Number of employees	12 Months Ended
Dec. 31, 2025
Aegon Ltd. [member]
Disclosure of number of employees [line items]
Number of employees	23 Number of employees There were no employees employed by Aegon Ltd. in 2025 (2024: nil).

The entire disclosure of information about number of employees.

No definition available.

Name:	aeg_DisclosureOfInformationAboutNumberOfEmployeesTextBlock
Namespace Prefix:	aeg_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration