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Number of Employees - Additional Information (Detail) - Employees | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | --- | ---
Disclosure of number of employees [line items] |  |  |
Number of employees employed | 23,757 | 26,543 | 28,318
Aegon N.V [member] |  |  |
Disclosure of number of employees [line items] |  |  |
Number of employees employed | 0 | 0 |

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- Definition The number of personnel employed by the entity at a date. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_112_c&doctype=Standard -URIDate 2019-03-27 + Details
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- Details
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