Statement Of Cash Flows [Abstract]
| Concept |
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 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 |
|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||
| Profit (loss) |
9,316,000,000
EUR
|
— |
58,000,000
EUR
|
9,258,000,000
EUR
|
— |
7,845,000,000
EUR
|
7,745,000,000
EUR
|
100,000,000
EUR
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||
| Adjustments for depreciation and amortisation expense |
2,694,000,000
EUR
|
— | — | — | — |
2,593,000,000
EUR
|
— | — | — |
| Cash flows from (used in) operations |
1 485,2
EUR
|
— | — | — | — |
7,547,000,000
EUR
|
— | — | — |
| Dividends received, classified as operating activities |
54,000,000
EUR
|
— | — | — | — |
0
EUR
|
— | — | — |
| Interest paid, classified as operating activities |
191,000,000
EUR
|
— | — | — | — |
155,000,000
EUR
|
— | — | — |
| Interest received, classified as operating activities |
225,000,000
EUR
|
— | — | — | — |
494,000,000
EUR
|
— | — | — |
| Income taxes paid (refund), classified as operating activities |
3,037,000,000
EUR
|
— | — | — | — |
2,754,000,000
EUR
|
— | — | — |
| Other inflows (outflows) of cash, classified as operating activities |
624,000,000
EUR
|
— | — | — | — |
183,000,000
EUR
|
— | — | — |
| Cash flows from (used in) operating activities |
1 127,9
EUR
|
— | — | — | — |
5,315,000,000
EUR
|
— | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities |
30,000,000
EUR
|
— | — | — | — |
-
EUR
|
— | — | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities |
1,692,000,000
EUR
|
— | — | — | — |
316,000,000
EUR
|
— | — | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities |
9,000,000
EUR
|
— | — | — | — |
2,000,000
EUR
|
— | — | — |
| Purchase of property, plant and equipment, classified as investing activities |
1,482,000,000
EUR
|
— | — | — | — |
1,012,000,000
EUR
|
— | — | — |
| Cash flows from (used in) investing activities |
3,194,000,000
EUR
|
— | — | — | — |
1,326,000,000
EUR
|
— | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||
| Payments from changes in ownership interests in subsidiaries that do not result in loss of control |
8,000,000
EUR
|
— | — | — | — |
77,000,000
EUR
|
— | — | — |
| Payments to acquire or redeem entity's shares |
-
EUR
|
— | — | — | — |
500,000,000
EUR
|
— | — | — |
| Dividends paid, classified as financing activities |
9,049,000,000
EUR
|
— | — | — | — |
1 087,8
EUR
|
— | — | — |
| Cash flows from (used in) financing activities |
8,613,000,000
EUR
|
— | — | — | — |
3,905,000,000
EUR
|
— | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes |
528,000,000
EUR
|
— | — | — | — |
84,000,000
EUR
|
— | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||
| Effect of exchange rate changes on cash and cash equivalents |
182,000,000
EUR
|
— | — | — | — |
33,000,000
EUR
|
— | — | — |
| Cash and cash equivalents | — |
4,245,000,000
EUR
|
— | — |
4,955,000,000
EUR
|
— | — | — |
4,904,000,000
EUR
|