Statement Of Changes In Net Assets Available For Benefits [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|
| Statement of changes in net assets available for benefits [abstract] | ||||||
| Reconciliation of changes in net assets available for benefits [abstract] | ||||||
| Changes in net assets available for benefits [abstract] | ||||||
| Investment income |
—
EUR
|
6,000,000
EUR
|
6,000,000
EUR
|
—
EUR
|
5,000,000
EUR
|
5,000,000
EUR
|
| Tax expense (income) |
2,000,000
EUR
|
212,000,000
EUR
|
210,000,000
EUR
|
12,000,000
EUR
|
180,000,000
EUR
|
168,000,000
EUR
|