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Other Assets and Receivable - Summary of information about right of use assets (Detail) € in Millions | 12 Months Ended
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Dec. 31, 2019 EUR (€)
Disclosure of quantitative information about right-of-use assets [line items] |
At December 31, 2019 | € 255
Gross carrying amount [member] |
Disclosure of quantitative information about right-of-use assets [line items] |
At January 1, 2019 | 235
Additions | 59
Modification of lease contracts | 3
Net exchange differences | 8
At December 31, 2019 | 305
Accumulated impairment [member] |
Disclosure of quantitative information about right-of-use assets [line items] |
At January 1, 2019 | 0
Depreciation through income statement | 50
At December 31, 2019 | 50
Real estate held for own use [member] |
Disclosure of quantitative information about right-of-use assets [line items] |
At December 31, 2019 | 227
Real estate held for own use [member] | Gross carrying amount [member] |
Disclosure of quantitative information about right-of-use assets [line items] |
At January 1, 2019 | 213
Additions | 40
Modification of lease contracts | 2
Net exchange differences | 8
At December 31, 2019 | 262
Real estate held for own use [member] | Accumulated impairment [member] |
Disclosure of quantitative information about right-of-use assets [line items] |
At January 1, 2019 | 0
Depreciation through income statement | 35
At December 31, 2019 | 36
Equipment 1 [member] |
Disclosure of quantitative information about right-of-use assets [line items] |
At December 31, 2019 | 25
Equipment 1 [member] | Gross carrying amount [member] |
Disclosure of quantitative information about right-of-use assets [line items] |
At January 1, 2019 | 18
Additions | 19
Modification of lease contracts | 0
Net exchange differences | 0
At December 31, 2019 | 37
Equipment 1 [member] | Accumulated impairment [member] |
Disclosure of quantitative information about right-of-use assets [line items] |
At January 1, 2019 | 0
Depreciation through income statement | 13
At December 31, 2019 | 13
Other Assets [Member] |
Disclosure of quantitative information about right-of-use assets [line items] |
At December 31, 2019 | 3
Other Assets [Member] | Gross carrying amount [member] |
Disclosure of quantitative information about right-of-use assets [line items] |
At January 1, 2019 | 5
Additions | 1
Modification of lease contracts | 0
Net exchange differences | 0
At December 31, 2019 | 5
Other Assets [Member] | Accumulated impairment [member] |
Disclosure of quantitative information about right-of-use assets [line items] |
At January 1, 2019 | 0
Depreciation through income statement | 2
At December 31, 2019 | € 2

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- Definition Increase decrease through net exchange differences right of use asset. + References No definition available. + Details
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Namespace Prefix: | aeg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Modification of lease contracts. + References No definition available. + Details
Name: | aeg_ModificationOfLeaseContracts
Namespace Prefix: | aeg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition The amount of additions to right-of-use assets. [Refer: Right-of-use assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2019-01-01 -Paragraph 53 -Subparagraph h -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2019-en-r&anchor=para_53_h&doctype=Standard -URIDate 2019-03-27 + Details
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Balance Type: | debit
Period Type: | duration

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- Definition The amount of depreciation of right-of-use assets. [Refer: Depreciation and amortisation expense; Right-of-use assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2019-01-01 -Paragraph 53 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2019-en-r&anchor=para_53_a&doctype=Standard -URIDate 2019-03-27 + Details
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Balance Type: | na
Period Type: | duration

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The amount of assets that represent a lessee's right to use an underlying asset for the lease term. Underlying asset is an asset that is the subject of a lease, for which the right to use that asset has been provided by a lessor to a lessee. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2019-01-01 -Paragraph 53 -Subparagraph j -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2019-en-r&anchor=para_53_j&doctype=Standard -URIDate 2019-03-27 + Details
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- Details
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- Details
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- Details
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- Details
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