Statement Of Cash Flows [Abstract]
| Concept |
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 |
2023-01-01 to 2023-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||||||
| Profit (loss) |
2,092,000,000
EUR
|
2,395,000,000
EUR
|
— |
303,000,000
EUR
|
2,092,000,000
EUR
|
0
EUR
|
1,321,000,000
EUR
|
— |
1,321,000,000
EUR
|
1,587,000,000
EUR
|
0
EUR
|
266,000,000
EUR
|
| Adjustments to reconcile profit (loss) [abstract] | ||||||||||||
| Adjustments for decrease (increase) in inventories | — |
220,000,000
EUR
|
— | — | — | — | — | — | — |
156,000,000
EUR
|
— | — |
| Adjustments for share-based payments | — |
128,000,000
EUR
|
— | — | — | — | — | — | — |
61,000,000
EUR
|
— | — |
| Adjustments for losses (gains) on disposal of non-current assets | — |
9,000,000
EUR
|
— | — | — | — | — | — | — |
672,000,000
EUR
|
— | — |
| Dividends received, classified as operating activities | — |
565,000,000
EUR
|
— | — | — | — | — | — | — |
514,000,000
EUR
|
— | — |
| Interest received, classified as operating activities | — |
578,000,000
EUR
|
— | — | — | — | — | — | — |
97,000,000
EUR
|
— | — |
| Income taxes paid (refund), classified as operating activities | — |
464,000,000
EUR
|
— | — | — | — | — | — | — |
449,000,000
EUR
|
— | — |
| Cash flows from (used in) operating activities | — |
1 101,3
EUR
|
— | — | — | — | — | — | — |
1 099,6
EUR
|
— | — |
| Cash flows from (used in) investing activities [abstract] | ||||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — |
1,000,000
EUR
|
— | — | — | — | — | — | — |
3,000,000
EUR
|
— | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
146,000,000
EUR
|
— | — | — | — | — | — | — |
894,000,000
EUR
|
— | — |
| Cash flows from (used in) investing activities | — |
3,383,000,000
EUR
|
— | — | — | — | — | — | — |
4,169,000,000
EUR
|
— | — |
| Cash flows from (used in) financing activities [abstract] | ||||||||||||
| Proceeds from changes in ownership interests in subsidiaries that do not result in loss of control | — |
0
EUR
|
— | — | — | — | — | — | — |
0
EUR
|
— | — |
| Payments from changes in ownership interests in subsidiaries that do not result in loss of control | — |
0
EUR
|
— | — | — | — | — | — | — |
63,000,000
EUR
|
— | — |
| Proceeds from issuing shares | — |
39,000,000
EUR
|
— | — | — | — | — | — | — |
5,000,000
EUR
|
— | — |
| Payments to acquire or redeem entity's shares | — |
360,000,000
EUR
|
— | — | — | — | — | — | — |
431,000,000
EUR
|
— | — |
| Proceeds from borrowings, classified as financing activities | — |
7,372,000,000
EUR
|
— | — | — | — | — | — | — |
1 623,9
EUR
|
— | — |
| Repayments of borrowings, classified as financing activities | — |
9,738,000,000
EUR
|
— | — | — | — | — | — | — |
1 179,2
EUR
|
— | — |
| Payments of lease liabilities, classified as financing activities | — |
7,625,000,000
EUR
|
— | — | — | — | — | — | — |
7,025,000,000
EUR
|
— | — |
| Dividends paid, classified as financing activities | — |
128,000,000
EUR
|
— | — | — | — | — | — | — |
178,000,000
EUR
|
— | — |
| Cash flows from (used in) financing activities | — |
1 050,8
EUR
|
— | — | — | — | — | — | — |
2,808,000,000
EUR
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — |
85,000,000
EUR
|
— | — | — | — | — | — | — |
5,000,000
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
2,878,000,000
EUR
|
— | — | — | — | — | — | — |
4,018,000,000
EUR
|
— | — |
| Cash and cash equivalents | — | — |
1 597,2
EUR
|
— | — | — | — |
1 919,5
EUR
|
— | — | — | — |