Statement Of Changes In Equity [Abstract]
| Concept |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 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 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 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 |
As at 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 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 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Equity |
522,000,000
EUR
|
— | — | — |
7 846,1
EUR
|
— | — |
2,000,000
EUR
|
1,139,000,000
EUR
|
7 170,1
EUR
|
— |
286,000,000
EUR
|
— | — | — | — |
119,000,000
EUR
|
— |
1 173,2
EUR
|
— |
1,338,000,000
EUR
|
1,815,000,000
EUR
|
7,568,000,000
EUR
|
7 834,1
EUR
|
131,000,000
EUR
|
— |
1,138,000,000
EUR
|
— | — | — | — |
7 324,8
EUR
|
444,000,000
EUR
|
— | — |
4,451,000,000
EUR
|
2,000,000
EUR
|
32,000,000
EUR
|
— | — |
4,448,000,000
EUR
|
1 128,3
EUR
|
142,000,000
EUR
|
6 307,8
EUR
|
7,037,000,000
EUR
|
1,335,000,000
EUR
|
4,853,000,000
EUR
|
7 310,7
EUR
|
— | — | — |
71,000,000
EUR
|
— | — | — | — |
7,305,000,000
EUR
|
5 712,6
EUR
|
1,333,000,000
EUR
|
6 211,0
EUR
|
148,000,000
EUR
|
260,000,000
EUR
|
38,000,000
EUR
|
347,000,000
EUR
|
717,000,000
EUR
|
6 197,3
EUR
|
1 108,0
EUR
|
260,000,000
EUR
|
(0,0)
EUR
|
137,000,000
EUR
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — |
-
EUR
|
1 050,2
EUR
|
— | — |
1 050,9
EUR
|
— | — | — | — | — | — | — |
7,000,000
EUR
|
1 050,9
EUR
|
-
EUR
|
— | — | — |
-
EUR
|
— | — | — | — | — | — | — |
-
EUR
|
-
EUR
|
-
EUR
|
9,302,000,000
EUR
|
— | — |
9,315,000,000
EUR
|
13,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
-
EUR
|
9,315,000,000
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — |
-
EUR
|
3,311,000,000
EUR
|
78,000,000
EUR
|
— |
3,311,000,000
EUR
|
1,000,000
EUR
|
— | — | — |
254,000,000
EUR
|
— |
3,311,000,000
EUR
|
1,000,000
EUR
|
-
EUR
|
-
EUR
|
— |
3,038,000,000
EUR
|
— |
-
EUR
|
— | — | — | — | — |
60,000,000
EUR
|
— |
3,311,000,000
EUR
|
-
EUR
|
-
EUR
|
4,711,000,000
EUR
|
— | — |
-
EUR
|
3,000,000
EUR
|
— | — | — |
77,000,000
EUR
|
6,000,000
EUR
|
— | — | — | — | — | — | — | — |
4,708,000,000
EUR
|
4,708,000,000
EUR
|
273,000,000
EUR
|
— |
-
EUR
|
3,000,000
EUR
|
4,506,000,000
EUR
|
4,711,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — |
‑
EUR
|
7,191,000,000
EUR
|
— | — |
7,199,000,000
EUR
|
— | — | — | — | — | — | — |
8,000,000
EUR
|
1 050,9
EUR
|
‑
EUR
|
— | — | — |
‑
EUR
|
— | — | — | — | — | — | — |
3,311,000,000
EUR
|
‑
EUR
|
‑
EUR
|
1 401,3
EUR
|
— | — |
9,315,000,000
EUR
|
10,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
4,708,000,000
EUR
|
1 402,3
EUR
|
— | — |
‑
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — |
-
EUR
|
2,762,000,000
EUR
|
— | — |
2,762,000,000
EUR
|
— | — | — | — | — | — | — |
-
EUR
|
2,762,000,000
EUR
|
-
EUR
|
— | — | — |
-
EUR
|
— | — | — | — | — | — | — |
-
EUR
|
-
EUR
|
-
EUR
|
2,235,000,000
EUR
|
— | — |
2,235,000,000
EUR
|
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
-
EUR
|
2,235,000,000
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — |
-
EUR
|
573,000,000
EUR
|
— | — |
573,000,000
EUR
|
— | — | — | — | — | — | — |
-
EUR
|
573,000,000
EUR
|
-
EUR
|
— | — | — |
-
EUR
|
— | — | — | — | — | — | — |
-
EUR
|
-
EUR
|
-
EUR
|
323,000,000
EUR
|
— | — |
323,000,000
EUR
|
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
-
EUR
|
323,000,000
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity | — |
2,249,000,000
EUR
|
3,764,000,000
EUR
|
— | — |
3,764,000,000
EUR
|
— | — | — | — | — | — | — |
-
EUR
|
1,515,000,000
EUR
|
-
EUR
|
— | — | — |
-
EUR
|
— | — | — | — | — | — | — |
-
EUR
|
-
EUR
|
2,069,000,000
EUR
|
4,010,000,000
EUR
|
— | — |
1,942,000,000
EUR
|
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
-
EUR
|
4,010,000,000
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity | — |
-
EUR
|
43,000,000
EUR
|
— | — |
23,000,000
EUR
|
— | — | — | — | — | — | — |
20,000,000
EUR
|
23,000,000
EUR
|
-
EUR
|
— | — | — |
-
EUR
|
— | — | — | — | — | — | — |
-
EUR
|
-
EUR
|
-
EUR
|
518,000,000
EUR
|
— | — |
528,000,000
EUR
|
9,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
-
EUR
|
528,000,000
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — |
-
EUR
|
1,845,000,000
EUR
|
— | — |
1,841,000,000
EUR
|
— | — | — | — | — | — | — |
3,000,000
EUR
|
1,841,000,000
EUR
|
-
EUR
|
— | — | — |
-
EUR
|
— | — | — | — | — | — | — |
-
EUR
|
-
EUR
|
-
EUR
|
1,667,000,000
EUR
|
— | — |
1,665,000,000
EUR
|
2,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
-
EUR
|
1,665,000,000
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |