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Other Current Assets - Additional Information (Detail) - Aegon Ltd. [member] - EUR (€)
€ in Millions
Dec. 31, 2023
Dec. 31, 2022
Jan. 01, 2022
[1]
Disclosure of other assets [Line Items]      
Other current assets include derivatives € 48 € 123 [1] € 90
Fair value [member]      
Disclosure of other assets [Line Items]      
Other current assets include derivatives € 39 € 118  
[1] Comparatives have been restated due to the initial application of IFRS 9 and IFRS 17. Note 2 to the financial statements includes further details on the changes in accounting policies.