Statement Of Changes In Equity [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
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 |
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 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||
| Increase (decrease) through appropriation of retained earnings, equity |
-
EUR
|
0
EUR
|
2,372,000,000
EUR
|
0
EUR
|
2,372,000,000
EUR
|
2,372,000,000
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
0
EUR
|
-
EUR
|
-
EUR
|
2,401,000,000
EUR
|
2,401,000,000
EUR
|
2,401,000,000
EUR
|
0
EUR
|
-
EUR
|
-
EUR
|
| Increase (decrease) through transactions with owners, equity |
22,000,000
EUR
|
3,493,000,000
EUR
|
0
EUR
|
3,347,000,000
EUR
|
3,369,000,000
EUR
|
3,372,000,000
EUR
|
146,000,000
EUR
|
0
EUR
|
3,000,000
EUR
|
0
EUR
|
0
EUR
|
53,000,000
EUR
|
0
EUR
|
1,346,000,000
EUR
|
278,000,000
EUR
|
0
EUR
|
1,015,000,000
EUR
|
1,118,000,000
EUR
|
0
EUR
|
1,068,000,000
EUR
|
0
EUR
|
103,000,000
EUR
|
| Cancellation of treasury shares |
22,000,000
EUR
|
148,000,000
EUR
|
-
EUR
|
148,000,000
EUR
|
170,000,000
EUR
|
170,000,000
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
53,000,000
EUR
|
-
EUR
|
108,000,000
EUR
|
-
EUR
|
-
EUR
|
55,000,000
EUR
|
55,000,000
EUR
|
-
EUR
|
108,000,000
EUR
|
-
EUR
|
-
EUR
|