XML 437 R217.htm IDEA: XBRL DOCUMENT v3.20.1

Other Charges - Additional Information (Detail) € in Millions, £ in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2019 EUR (€)	Dec. 31, 2018 EUR (€) Policies	Dec. 31, 2018 USD ($) Policies	Dec. 31, 2018 GBP (£) Policies	Dec. 31, 2017 EUR (€)	Dec. 31, 2017 USD ($)	Dec. 31, 2017 GBP (£)
Disclosure of other charges [line items]
Other charges | €	€ 1	€ 375			€ 235
Number of universal life policies | Policies		70,000	70,000	70,000
Percentage of universal life policyholders participated in settlement of litigation			99.00%
Percentage of universal life policyholders opted out of the settlement of litigation			1.00%
Percentage of universal life policyholders which represented the value of the settlement fund			43.00%
Provision charges | €	€ 42	€ 231
Aegon Ireland Plc [member]
Disclosure of other charges [line items]
Pre tax loss related to divestment of business		93		£ 81
Impairment of deferred transaction costs					36		£ 32
SCOR Global Life [member]
Disclosure of other charges [line items]
Pre tax loss related to divestment of business		93	$ 110
Reinsurance liabilities			700
Litigation provision [member]
Disclosure of other charges [line items]
Provision charges		€ 140	166
Release of technical provision [member]
Disclosure of other charges [line items]
Provision charges			38
Reduction of amortization of other intangible assets [member]
Disclosure of other charges [line items]
Provision charges			$ 6
Americas [member]
Disclosure of other charges [line items]
Loss on divestment of a block of life reinsurance business in the Americas					105	$ 119
Americas [member] | Litigation provision [member]
Disclosure of other charges [line items]
Provision charges					€ 85	$ 100

X

- Definition

Disclosure of other charges.

+ References

No definition available.

+ Details

Name:	aeg_DisclosureOfOtherChargesLineItems
Namespace Prefix:	aeg_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Impairment of deferred transaction costs.

+ References

No definition available.

+ Details

Name:	aeg_ImpairmentOfDeferredTransactionCosts
Namespace Prefix:	aeg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Loss on divestment of a block of life reinsurance.

+ References

No definition available.

+ Details

Name:	aeg_LossOnDivestmentOfBlockOfLifeReinsurance
Namespace Prefix:	aeg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Number of universal life policy.

+ References

No definition available.

+ Details

Name:	aeg_NumberOfUniversalLifePolicy
Namespace Prefix:	aeg_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Other charges.

+ References

No definition available.

+ Details

Name:	aeg_OtherCharges
Namespace Prefix:	aeg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Percentage of affected policyholders participated in settlement of litigation.

+ References

No definition available.

+ Details

Name:	aeg_PercentageOfAffectedPolicyholdersParticipatedInSettlementOfLitigation
Namespace Prefix:	aeg_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Percentage of policyholders opted out of settlement of litigation.

+ References

No definition available.

+ Details

Name:	aeg_PercentageOfPolicyholdersOptedOutOfSettlementOfLitigation
Namespace Prefix:	aeg_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Percentage of policyholders which represented the value of settlement fund.

+ References

No definition available.

+ Details

Name:	aeg_PercentageOfPolicyholdersWhichRepresentedTheValueOfSettlementFund
Namespace Prefix:	aeg_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Pre tax loss related to divestment.

+ References

No definition available.

+ Details

Name:	aeg_PreTaxLossRelatedToDivestment
Namespace Prefix:	aeg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Reinsurance liabilities.

+ References

No definition available.

+ Details

Name:	aeg_ReinsuranceLiabilities
Namespace Prefix:	aeg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The amount of additional other provisions made. [Refer: Other provisions]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 37
-IssueDate 2019-01-01
-Paragraph 84
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=37&code=ifrs-tx-2019-en-r&anchor=para_84_b&doctype=Standard
-URIDate 2019-03-27

+ Details

Name:	ifrs-full_AdditionalProvisionsOtherProvisions
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	ifrs-full_BusinessCombinationsAxis=aeg_AegonIrelandPlcMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_BusinessCombinationsAxis=aeg_SCORGlobalLifeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_ClassesOfProvisionsAxis=ifrs-full_LegalProceedingsProvisionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_ClassesOfProvisionsAxis=aeg_TechnicalProvisionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_ClassesOfProvisionsAxis=aeg_AmortizationOfOtherIntangibleAssetsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_GeographicalAreasAxis=srt_AmericasMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: