Statement Of Cash Flows [Abstract]
| Concept |
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 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||
| Profit (loss) | — |
3,420,000,000
EUR
|
3,556,000,000
EUR
|
3,420,000,000
EUR
|
136,000,000
EUR
|
67,000,000
EUR
|
— |
2,426,000,000
EUR
|
2,493,000,000
EUR
|
2,426,000,000
EUR
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||
| Adjustments for income tax expense | — | — |
1,355,000,000
EUR
|
— | — | — | — | — |
1,079,000,000
EUR
|
— | — |
| Adjustments for decrease (increase) in inventories | — | — |
928,000,000
EUR
|
— | — | — | — | — |
169,000,000
EUR
|
— | — |
| Adjustments for unrealised foreign exchange losses (gains) | — | — |
108,000,000
EUR
|
— | — | — | — | — |
4,000,000
EUR
|
— | — |
| Adjustments for losses (gains) on disposal of non-current assets | — | — |
13,000,000
EUR
|
— | — | — | — | — |
64,000,000
EUR
|
— | — |
| Income taxes paid (refund), classified as operating activities | — | — |
1,059,000,000
EUR
|
— | — | — | — | — |
914,000,000
EUR
|
— | — |
| Cash flows from (used in) operating activities | — | — |
6,992,000,000
EUR
|
— | — | — | — | — |
6,415,000,000
EUR
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||
| Cash flows from (used in) investing activities | — | — |
5,400,000,000
EUR
|
— | — | — | — | — |
2,715,000,000
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 | — | — |
—
EUR
|
— | — | — | — | — |
—
EUR
|
— | — |
| Payments to acquire or redeem entity's shares | — | — |
84,000,000
EUR
|
— | — | — | — | — |
2,211,000,000
EUR
|
— | — |
| Interest paid, classified as financing activities | — | — |
281,000,000
EUR
|
— | — | — | — | — |
314,000,000
EUR
|
— | — |
| Cash flows from (used in) financing activities | — | — |
3,161,000,000
EUR
|
— | — | — | — | — |
3,515,000,000
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — |
1,569,000,000
EUR
|
— | — | — | — | — |
185,000,000
EUR
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — |
69,000,000
EUR
|
— | — | — | — | — |
0
EUR
|
— | — |
| Cash and cash equivalents |
3,308,000,000
EUR
|
— | — | — | — | — |
4,946,000,000
EUR
|
— | — | — |
4,762,000,000
EUR
|