Statement Of Cash Flows [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-12 |
|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||
| Interest paid, classified as operating activities |
211,000,000
EUR
|
— | — |
68,000,000
EUR
|
— |
60,000,000
EUR
|
— | — |
| Interest received, classified as operating activities |
410,000,000
SEK
|
— | — |
13,000,000
EUR
|
— |
7,000,000
EUR
|
— | — |
| Cash flows from (used in) operating activities |
1 881
EUR
|
— | — |
1 212
EUR
|
— |
1 445
EUR
|
— | — |
| Cash flows from (used in) investing activities [abstract] | ||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities |
1 234
SEK
|
— | — |
EUR
|
— |
2,000,000
EUR
|
— | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities |
178,000,000
SEK
|
— | — |
452,000,000
EUR
|
— |
437,000,000
EUR
|
— | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities |
6,000,000
EUR
|
— | — |
68,000,000
SEK
|
— |
4,000,000
EUR
|
— | — |
| Cash advances and loans made to other parties, classified as investing activities |
4,000,000
EUR
|
— | — |
266,000,000
EUR
|
— |
41,000,000
EUR
|
— | — |
| Interest paid, classified as investing activities |
4,000,000
EUR
|
— | — |
1,000,000
EUR
|
— |
2,000,000
EUR
|
— | — |
| Cash flows from (used in) investing activities |
621,000,000
EUR
|
— | — |
1 366
EUR
|
— |
1 196
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 |
SEK
|
— | — |
1,000,000
EUR
|
— |
588,000,000
EUR
|
— | — |
| Proceeds from borrowings, classified as financing activities |
513,000,000
EUR
|
— | — |
1 426
EUR
|
— |
1 602
EUR
|
— | — |
| Repayments of borrowings, classified as financing activities |
1 173
EUR
|
— | — |
667,000,000
EUR
|
— |
786,000,000
EUR
|
— | — |
| Cash flows from (used in) financing activities |
1 007
EUR
|
— | — |
171,000,000
EUR
|
— |
375,000,000
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes |
253,000,000
EUR
|
— | — |
182,000,000
SEK
|
— |
1 273
SEK
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||||||
| Effect of exchange rate changes on cash and cash equivalents |
12,000,000
EUR
|
— | — |
13,000,000
EUR
|
— |
11,000,000
EUR
|
— | — |
| Cash and cash equivalents | — |
5 159
SEK
|
4 288
SEK
|
— |
382,000,000
EUR
|
— |
4 982
SEK
|
497,000,000
EUR
|