Shares in Group Companies - Summary of Shares in Group Companies (Detail) - Aegon Ltd. [member] - EUR (€) € in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Disclosure of interests in other entities [Line Items] | ||
| Beginning balance | € 8,653 | € 8,536 |
| Capital contributions and acquisitions | 531 | 207 |
| Dividend received | (1,320) | (1,444) |
| Net result for the financial year | 1,184 | 806 |
| Revaluations | 223 | 548 |
| Ending balance | € 9,271 | € 8,653 |
| X | ||||||||||
- Definition Capital contributions and acquisitions. No definition available.
|
| X | ||||||||||
- Definition Disclosure Of Interests In Other Entities [line items] No definition available.
|
| X | ||||||||||
- Definition Dividend received. No definition available.
|
| X | ||||||||||
- Definition Profit loss including portion attributable to non-controlling interest. No definition available.
|
| X | ||||||||||
- Definition Revaluation surplus during period. No definition available.
|
| X | ||||||||||
- Definition The amount of investments accounted for using the equity method. The equity method is a method of accounting whereby the investment is initially recognised at cost and adjusted thereafter for the post-acquisition change in the investor's share of net assets of the investee. The investor's profit or loss includes its share of the profit or loss of the investee. The investor's other comprehensive income includes its share of the other comprehensive income of the investee. [Refer: At cost [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|