Statement Of Comprehensive Income [Abstract]
| Concept |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||
| Profit (loss) |
3,268,000,000
EUR
|
3,268,000,000
EUR
|
4,245,000,000
EUR
|
977,000,000
EUR
|
505,000,000
EUR
|
2,116,000,000
EUR
|
2,116,000,000
EUR
|
2,621,000,000
EUR
|
| Other comprehensive income [abstract] | ||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract] | ||||||||
| Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans |
30,000,000
EUR
|
30,000,000
EUR
|
30,000,000
EUR
|
0
EUR
|
0
EUR
|
32,000,000
EUR
|
32,000,000
EUR
|
32,000,000
EUR
|
| Other comprehensive income that will not be reclassified to profit or loss, net of tax | — | — |
30,000,000
EUR
|
— | — | — | — |
32,000,000
EUR
|
| Comprehensive income |
3,298,000,000
EUR
|
3,298,000,000
EUR
|
4,275,000,000
EUR
|
977,000,000
EUR
|
505,000,000
EUR
|
2,148,000,000
EUR
|
2,148,000,000
EUR
|
2,653,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||
| Comprehensive income, attributable to owners of parent | — | — |
3,298,000,000
EUR
|
— | — | — | — |
2,148,000,000
EUR
|