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 |
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 |
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 |
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 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||||||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||||||||||||||
| Profit (loss) |
—
EUR
|
1 393
EUR
|
— |
—
EUR
|
1 323
EUR
|
70,000,000
EUR
|
1 323
EUR
|
—
EUR
|
—
EUR
|
—
EUR
|
—
EUR
|
— |
—
EUR
|
2 240
EUR
|
2 107
EUR
|
133,000,000
EUR
|
—
EUR
|
—
EUR
|
2 107
EUR
|
—
EUR
|
—
EUR
|
—
EUR
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||||||||||||||
| Adjustments for depreciation and amortisation expense | — |
158,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
170,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Adjustments for losses (gains) on disposal of non-current assets | — |
280,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
217,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Other adjustments to reconcile profit (loss) | — |
537,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
2 193
EUR
|
— | — | — | — | — | — | — | — | — |
| Dividends received, classified as operating activities | — |
92,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
273,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Interest paid, classified as operating activities | — |
132,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
190,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Interest received, classified as operating activities | — |
751,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
375,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Income taxes paid (refund), classified as operating activities | — |
277,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
290,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Cash flows from (used in) operating activities | — |
970,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
33,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — |
20,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
519,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
247,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
7,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Cash flows from (used in) investing activities | — |
223,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
2 970
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 | — |
14,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
9,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Payments to acquire or redeem entity's shares | — |
555,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
1 444
EUR
|
— | — | — | — | — | — | — | — | — |
| Proceeds from borrowings, classified as financing activities | — |
142,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
62,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Repayments of borrowings, classified as financing activities | — |
473,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
920,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Cash flows from (used in) financing activities | — |
2 407
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
4 704
EUR
|
— | — | — | — | — | — | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — |
3,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
44,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
1 660
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
1 701
EUR
|
— | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — |
1 415
EUR
|
— | — | — | — | — | — | — | — |
3 073
EUR
|
— | — | — | — | — | — | — | — | — | — |
4 690
EUR
|