Liabilities under insurance contracts - Narrative (Details) |
12 Months Ended |
|---|---|
Dec. 31, 2025 | |
| Maximum | |
| Disclosure of reconciliation of changes in insurance contracts by remaining coverage and incurred claims [line items] | |
| Insured capital of premium contributed, percentage received by beneficiaries | 102.00% |
| Minimum | |
| Disclosure of reconciliation of changes in insurance contracts by remaining coverage and incurred claims [line items] | |
| Insured capital of premium contributed, percentage received by beneficiaries | 101.00% |