Statement Of Cash Flows [Abstract]
| Concept |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||
| Cash flows from (used in) operating activities [abstract] | ||||
| Income taxes paid (refund), classified as operating activities | — |
3,236,000,000
EUR
|
2,990,000,000
EUR
|
— |
| Cash flows from (used in) investing activities [abstract] | ||||
| Dividends received, classified as investing activities | — |
0
EUR
|
12,000,000
EUR
|
— |
| Cash flows from (used in) investing activities | — |
1 703,4
EUR
|
6,174,000,000
EUR
|
— |
| Cash flows from (used in) financing activities [abstract] | ||||
| Proceeds from issuing shares | — |
14,000,000
EUR
|
22,000,000
EUR
|
— |
| Proceeds from borrowings, classified as financing activities | — |
1 540,2
EUR
|
7,295,000,000
EUR
|
— |
| Repayments of borrowings, classified as financing activities | — |
9,770,000,000
EUR
|
8,707,000,000
EUR
|
— |
| Payments of lease liabilities, classified as financing activities | — |
1,580,000,000
EUR
|
1,558,000,000
EUR
|
— |
| Other inflows (outflows) of cash, classified as financing activities | — |
448,000,000
EUR
|
429,000,000
EUR
|
— |
| Cash flows from (used in) financing activities | — |
1,896,000,000
EUR
|
8,030,000,000
EUR
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||
| Effect of exchange rate changes on cash and cash equivalents | — |
419,000,000
EUR
|
243,000,000
EUR
|
— |
| Cash and cash equivalents |
2 402,8
EUR
|
— | — |
3 264,6
EUR
|