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Group Companies - Additional Information (Detail) | 12 Months Ended
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Dec. 31, 2019
Asset Management [member] | Aegon Industrial Fund Management Co Ltd [Member] |
Disclosure of subsidiaries [Line Items] |
Proportion of ownership interest in associate | 49.00%
Name of associate | Aegon Industrial Fund Management Co., Ltd
Country of incorporation of associate | China
Aegon Asset Management Pan Europe BV [member] | Asset Management [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Asset Management Pan-Europe B.V.
Country of incorporation or residence of subsidiary | The Netherlands
Aegon Custody BV [member] | Asset Management [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Custody B.V.
Country of incorporation or residence of subsidiary | The Netherlands
Aegon Asset Management Holding B.V. [member] | Asset Management [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Asset Management Holding B.V.
Country of incorporation or residence of subsidiary | The Netherlands
Kames Capital Holdings Ltd [member] | Asset Management [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Kames Capital plc
Country of incorporation or residence of subsidiary | United Kingdom
Aegon USA Investment Management, LLC [member] | Asset Management [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon USA Investment Management, LLC
Country of incorporation or residence of subsidiary | United States
Aegon USA Realty Advisors, LLC [member] | Asset Management [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon USA Realty Advisors, LLC
Country of incorporation or residence of subsidiary | United States
Aegon Hungary Asset Management Company ZrtA [member] | Asset Management [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Magyarorszag Befektetesi Alapkezelo Zartkoruen Mukodo Reszvenytarsasag
Country of incorporation or residence of subsidiary | Hungary
Aegon Investment Management B. V [member] | Asset Management [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Investment Management B.V
Country of incorporation or residence of subsidiary | The Netherlands
Aegon Cappital B.V. [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Cappital B.V.
Country of incorporation or residence of subsidiary | Netherlands
Americas [member] | Transamerica Casualty Insurance Company [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Transamerica Casualty Insurance Company
Country of incorporation or residence of subsidiary | United States
Americas [member] | Transamerica Corporation [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Transamerica Corporation
Country of incorporation or residence of subsidiary | United States
Americas [member] | Transamerica Financial Life Insurance Company [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Transamerica Financial Life Insurance Company
Country of incorporation or residence of subsidiary | United States
Americas [member] | Transamerica Life Insurance Company [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Transamerica Life Insurance Company
Country of incorporation or residence of subsidiary | United States
Americas [member] | Transamerica Premier Life Insurance Company [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Transamerica Premier Life Insurance Company
Country of incorporation or residence of subsidiary | United States
Americas [member] | Akaan-Aegon, S.A.P.I. de C.V. [member] |
Disclosure of subsidiaries [Line Items] |
Proportion of voting power held in joint venture | 50.00%
Name of joint venture | Akaan-Aegon, S.A.P.I. de C.V.
Country of incorporation of joint venture | Mexico
The Netherlands [member] | Aegon Bank N.V. [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Bank N.V.
Country of incorporation or residence of subsidiary | Netherlands​​​​​​​
The Netherlands [member] | Aegon Hypotheken B.V. [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Hypotheken B.V.
Country of incorporation or residence of subsidiary | Netherlands​​​​​​​
The Netherlands [member] | Aegon Levensverzekering N.V. [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Levensverzekering N.V.
Country of incorporation or residence of subsidiary | Netherlands​​​​​​​
The Netherlands [member] | Aegon Schadeverzekering N.V. [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Schadeverzekering N.V.
Country of incorporation or residence of subsidiary | Netherlands​​​​​​​
The Netherlands [member] | Aegon Spaarkas N.V. [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Spaarkas N.V.
Country of incorporation or residence of subsidiary | Netherlands​​​​​​​
The Netherlands [member] | Salus Holding B.V. [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Salus Holding B.V.
Country of incorporation or residence of subsidiary | Netherlands​​​​​​​
The Netherlands [member] | TKP Pensioen B.V. [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | TKP Pensioen B.V.
Country of incorporation or residence of subsidiary | Netherlands​​​​​​​
The Netherlands [member] | Aegon PPI B.V. [member] |
Disclosure of subsidiaries [Line Items] |
Country of incorporation or residence of subsidiary | Netherlands​​​​​​​
The Netherlands [member] | Cappital Premiepensioeninstelling B.V. [member] |
Disclosure of subsidiaries [Line Items] |
Country of incorporation or residence of subsidiary | Netherlands​​​​​​​
The Netherlands [member] | Nedasco B.V. [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Nedasco B.V.
Country of incorporation or residence of subsidiary | Netherlands​​​​​​​
The Netherlands [member] | AMVEST Vastgoed B.V. [Member] |
Disclosure of subsidiaries [Line Items] |
Name of joint venture | AMVEST Vastgoed B.V.
Proportion of ownership interest in joint venture | 50.00%
United Kingdom [member] | Aegon Investment Solutions Ltd. [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Investment Solutions Ltd.
Country of incorporation or residence of subsidiary | United Kingdom
United Kingdom [member] | Scottish Equitable plc [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Scottish Equitable plc
Country of incorporation or residence of subsidiary | United Kingdom
United Kingdom [member] | Cofunds Ltd [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Cofunds Limited
Country of incorporation or residence of subsidiary | United Kingdom
Central & Eastern Europe [member] | Aegon Magyarorszag Altalanos Biztosito Zartkoruen Mukodo Reszvenytarsasag [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Magyarorszag Altalanos Biztosito Zartkoruen Mukodo Reszvenytarsasag
Country of incorporation or residence of subsidiary | Hungary
Central & Eastern Europe [member] | Aegon Towarzystwo Ubezpieczenna Zycie Spolka Akcyjna [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Towarzystwo Ubezpieczen na Zycie Spolka Akcyjna
Country of incorporation or residence of subsidiary | Poland
Central & Eastern Europe [member] | Aegon Powszechne Towarzystwo Emerytaine Spolka Akcyjna [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Powszechne Towarzystwo Emerytaine Spolka Akcyjna
Country of incorporation or residence of subsidiary | Poland
Central & Eastern Europe [member] | Aegon Emeklilikve Hayat A.S. [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Emeklilik ve Hayat A.Ş.
Country of incorporation or residence of subsidiary | Turkey
Central & Eastern Europe [member] | Aegon Pensii Societatede Administrarea Fondurilorde Pensii Private A.S. [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Pensii Societate de Administrare a Fondurilor de Pensii Private S.A.
Country of incorporation or residence of subsidiary | Romania
Central & Eastern Europe [member] | Aegon Pojistovna A.S. [member] |
Disclosure of subsidiaries [Line Items] |
Country of incorporation or residence of subsidiary | Czech Republic
Spain & Portugal [member] | Aegon Espana S.A.U [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Espana S.A.U. de Seguros y Reaseguros
Country of incorporation or residence of subsidiary | Spain
Spain & Portugal [member] | Aegon Administracion y Servicios A.I.E. [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Administracion y Servicios A.I.E.
Country of incorporation or residence of subsidiary | Spain
Spain & Portugal [member] | Aegon Activos A.V., S.A. [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Activos A.V., S.A.
Country of incorporation or residence of subsidiary | Spain
Spain & Portugal [member] | Aegon Mediacion, SLU [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Aegon Mediacion, S.L.U
Country of incorporation or residence of subsidiary | Spain
Spain & Portugal [member] | Aegon Santander Vida Segurosy Reaseguros S. A. [m ember] |
Disclosure of subsidiaries [Line Items] |
Name of joint venture | Santander Vida Seguros y Reaseguros, S.A.
Country of incorporation of joint venture | Spain
Proportion of ownership interest in joint venture | 51.00%
Spain & Portugal [member] | Aegon Santander Portugal Vida Companhia de Seguros de Vida SA Lisbon [member] |
Disclosure of subsidiaries [Line Items] |
Name of joint venture | Aegon Santander Portugal Vida – Companhia de Seguros de Vida S.A.
Country of incorporation of joint venture | Portugal
Proportion of ownership interest in joint venture | 51.00%
Spain & Portugal [member] | Aegon Santander Portugal Nao Vida Companhiade Seguros S. A. [member] |
Disclosure of subsidiaries [Line Items] |
Name of joint venture | Aegon Santander Portugal Não Vida – Companhia de Seguros S.A.
Country of incorporation of joint venture | Portugal
Proportion of ownership interest in joint venture | 51.00%
Spain & Portugal [member] | Liberbank Viday Pensiones Segurosy Reaseguros S. A. [member] |
Disclosure of subsidiaries [Line Items] |
Name of joint venture | Liberbank Vida y Pensiones, Seguros y Reaseguros, S.A.
Country of incorporation of joint venture | Spain
Proportion of ownership interest in joint venture | 50.00%
Spain & Portugal [member] | Aegon Santander Generales Seguros y Reaseguros, S.A. [member] |
Disclosure of subsidiaries [Line Items] |
Name of joint venture | Santander Generales Seguros y Reaseguros, S.A.
Country of incorporation of joint venture | Spain
Proportion of ownership interest in joint venture | 51.00%
Asia [member] | Transamerica Life (Bermuda) Ltd [member] |
Disclosure of subsidiaries [Line Items] |
Name of subsidiary | Transamerica Life (Bermuda) Ltd.
Country of incorporation or residence of subsidiary | Bermuda
Asia [member] | Aegon Sony Life Insurance Co [Member] |
Disclosure of subsidiaries [Line Items] |
Name of joint venture | Aegon Sony Life Insurance Co.
Country of incorporation of joint venture | Japan
Proportion of ownership interest in joint venture | 50.00%
Asia [member] | Aegon THTF Life Insurance Company Ltd [member] |
Disclosure of subsidiaries [Line Items] |
Name of joint venture | Aegon THTF Life Insurance Co., Ltd.
Country of incorporation of joint venture | China
Proportion of ownership interest in joint venture | 50.00%
Asia [member] | SA Reinsurance Ltd [member] |
Disclosure of subsidiaries [Line Items] |
Name of joint venture | SA Reinsurance Ltd
Country of incorporation of joint venture | Bermuda
Proportion of ownership interest in joint venture | 50.00%
Asia [member] | Aegon Life Insurance Co. ltd [member] |
Disclosure of subsidiaries [Line Items] |
Name of joint venture | Aegon Life Insurance Co. ltd
Country of incorporation of joint venture | India
Proportion of ownership interest in joint venture | 49.00%

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