Statement Of Cash Flows [Abstract]
| Concept |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2019-01-01 to 2019-12-31 |
As at 2019-12-31 |
As at 2018-12-31 |
|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||
| Cash flows from (used in) operating activities [abstract] | |||||||
| Interest paid, classified as operating activities | — |
724,000,000
SEK
|
— |
83,000,000
EUR
|
95,000,000
EUR
|
— | — |
| Interest received, classified as operating activities | — |
9,000,000
EUR
|
— |
10,000,000
EUR
|
105,000,000
SEK
|
— | — |
| Income taxes paid (refund), classified as operating activities | — |
358,000,000
EUR
|
— |
374,000,000
EUR
|
1 130
SEK
|
— | — |
| Cash flows from (used in) operating activities | — |
1 447
EUR
|
— |
1 701
EUR
|
19 351
SEK
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — |
2,000,000
EUR
|
— |
6,000,000
EUR
|
5,000,000
SEK
|
— | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
437,000,000
EUR
|
— |
64,000,000
EUR
|
14,000,000
EUR
|
— | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
54,000,000
SEK
|
— |
16,000,000
EUR
|
23,000,000
EUR
|
— | — |
| Cash advances and loans made to other parties, classified as investing activities | — |
41,000,000
EUR
|
— |
5,000,000
EUR
|
62,000,000
SEK
|
— | — |
| Interest paid, classified as investing activities | — |
57,000,000
SEK
|
— |
2,000,000
EUR
|
4,000,000
EUR
|
— | — |
| Cash flows from (used in) investing activities | — |
1 197
EUR
|
— |
678,000,000
EUR
|
5 908
SEK
|
— | — |
| Cash flows from (used in) financing activities [abstract] | |||||||
| Payments from changes in ownership interests in subsidiaries that do not result in loss of control | — |
5 961
SEK
|
— |
–
EUR
|
–
EUR
|
— | — |
| Proceeds from borrowings, classified as financing activities | — |
19 444
SEK
|
— |
618,000,000
EUR
|
231,000,000
EUR
|
— | — |
| Repayments of borrowings, classified as financing activities | — |
12 003
SEK
|
— |
964,000,000
EUR
|
1 107
EUR
|
— | — |
| Cash flows from (used in) financing activities | — |
3 807
SEK
|
— |
799,000,000
EUR
|
1 290
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
1 273
SEK
|
— |
224,000,000
EUR
|
20,000,000
EUR
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||
| Effect of exchange rate changes on cash and cash equivalents | — |
195,000,000
SEK
|
— |
8,000,000
EUR
|
107,000,000
SEK
|
— | — |
| Cash and cash equivalents |
382,000,000
EUR
|
— |
497,000,000
EUR
|
— | — |
2 928
SEK
|
3 008
SEK
|