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 |
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) |
4,762,000,000
EUR
|
— |
4,762,000,000
EUR
|
— |
4,643,000,000
EUR
|
4,643,000,000
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 |
400,000,000
EUR
|
400,000,000
EUR
|
— |
344,000,000
EUR
|
344,000,000
EUR
|
— |
| Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] | ||||||
| Cash flow hedges [abstract] | ||||||
| Gains (losses) on cash flow hedges, net of tax |
137,000,000
EUR
|
137,000,000
EUR
|
— |
240,000,000
EUR
|
240,000,000
EUR
|
— |
| Other comprehensive income |
262,000,000
EUR
|
— | — | — |
584,000,000
EUR
|
— |
| Comprehensive income |
4,500,000,000
EUR
|
262,000,000
EUR
|
4,762,000,000
EUR
|
584,000,000
EUR
|
4,059,000,000
EUR
|
4,643,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||
| Comprehensive income, attributable to owners of parent |
4,500,000,000
EUR
|
— | — | — |
4,059,000,000
EUR
|
— |