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v3.23.1

Variable Interest Entities - Narrative (Details) | 3 Months Ended
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Mar. 31, 2023 limitedLiabilityCompany limitedPartnership fund
Real estate investments |
Variable Interest Entity [Line Items] |
Variable interest entities, number of consolidated variable interest entities | limitedPartnership | 4
Variable Interest Entity, Primary Beneficiary, Real Estate Investments, Commercial Real Estate |
Variable Interest Entity [Line Items] |
Variable interest entities, number of consolidated variable interest entities | 1
Variable Interest Entity, Primary Beneficiary, Real Estate Investment Funds |
Variable Interest Entity [Line Items] |
Variable interest entities, number of consolidated variable interest entities | 2
Variable Interest Entity, Limited Partnership Funds |
Variable Interest Entity [Line Items] |
Variable interest entities, number of consolidated variable interest entities | limitedPartnership | 2
Variable Interest Entity, Limited Partnership Funds, Infrastructure Credit Assets |
Variable Interest Entity [Line Items] |
Variable interest entities, number of consolidated variable interest entities | fund | 1
Variable Interest Entity, Primary Beneficiary, Limited Liability Company |
Variable Interest Entity [Line Items] |
Variable interest entities, number of consolidated variable interest entities | 1

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- Definition Variable Interest Entity, Number of Consolidated Variable Interest Entities + References No definition available. + Details
Name: | ael_VariableInterestEntityNumberOfConsolidatedVariableInterestEntities
Namespace Prefix: | ael_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_VariableInterestEntityLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | srt_ConsolidatedEntitiesAxis=ael_VariableInterestEntityPrimaryBeneficiaryRealEstateInvestmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | srt_ConsolidatedEntitiesAxis=ael_VariableInterestEntityPrimaryBeneficiaryRealEstateInvestmentsCommercialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | srt_ConsolidatedEntitiesAxis=ael_VariableInterestEntityPrimaryBeneficiaryRealEstateInvestmentFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | srt_ConsolidatedEntitiesAxis=ael_VariableInterestEntityPrimaryBeneficiaryLimitedPartnershipFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | srt_ConsolidatedEntitiesAxis=ael_VariableInterestEntityPrimaryBeneficiaryLimitedPartnershipFundsInfrastructureCreditAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | srt_ConsolidatedEntitiesAxis=ael_VariableInterestEntityPrimaryBeneficiaryLimitedLiabilityCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |