReinsuranceRecoverablesBeforeTax	435000000	USD
CY2018	amp	Other Comprehensive Income Impact Of Dacdsic Unearned Revenue Benefit Reserves And Reinsurance Recoverables Tax OtherComprehensiveIncomeImpactOfDACDSICUnearnedRevenueBenefitReservesAndReinsuranceRecoverablesTax	91000000	USD
CY2018	amp	Other Comprehensive Income Impactof Dacdsic Unearned Revenue Benefit Reservesand Reinsurance Recoverables Netof Tax OtherComprehensiveIncomeImpactofDACDSICUnearnedRevenueBenefitReservesandReinsuranceRecoverablesNetofTax	344000000	USD
CY2018	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent	-613000000	USD
CY2018	us-gaap	Other Comprehensive Income Availableforsale Securities Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent	-148000000	USD
CY2018	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-465000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	-30000000	USD
CY2018	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax	-7000000	USD
CY2018	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	-23000000	USD
CY2018	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	30000000	USD
CY2018	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	7000000	USD
CY2018	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	23000000	USD
CY2018	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent	-32000000	USD
CY2018	us-gaap	Other Comprehensive Income Foreign Currency Translation Adjustment Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToParent	-1000000	USD
CY2018	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-31000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-675000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-156000000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-519000000	USD
CY2020Q3	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	2500000000	USD
CY2020Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	2300000000	USD
CY2020	amp	Stock Reacquired Through Surrender Of Restricted Stock Number StockReacquiredThroughSurrenderOfRestrictedStockNumber	300000	shares
CY2019	amp	Stock Reacquired Through Surrender Of Restricted Stock Number StockReacquiredThroughSurrenderOfRestrictedStockNumber	300000	shares
CY2018	amp	Stock Reacquired Through Surrender Of Restricted Stock Number StockReacquiredThroughSurrenderOfRestrictedStockNumber	300000	shares
CY2020	amp	Stock Reacquired Through Surrender Of Restricted Stock Value StockReacquiredThroughSurrenderOfRestrictedStockValue	52000000	USD
CY2019	amp	Stock Reacquired Through Surrender Of Restricted Stock Value StockReacquiredThroughSurrenderOfRestrictedStockValue	34000000	USD
CY2018	amp	Stock Reacquired Through Net Settlement Of Options Number StockReacquiredThroughNetSettlementOfOptionsNumber	500000	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	123800000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	134100000	shares
CY2018	amp	Stock Reacquired Through Surrender Of Restricted Stock Value StockReacquiredThroughSurrenderOfRestrictedStockValue	44000000	USD
CY2020	amp	Stock Reacquired Through Net Settlement Of Options Number StockReacquiredThroughNetSettlementOfOptionsNumber	1500000	shares
CY2019	amp	Stock Reacquired Through Net Settlement Of Options Number StockReacquiredThroughNetSettlementOfOptionsNumber	700000	shares
CY2020	amp	Stock Reacquired Through Net Settlement Of Options Aggregate Value StockReacquiredThroughNetSettlementOfOptionsAggregateValue	263000000	USD
CY2019	amp	Stock Reacquired Through Net Settlement Of Options Aggregate Value StockReacquiredThroughNetSettlementOfOptionsAggregateValue	106000000	USD
CY2018	amp	Stock Reacquired Through Net Settlement Of Options Aggregate Value StockReacquiredThroughNetSettlementOfOptionsAggregateValue	85000000	USD
CY2020	amp	Stock Issued During Period Shares Treasury Stock Reissued For Restricted Stock Award Grants StockIssuedDuringPeriodSharesTreasuryStockReissuedForRestrictedStockAwardGrants	500000	shares
CY2019	amp	Stock Issued During Period Shares Treasury Stock Reissued For Restricted Stock Award Grants StockIssuedDuringPeriodSharesTreasuryStockReissuedForRestrictedStockAwardGrants	700000	shares
CY2018	amp	Stock Issued During Period Shares Treasury Stock Reissued For Restricted Stock Award Grants StockIssuedDuringPeriodSharesTreasuryStockReissuedForRestrictedStockAwardGrants	800000	shares
CY2020	us-gaap	Net Income Loss NetIncomeLoss	1534000000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	1893000000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	2098000000	USD
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	145600000	shares
CY2020	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1900000	shares
CY2019	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1900000	shares
CY2018	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2100000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	125700000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	136000000.0	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	147700000	shares
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	12.39
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	14.12
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	14.41
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	12.20
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	13.92
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	14.20
CY2020	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2019	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1000000.0	shares
CY2018	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	3200000	shares
CY2020Q4	amp	Aggregate Unrestricted Net Assets AggregateUnrestrictedNetAssets	3100000000	USD
CY2020Q4	us-gaap	Common Equity Tier One Capital CommonEquityTierOneCapital	657000000	USD
CY2020Q4	us-gaap	Common Equity Tier One Capital Ratio CommonEquityTierOneCapitalRatio	0.1208	Rate
CY2020Q4	us-gaap	Common Equity Tier One Capital Required For Capital Adequacy CommonEquityTierOneCapitalRequiredForCapitalAdequacy	245000000	USD
CY2020Q4	us-gaap	Banking Regulation Common Equity Tier One Risk Based Capital Ratio Capital Adequacy Minimum BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioCapitalAdequacyMinimum	0.0450	Rate
CY2020Q4	us-gaap	Common Equity Tier One Capital Required To Be Well Capitalized CommonEquityTierOneCapitalRequiredToBeWellCapitalized	353000000	USD
CY2020Q4	us-gaap	Banking Regulation Common Equity Tier One Risk Based Capital Ratio Well Capitalized Minimum BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioWellCapitalizedMinimum	0.0650	Rate
CY2020Q4	us-gaap	Tier One Risk Based Capital TierOneRiskBasedCapital	657000000	USD
CY2020Q4	us-gaap	Tier One Leverage Capital To Average Assets TierOneLeverageCapitalToAverageAssets	0.1208	Rate
CY2020Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy TierOneRiskBasedCapitalRequiredForCapitalAdequacy	326000000	USD
CY2020Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0600	Rate
CY2020Q4	us-gaap	Tier One Risk Based Capital Required To Be Well Capitalized TierOneRiskBasedCapitalRequiredToBeWellCapitalized	435000000	USD
CY2020Q4	us-gaap	Tier One Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	0.0800	Rate
CY2020Q4	us-gaap	Capital Capital	658000000	USD
CY2020Q4	us-gaap	Capital To Risk Weighted Assets CapitalToRiskWeightedAssets	0.1210	Rate
CY2020Q4	us-gaap	Capital Required For Capital Adequacy CapitalRequiredForCapitalAdequacy	435000000	USD
CY2020Q4	us-gaap	Capital Required For Capital Adequacy To Risk Weighted Assets CapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0800	Rate
CY2020Q4	us-gaap	Capital Required To Be Well Capitalized CapitalRequiredToBeWellCapitalized	543000000	USD
CY2020Q4	us-gaap	Capital Required To Be Well Capitalized To Risk Weighted Assets CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	0.1000	Rate
CY2020Q4	us-gaap	Tier One Leverage Capital TierOneLeverageCapital	657000000	USD
CY2020Q4	us-gaap	Excess Tier One Leverage Capital To Average Assets ExcessTierOneLeverageCapitalToAverageAssets	0.0836	Rate
CY2020Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy TierOneLeverageCapitalRequiredForCapitalAdequacy	314000000	USD
CY2020Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy To Average Assets TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets	0.0400	Rate
CY2020Q4	us-gaap	Tier One Leverage Capital Required To Be Well Capitalized TierOneLeverageCapitalRequiredToBeWellCapitalized	393000000	USD
CY2020Q4	us-gaap	Tier One Leverage Capital Required To Be Well Capitalized To Average Assets TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets	0.0500	Rate
CY2019Q4	us-gaap	Common Equity Tier One Capital CommonEquityTierOneCapital	300000000	USD
CY2019Q4	us-gaap	Common Equity Tier One Capital Ratio CommonEquityTierOneCapitalRatio	0.1664	Rate
CY2019Q4	us-gaap	Common Equity Tier One Capital Required For Capital Adequacy CommonEquityTierOneCapitalRequiredForCapitalAdequacy	81000000	USD
CY2019Q4	us-gaap	Banking Regulation Common Equity Tier One Risk Based Capital Ratio Capital Adequacy Minimum BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioCapitalAdequacyMinimum	0.0450	Rate
CY2019Q4	us-gaap	Common Equity Tier One Capital Required To Be Well Capitalized CommonEquityTierOneCapitalRequiredToBeWellCapitalized	117000000	USD
CY2019Q4	us-gaap	Capital Capital	300000000	USD
CY2019Q4	us-gaap	Banking Regulation Common Equity Tier One Risk Based Capital Ratio Well Capitalized Minimum BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioWellCapitalizedMinimum	0.0650	Rate
CY2019Q4	us-gaap	Tier One Risk Based Capital TierOneRiskBasedCapital	300000000	USD
CY2019Q4	us-gaap	Tier One Leverage Capital To Average Assets TierOneLeverageCapitalToAverageAssets	0.1664	Rate
CY2019Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy TierOneRiskBasedCapitalRequiredForCapitalAdequacy	108000000	USD
CY2019Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0600	Rate
CY2019Q4	us-gaap	Tier One Risk Based Capital Required To Be Well Capitalized TierOneRiskBasedCapitalRequiredToBeWellCapitalized	144000000	USD
CY2019Q4	us-gaap	Tier One Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	0.0800	Rate
CY2019Q4	us-gaap	Capital To Risk Weighted Assets CapitalToRiskWeightedAssets	0.1666	Rate
CY2019Q4	us-gaap	Capital Required For Capital Adequacy CapitalRequiredForCapitalAdequacy	144000000	USD
CY2019Q4	us-gaap	Capital Required For Capital Adequacy To Risk Weighted Assets CapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0800	Rate
CY2019Q4	us-gaap	Capital Required To Be Well Capitalized CapitalRequiredToBeWellCapitalized	180000000	USD
CY2019Q4	us-gaap	Capital Required To Be Well Capitalized To Risk Weighted Assets CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	0.1000	Rate
CY2019Q4	us-gaap	Tier One Leverage Capital TierOneLeverageCapital	300000000	USD
CY2019Q4	us-gaap	Excess Tier One Leverage Capital To Average Assets ExcessTierOneLeverageCapitalToAverageAssets	0.0875	Rate
CY2019Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy TierOneLeverageCapitalRequiredForCapitalAdequacy	137000000	USD
CY2019Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy To Average Assets TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets	0.0400	Rate
CY2019Q4	us-gaap	Tier One Leverage Capital Required To Be Well Capitalized TierOneLeverageCapitalRequiredToBeWellCapitalized	171000000	USD
CY2019Q4	us-gaap	Tier One Leverage Capital Required To Be Well Capitalized To Average Assets TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets	0.0500	Rate
CY2020	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	527000000	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	531000000	USD
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	275000000	USD
CY2020	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	63000000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	80000000	USD
CY2018	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	45000000	USD
CY2020	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	28000000	USD
CY2019	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	36000000	USD
CY2018	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	41000000	USD
CY2020	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	618000000	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	647000000	USD
CY2018	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	361000000	USD
CY2020	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-309000000	USD
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-297000000	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	20000000	USD
CY2020	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-16000000	USD
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-13000000	USD
CY2018	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	2000000	USD
CY2020	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	4000000	USD
CY2019	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	2000000	USD
CY2018	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	3000000	USD
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-321000000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-308000000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	25000000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	297000000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	339000000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	386000000	USD
CY2018	amp	Finaladjustmentrelatedto Tax Act FinaladjustmentrelatedtoTaxAct	3000000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	1685000000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	2045000000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	2263000000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	146000000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	187000000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	221000000	USD
CY2020	amp	Income Loss From Continuing Operations Before Income Taxes IncomeLossFromContinuingOperationsBeforeIncomeTaxes	1831000000	USD
CY2019	amp	Income Loss From Continuing Operations Before Income Taxes IncomeLossFromContinuingOperationsBeforeIncomeTaxes	2232000000	USD
CY2018	amp	Income Loss From Continuing Operations Before Income Taxes IncomeLossFromContinuingOperationsBeforeIncomeTaxes	2484000000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2019	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2020	amp	Effective Income Tax Rate Reconciliation Tax Credits Low Income Housing Credit EffectiveIncomeTaxRateReconciliationTaxCreditsLowIncomeHousingCredit	-0.043
CY2019	amp	Effective Income Tax Rate Reconciliation Tax Credits Low Income Housing Credit EffectiveIncomeTaxRateReconciliationTaxCreditsLowIncomeHousingCredit	-0.036
CY2018	amp	Effective Income Tax Rate Reconciliation Tax Credits Low Income Housing Credit EffectiveIncomeTaxRateReconciliationTaxCreditsLowIncomeHousingCredit	-0.032
CY2020	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.021
CY2019	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.024
CY2018	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.015
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Deductions Dividends EffectiveIncomeTaxRateReconciliationDeductionsDividends	0.021
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Deductions Dividends EffectiveIncomeTaxRateReconciliationDeductionsDividends	0.018
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Deductions Dividends EffectiveIncomeTaxRateReconciliationDeductionsDividends	0.016
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.014
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Foreign EffectiveIncomeTaxRateReconciliationTaxCreditsForeign	0
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Foreign EffectiveIncomeTaxRateReconciliationTaxCreditsForeign	0.022
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Foreign EffectiveIncomeTaxRateReconciliationTaxCreditsForeign	0.011
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.009
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.006
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.011
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.162
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.152
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.155
CY2020Q4	amp	Deferred Tax Assets Policyholder Account Balances Future Policy Benefitsand Claims DeferredTaxAssetsPolicyholderAccountBalancesFuturePolicyBenefitsandClaims	1618000000	USD
CY2019Q4	amp	Deferred Tax Assets Policyholder Account Balances Future Policy Benefitsand Claims DeferredTaxAssetsPolicyholderAccountBalancesFuturePolicyBenefitsandClaims	945000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	493000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	406000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	65000000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	1025000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	880000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	45000000	USD
CY2020Q4	amp	Deferred Tax Assets Rightof Use Lease Liability DeferredTaxAssetsRightofUseLeaseLiability	60000000	USD
CY2019Q4	amp	Deferred Tax Assets Rightof Use Lease Liability DeferredTaxAssetsRightofUseLeaseLiability	59000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Investments DeferredTaxAssetsInvestments	0	USD
CY2019Q4	us-gaap	Deferred Tax Assets Investments DeferredTaxAssetsInvestments	188000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	51000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	47000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	2287000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	1690000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	15000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	19000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	2272000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	1671000000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Deferred Policy Acquisition Cost DeferredTaxLiabilitiesDeferredExpenseDeferredPolicyAcquisitionCost	435000000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Deferred Policy Acquisition Cost DeferredTaxLiabilitiesDeferredExpenseDeferredPolicyAcquisitionCost	456000000	USD
CY2020Q4	amp	Deferred Tax Liabilities Unrealized Gains On Available For Sale Securities DeferredTaxLiabilitiesUnrealizedGainsOnAvailableForSaleSecurities	295000000	USD
CY2019Q4	amp	Deferred Tax Liabilities Unrealized Gains On Available For Sale Securities DeferredTaxLiabilitiesUnrealizedGainsOnAvailableForSaleSecurities	186000000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Investments DeferredTaxLiabilitiesInvestments	253000000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Investments DeferredTaxLiabilitiesInvestments	0	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	124000000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	115000000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	99000000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	94000000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Goodwill DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill	70000000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Goodwill DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill	64000000	USD
CY2020Q4	amp	Deferred Tax Liabilities Rightof Use Lease Asset DeferredTaxLiabilitiesRightofUseLeaseAsset	54000000	USD
CY2019Q4	amp	Deferred Tax Liabilities Rightof Use Lease Asset DeferredTaxLiabilitiesRightofUseLeaseAsset	54000000	USD
CY2020Q4	amp	Deferred Tax Liabilities Deferred Expense Deferred Sales Inducement Costs DeferredTaxLiabilitiesDeferredExpenseDeferredSalesInducementCosts	44000000	USD
CY2019Q4	amp	Deferred Tax Liabilities Deferred Expense Deferred Sales Inducement Costs DeferredTaxLiabilitiesDeferredExpenseDeferredSalesInducementCosts	50000000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	18000000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	6000000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	1392000000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	80000000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	646000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	16000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	15000000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	100000000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	92000000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	76000000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	11000000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	15000000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	22000000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions	-1000000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	10000000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	39000000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	9000000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	4000000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	17000000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	3000000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	-5000000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	1000000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	29000000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	12000000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	110000000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	100000000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	92000000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	67000000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	70000000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	-2000000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	2000000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	-2000000	USD
CY2020Q4	us-gaap	Income Tax Examination Penalties And Interest Accrued IncomeTaxExaminationPenaltiesAndInterestAccrued	10000000	USD
CY2019Q4	us-gaap	Income Tax Examination Penalties And Interest Accrued IncomeTaxExaminationPenaltiesAndInterestAccrued	8000000	USD
CY2020	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent DefinedContributionPlanEmployerMatchingContributionPercent	0.05
CY2020	amp	Commercial Mortgage Loan Funding Commitments CommercialMortgageLoanFundingCommitments	18000000	USD
CY2019	amp	Commercial Mortgage Loan Funding Commitments CommercialMortgageLoanFundingCommitments	60000000	USD
CY2020	amp	Affordable Housing Program Obligation Amount Qualifying For Low Income Tax Credits AffordableHousingProgramObligationAmountQualifyingForLowIncomeTaxCredits	12000000	USD
CY2019	amp	Affordable Housing Program Obligation Amount Qualifying For Low Income Tax Credits AffordableHousingProgramObligationAmountQualifyingForLowIncomeTaxCredits	22000000	USD
CY2020	amp	Property Funds Funding Commitments PropertyFundsFundingCommitments	17000000	USD
CY2019	amp	Property Funds Funding Commitments PropertyFundsFundingCommitments	12000000	USD
CY2020	amp	Private Funds Funding Commitments PrivateFundsFundingCommitments	9000000	USD
CY2019	amp	Private Funds Funding Commitments PrivateFundsFundingCommitments	12000000	USD
CY2020	amp	Pledged Asset Lines Of Credit PledgedAssetLinesOfCredit	342000000	USD
CY2019	amp	Pledged Asset Lines Of Credit PledgedAssetLinesOfCredit	0	USD
CY2020	amp	Consumer Lines Of Credit Funding Commitments ConsumerLinesOfCreditFundingCommitments	1000000	USD
CY2019	amp	Consumer Lines Of Credit Funding Commitments ConsumerLinesOfCreditFundingCommitments	1000000	USD
CY2020	amp	Funding Commitments FundingCommitments	399000000	USD
CY2019	amp	Funding Commitments FundingCommitments	107000000	USD
CY2020Q4	us-gaap	Assets Assets	165883000000	USD
CY2019Q4	us-gaap	Assets Assets	151828000000	USD
CY2020	amp	Segment Reporting Information Adjusted Operating Net Revenues SegmentReportingInformationAdjustedOperatingNetRevenues	11829000000	USD
CY2019	amp	Segment Reporting Information Adjusted Operating Net Revenues SegmentReportingInformationAdjustedOperatingNetRevenues	12710000000	USD
CY2018	amp	Segment Reporting Information Adjusted Operating Net Revenues SegmentReportingInformationAdjustedOperatingNetRevenues	12694000000	USD
CY2020	amp	Net Realized Gains Losses NetRealizedGainsLosses	-11000000	USD
CY2019	amp	Net Realized Gains Losses NetRealizedGainsLosses	-6000000	USD
CY2018	amp	Net Realized Gains Losses NetRealizedGainsLosses	10000000	USD
CY2020	amp	Segment Reporting Information Revenue Of Consolidated Investment Entities SegmentReportingInformationRevenueOfConsolidatedInvestmentEntities	-71000000	USD
CY2019	amp	Segment Reporting Information Revenue Of Consolidated Investment Entities SegmentReportingInformationRevenueOfConsolidatedInvestmentEntities	-88000000	USD
CY2018	amp	Segment Reporting Information Revenue Of Consolidated Investment Entities SegmentReportingInformationRevenueOfConsolidatedInvestmentEntities	-127000000	USD
CY2020	amp	Market Impact On Non Traditional Long Duration Products Net MarketImpactOnNonTraditionalLongDurationProductsNet	-10000000	USD
CY2018	amp	Market Impact On Non Traditional Long Duration Products Net MarketImpactOnNonTraditionalLongDurationProductsNet	7000000	USD
CY2019	amp	Marketimpactofhedgesoninvestments Marketimpactofhedgesoninvestments	35000000	USD
CY2018	amp	Marketimpactofhedgesoninvestments Marketimpactofhedgesoninvestments	-11000000	USD
CY2019	us-gaap	Restructuring Charges RestructuringCharges	3000000	USD
CY2019	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	213000000	USD
CY2020	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	11899000000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	543000000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	492000000	USD
CY2019	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	12967000000	USD
CY2018	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	12835000000	USD
CY2020	amp	Segment Reporting Information Operating Earnings SegmentReportingInformationOperatingEarnings	2129000000	USD
CY2019	amp	Segment Reporting Information Operating Earnings SegmentReportingInformationOperatingEarnings	2608000000	USD
CY2018	amp	Segment Reporting Information Operating Earnings SegmentReportingInformationOperatingEarnings	2564000000	USD
CY2020	amp	Net Realized Gains Lossesincluding Da Coffset NetRealizedGainsLossesincludingDACoffset	-10000000	USD
CY2019	amp	Net Realized Gains Lossesincluding Da Coffset NetRealizedGainsLossesincludingDACoffset	-4000000	USD
CY2018	amp	Net Realized Gains Lossesincluding Da Coffset NetRealizedGainsLossesincludingDACoffset	9000000	USD
CY2020	amp	Segment Reporting Information Net Incomeof Consolidated Investment Entities SegmentReportingInformationNetIncomeofConsolidatedInvestmentEntities	4000000	USD
CY2019	amp	Segment Reporting Information Net Incomeof Consolidated Investment Entities SegmentReportingInformationNetIncomeofConsolidatedInvestmentEntities	1000000	USD
CY2018	amp	Segment Reporting Information Net Incomeof Consolidated Investment Entities SegmentReportingInformationNetIncomeofConsolidatedInvestmentEntities	-1000000	USD
CY2020	amp	Market Impact On Non Traditional Long Duration Products MarketImpactOnNonTraditionalLongDurationProducts	-375000000	USD
CY2019	amp	Market Impact On Non Traditional Long Duration Products MarketImpactOnNonTraditionalLongDurationProducts	-591000000	USD
CY2018	amp	Market Impact On Non Traditional Long Duration Products MarketImpactOnNonTraditionalLongDurationProducts	-47000000	USD
CY2020	amp	Meanreversionrelatedimpacts Meanreversionrelatedimpacts	87000000	USD
CY2019	amp	Meanreversionrelatedimpacts Meanreversionrelatedimpacts	57000000	USD
CY2018	amp	Meanreversionrelatedimpacts Meanreversionrelatedimpacts	-33000000	USD
CY2019	amp	Marketimpactofhedgesoninvestments Marketimpactofhedgesoninvestments	35000000	USD
CY2018	amp	Marketimpactofhedgesoninvestments Marketimpactofhedgesoninvestments	-11000000	USD
CY2020	us-gaap	Business Combination Integration Related Costs BusinessCombinationIntegrationRelatedCosts	4000000	USD
CY2019	us-gaap	Business Combination Integration Related Costs BusinessCombinationIntegrationRelatedCosts	17000000	USD
CY2018	us-gaap	Business Combination Integration Related Costs BusinessCombinationIntegrationRelatedCosts	19000000	USD
CY2019	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	213000000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1831000000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2232000000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2484000000	USD
CY2020Q4	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	3183000000	USD
CY2020Q3	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	3003000000	USD
CY2020Q2	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	2712000000	USD
CY2020Q1	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	3001000000	USD
CY2019Q4	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	3287000000	USD
CY2019Q3	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	3317000000	USD
CY2019Q2	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	3245000000	USD
CY2019Q1	us-gaap	Revenues Net Of Interest Expense RevenuesNetOfInterestExpense	3118000000	USD
CY2020Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	190000000	USD
CY2020Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-184000000	USD
CY2020Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-526000000	USD
CY2020Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2351000000	USD
CY2019Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	534000000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	641000000	USD
CY2019Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	587000000	USD
CY2019Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	470000000	USD
CY2020Q4	us-gaap	Net Income Loss NetIncomeLoss	177000000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	-140000000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	-539000000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	2036000000	USD
CY2019Q4	us-gaap	Net Income Loss NetIncomeLoss	463000000	USD
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	395000000	USD
CY2020Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.46
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.14
CY2020Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-4.31
CY2020Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	16.11
CY2019Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.59
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.09
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.61
CY2019Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.85
CY2020Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.43
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.14
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-4.31
CY2020Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	15.88
CY2019Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.53
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.04
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.57
CY2019Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.82
CY2020Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	120900000	shares
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	123000000.0	shares
CY2020Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	125000000.0	shares
CY2020Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	126400000	shares
CY2019Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	129000000.0	shares
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	132700000	shares
CY2019Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	136100000	shares
CY2019Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	138800000	shares
CY2020Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	123400000	shares
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	124900000	shares
CY2020Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	126200000	shares
CY2020Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	128200000	shares
CY2019Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	131300000	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	134500000	shares
CY2019Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	138000000.0	shares
CY2019Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	140100000	shares
CY2020Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.04
CY2020Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.04
CY2020Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.04
CY2020Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.97
CY2019Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.97
CY2019Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.97
CY2019Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.97
CY2019Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.90
CY2019Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	1250000000	shares
CY2020Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	1250000000	shares
CY2020Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	332390132	shares
CY2019Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	329842827	shares
CY2020Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	215624519	shares
CY2019Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	205903593	shares

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$AMP
AMERIPRISE FINANCIAL INC Stock $amp

2020 Q4 Form 10-K Financial Statement

#000082002721000012 Filed on February 24, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$AMP AMERIPRISE FINANCIAL INC Stock $amp

2020 Q4 Form 10-K Financial Statement

#000082002721000012 Filed on February 24, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$AMP
AMERIPRISE FINANCIAL INC Stock $amp