XML 451 R338.htm IDEA: XBRL DOCUMENT
v3.20.1

Capital Management and Solvency - Composition of Total Capitalization and Calculation of Gross Financial Leverage Ratio (Detail) - EUR (€) € in Millions | Dec. 31, 2019 | Dec. 31, 2018 | Jan. 01, 2018 | [1]
--- | --- | --- | --- | ---
Disclosure of capital management and solvency [line items] |  |  |  |  |
Total shareholders' equity-based on IFRS as adopted by the EU |  | € 22,457 | € 19,518 |  |
Non-controlling interests and long term incentive plans not yet vested |  | 73 | 80 |  |
Revaluation reserves |  | (5,868) | (3,436) |  |
Adjusted shareholders' equity |  | 16,662 | 16,162 |  |
Subordinated borrowings |  | 2,207 | 1,389 | [1] | € 764
Trust pass-through securities |  | 136 | 133 | [1] | € 133
Currency revaluation other equity instruments1) | [2] | 54 | 110 |  |
Hybrid leverage |  | 4,916 | 4,895 |  |
Senior debt | [3] | 1,738 | 1,774 |  |
Senior leverage |  | 1,738 | 1,774 |  |
Total gross financial leverage |  | 6,653 | 6,669 |  |
Total capitalization |  | € 23,316 | € 22,831 |  |
Gross financial leverage ratio |  | 28.50% | 29.20% |  |
Fixed Charge Coverage |  | 7.7 | 8.2 |  |
Fixed floating subordinated notes [member] |  |  |  |  |
Disclosure of capital management and solvency [line items] |  |  |  |  |
Other equity instruments |  | € 1,404 | € 1,389 |  |
Fixed subordinated notes [member] |  |  |  |  |
Disclosure of capital management and solvency [line items] |  |  |  |  |
Subordinated borrowings |  | 804 |  |  |
Perpetual contingent convertible securities [member] |  |  |  |  |
Disclosure of capital management and solvency [line items] |  |  |  |  |
Other equity instruments |  | 500 |  |  |
Junior perpetual capital securities [member] |  |  |  |  |
Disclosure of capital management and solvency [line items] |  |  |  |  |
Other equity instruments |  | 1,564 | 2,808 |  |
Perpetual cumulative subordinated bonds [member] |  |  |  |  |
Disclosure of capital management and solvency [line items] |  |  |  |  |
Other equity instruments |  | € 454 | € 454 |  |
[1] | Amounts have been restated to reflect voluntary changes in accounting policies related to liability adequacy testing that was adopted by Aegon effective January 1, 2019. Refer to note 2.1.2 Voluntary changes in accounting policies for details about this change.
[2] | Other equity instruments that are denominated in foreign currencies are, for purpose of calculating hybrid leverage, revalued to the period-end exchange rate.
[3] | Senior debt for the gross financial leverage calculation also contains swaps for an amount of EUR (7) million (2018: EUR (1) million).

X
- Definition Capitalisation. + References No definition available. + Details
Name: | aeg_Capitalisation
Namespace Prefix: | aeg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Currency revaluation of other equity instruments. + References No definition available. + Details
Name: | aeg_CurrencyRevaluationOfOtherEquityInstruments
Namespace Prefix: | aeg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Disclosure of capital management and solvency. + References No definition available. + Details
Name: | aeg_DisclosureOfCapitalManagementAndSolvencyLineItems
Namespace Prefix: | aeg_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fixed charge coverage ratio. + References No definition available. + Details
Name: | aeg_FixedChargeCoverageRatio
Namespace Prefix: | aeg_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Gross financial leverage. + References No definition available. + Details
Name: | aeg_GrossFinancialLeverage
Namespace Prefix: | aeg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Gross financial leverage ratio. + References No definition available. + Details
Name: | aeg_GrossFinancialLeverageRatio
Namespace Prefix: | aeg_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Hybrid leverage. + References No definition available. + Details
Name: | aeg_HybridLeverage
Namespace Prefix: | aeg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Non controlling interest and long term incentive plan not yet vested. + References No definition available. + Details
Name: | aeg_NonControllingInterestAndLongTermIncentivePlanNotYetVested
Namespace Prefix: | aeg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Other equity instruments. + References No definition available. + Details
Name: | aeg_OtherEquityInstruments
Namespace Prefix: | aeg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Senior debt. + References No definition available. + Details
Name: | aeg_SeniorDebt
Namespace Prefix: | aeg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Senior leverage. + References No definition available. + Details
Name: | aeg_SeniorLeverage
Namespace Prefix: | aeg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition shareholders' equity - based on IFRS as adopted by EU + References No definition available. + Details
Name: | aeg_ShareholdersEquityBasedOnIFRSAsAdoptedByEU
Namespace Prefix: | aeg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Trust pass-through securities. + References No definition available. + Details
Name: | aeg_TrustPassThroughSecurities
Namespace Prefix: | aeg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition A component of equity representing the capital reserves. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_55&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_CapitalReserve
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition A component of equity representing the accumulated revaluation surplus on the revaluation of assets recognised in other comprehensive income. [Refer: Other comprehensive income] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2019-01-01 -Paragraph 85 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=38&code=ifrs-tx-2019-en-r&anchor=para_85&doctype=Standard -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2019-01-01 -Paragraph 39 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2019-en-r&anchor=para_39&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_RevaluationSurplus
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of liabilities that are subordinate to other liabilities with respect to claims. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_55&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_SubordinatedLiabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=aeg_FixedFloatingSubordinatedNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=aeg_FixedSubordinatedNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfEntitysOwnEquityInstrumentsAxis=aeg_PerpetualContingentConvertibleSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfEntitysOwnEquityInstrumentsAxis=aeg_JuniorPerpetualCapitalSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfEntitysOwnEquityInstrumentsAxis=aeg_PerpetualCumulativeSubordinatedBondsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |