XML 55 R43.htm IDEA: XBRL DOCUMENT
v3.23.1

Investments (Credit Quality of Fixed Maturity Security Portfolio by NAIC Designation) (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Investment Holdings [Line Items] |  |  |
Amortized Cost | $ 43,784,431 | $ 44,866,019 |
Fair Value | 39,555,624 | 39,804,617 | [1]
NAIC, Class 1 Designation |  |  |
Investment Holdings [Line Items] |  |  |
Amortized Cost | 26,409,209 | 27,061,903 |
Fair Value | 24,052,838 | 24,211,086 |
NAIC, Class 2 Designation |  |  |
Investment Holdings [Line Items] |  |  |
Amortized Cost | 16,575,461 | 17,023,157 |
Fair Value | 14,833,109 | 14,944,131 |
NAIC, Class 3 Designation |  |  |
Investment Holdings [Line Items] |  |  |
Amortized Cost | 629,526 | 595,193 |
Fair Value | 537,044 | 510,392 |
NAIC, Class 4 Designation |  |  |
Investment Holdings [Line Items] |  |  |
Amortized Cost | 151,368 | 109,409 |
Fair Value | 116,504 | 91,495 |
NAIC, Class 5 Designation |  |  |
Investment Holdings [Line Items] |  |  |
Amortized Cost | 7,171 | 61,721 |
Fair Value | 7,595 | 36,738 |
NAIC, Class 6 Designation |  |  |
Investment Holdings [Line Items] |  |  |
Amortized Cost | 11,696 | 14,636 |
Fair Value | $ 8,534 | $ 10,775 |
[1] | Certain prior period amounts have been recast. See Note 1 - Significant Accounting Policies for more information.

X
- Definition Amortized cost excluding accrued interest, before allowance for credit loss, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- 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_InvestmentHoldingsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ExternalCreditRatingByGroupingAxis=ael_NAICClass1DesignationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ExternalCreditRatingByGroupingAxis=ael_NAICClass2DesignationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ExternalCreditRatingByGroupingAxis=ael_NAICClass3DesignationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ExternalCreditRatingByGroupingAxis=ael_NAICClass4DesignationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ExternalCreditRatingByGroupingAxis=ael_NAICClass5DesignationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ExternalCreditRatingByGroupingAxis=ael_NAICClass6DesignationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |