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 |
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 |
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) | — |
–
SEK
|
1 651
SEK
|
–
SEK
|
1 652
SEK
|
–
SEK
|
1 651
SEK
|
1,000,000
SEK
|
0
SEK
|
— |
–
SEK
|
–
SEK
|
–
SEK
|
1 492
SEK
|
1 492
SEK
|
1 492
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||||||||
| Adjustments for share-based payments | — | — | — | — |
84,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
153,000,000
SEK
|
— | — |
| Adjustments for fair value losses (gains) | — | — | — | — |
11,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
16,000,000
SEK
|
— | — |
| Other adjustments for non-cash items | — | — | — | — |
31,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
65,000,000
SEK
|
— | — |
| Adjustments for losses (gains) on disposal of non-current assets | — | — | — | — |
57,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
21,000,000
SEK
|
— | — |
| Adjustments to reconcile profit (loss) | — | — | — | — |
1 228
SEK
|
— | — | — | — | — | — | — | — | — |
1 368
SEK
|
— | — |
| Interest received, classified as operating activities | — | — | — | — |
8,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
4,000,000
SEK
|
— | — |
| Cash flows from (used in) operating activities | — | — | — | — |
2 515
SEK
|
— | — | — | — | — | — | — | — | — |
2 199
SEK
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — | — | — | — |
65,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
17,000,000
SEK
|
— | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — | — | — |
675,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
363,000,000
SEK
|
— | — |
| Other cash payments to acquire equity or debt instruments of other entities, classified as investing activities | — | — | — | — |
0
SEK
|
— | — | — | — | — | — | — | — | — |
0
SEK
|
— | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — | — | — | — |
20,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
6,000,000
SEK
|
— | — |
| Purchase of property, plant and equipment, classified as investing activities | — | — | — | — |
274,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
19 9
SEK
|
— | — |
| Proceeds from sales of intangible assets, classified as investing activities | — | — | — | — |
0
SEK
|
— | — | — | — | — | — | — | — | — |
8,000,000
SEK
|
— | — |
| Purchase of intangible assets, classified as investing activities | — | — | — | — |
48,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
44,000,000
SEK
|
— | — |
| Other inflows (outflows) of cash, classified as investing activities | — | — | — | — |
6,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
2,000,000
SEK
|
— | — |
| Cash flows from (used in) investing activities | — | — | — | — |
907,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
578,000,000
SEK
|
— | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||||||
| Proceeds from borrowings, classified as financing activities | — | — | — | — |
2 191
SEK
|
— | — | — | — | — | — | — | — | — |
2 797
SEK
|
— | — |
| Repayments of borrowings, classified as financing activities | — | — | — | — |
2 214
SEK
|
— | — | — | — | — | — | — | — | — |
4 113
SEK
|
— | — |
| Payments of lease liabilities, classified as financing activities | — | — | — | — |
790,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
743,000,000
SEK
|
— | — |
| Cash flows from (used in) financing activities | — | — | — | — |
1 688
SEK
|
— | — | — | — | — | — | — | — | — |
2 841
SEK
|
— | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — | — | — |
80,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
1 220
SEK
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — | — |
35,000,000
SEK
|
— | — | — | — | — | — | — | — | — |
28,000,000
SEK
|
— | — |
| Cash and cash equivalents |
850,000,000
SEK
|
— | — | — | — | — | — | — | — |
896,000,000
SEK
|
— | — | — | — | — | — |
2 088
SEK
|