XML 55 R44.htm IDEA: XBRL DOCUMENT
v3.20.2

Mortgage Loans on Real Estate (Mortgage Loan Portfolio Summarized by Geographic Region and Property Type) (Details) - USD ($) $ in Thousands | Sep. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Commercial Mortgage and Residential Mortgage Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accrued interest receivable | $ 14,900 |
Residential Mortgage Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Principal outstanding | 171,934 | $ 0
Commercial Mortgage Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Principal outstanding | $ 3,778,317 | $ 3,458,914
Percent | 100.00% | 100.00%
Commercial Mortgage Loans | East |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Principal outstanding | $ 701,945 | $ 645,991
Percent | 18.60% | 18.70%
Commercial Mortgage Loans | Middle Atlantic |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Principal outstanding | $ 284,211 | $ 284,597
Percent | 7.50% | 8.20%
Commercial Mortgage Loans | Mountain |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Principal outstanding | $ 447,623 | $ 389,892
Percent | 11.80% | 11.30%
Commercial Mortgage Loans | New England |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Principal outstanding | $ 24,921 | $ 9,152
Percent | 0.60% | 0.30%
Commercial Mortgage Loans | Pacific |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Principal outstanding | $ 788,267 | $ 655,518
Percent | 20.90% | 19.00%
Commercial Mortgage Loans | South Atlantic |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Principal outstanding | $ 781,906 | $ 751,199
Percent | 20.70% | 21.70%
Commercial Mortgage Loans | West North Central |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Principal outstanding | $ 297,526 | $ 302,534
Percent | 7.90% | 8.70%
Commercial Mortgage Loans | West South Central |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Principal outstanding | $ 451,918 | $ 420,031
Percent | 12.00% | 12.10%
Commercial Mortgage Loans | Office |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Principal outstanding | $ 250,523 | $ 250,287
Percent | 6.60% | 7.30%
Commercial Mortgage Loans | Medical Office |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Principal outstanding | $ 21,022 | $ 29,990
Percent | 0.60% | 0.90%
Commercial Mortgage Loans | Retail |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Principal outstanding | $ 1,199,877 | $ 1,225,670
Percent | 31.80% | 35.40%
Commercial Mortgage Loans | Industrial/Warehouse |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Principal outstanding | $ 959,819 | $ 896,558
Percent | 25.40% | 25.90%
Commercial Mortgage Loans | Apartment |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Principal outstanding | $ 941,858 | $ 858,679
Percent | 24.90% | 24.80%
Commercial Mortgage Loans | Agricultural |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Principal outstanding | $ 208,303 | $ 51,303
Percent | 5.50% | 1.50%
Commercial Mortgage Loans | Mixed Use/Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Principal outstanding | $ 196,915 | $ 146,427
Percent | 5.20% | 4.20%

X
- Definition Represents the specific geographic distribution or property type distribution amount as a percentage of the total amortized cost of mortgage loans. + References No definition available. + Details
Name: | ael_PercentOfMortgageLoans
Namespace Prefix: | ael_
Data Type: | num:percentItemType
Balance Type: | na
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_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.8) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_InterestReceivable
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, before allowance for credit loss, of financing receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919230-210447 + Details
Name: | us-gaap_NotesReceivableGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=ael_CommercialRealEstateandResidentialMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=ael_EastUnitedStatesRegionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=ael_MiddleAtlanticUnitedStatesRegionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=ael_MountainUnitedStatesRegionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=ael_NewEnglandUnitedStatesRegionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=ael_PacificUnitedStatesRegionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=ael_SouthAtlanticUnitedStatesRegionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=ael_WestNorthCentralUnitedStatesRegionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=ael_WestSouthCentralUnitedStatesRegionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_OfficeBuildingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ael_MortgageLoansMedicalOfficePropertyTypeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_RetailSiteMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_IndustrialPropertyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_ApartmentBuildingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ael_AgriculturalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_OtherPropertyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |