Statement Of Cash Flows [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 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 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||||||
| Profit (loss) | — |
46,000,000
SEK
|
— | — |
174,000,000
SEK
|
128,000,000
SEK
|
174,000,000
SEK
|
65,000,000
SEK
|
— | — |
74,000,000
SEK
|
9,000,000
SEK
|
— |
65,000,000
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||||||
| Adjustments for depreciation and amortisation expense |
121,000,000
SEK
|
— | — | — | — | — | — | — |
113,000,000
SEK
|
— | — | — | — | — | — |
| Adjustments for provisions |
1,000,000
SEK
|
— | — | — | — | — | — | — |
6,000,000
SEK
|
— | — | — | — | — | — |
| Adjustments for undistributed profits of associates |
42,000,000
SEK
|
— | — | — | — | — | — | — |
196,000,000
SEK
|
— | — | — | — | — | — |
| Other adjustments for non-cash items |
-
SEK
|
— | — | — | — | — | — | — |
0
SEK
|
— | — | — | — | — | — |
| Other adjustments to reconcile profit (loss) |
13,000,000
SEK
|
— | — | — | — | — | — | — |
27,000,000
SEK
|
— | — | — | — | — | — |
| Cash flows from (used in) operating activities |
31,000,000
SEK
|
— | — | — | — | — | — | — |
165,000,000
SEK
|
— | — | — | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities |
47,000,000
SEK
|
— | — | — | — | — | — | — |
0
SEK
|
— | — | — | — | — | — |
| Purchase of property, plant and equipment, classified as investing activities |
10,000,000
SEK
|
— | — | — | — | — | — | — |
16,000,000
SEK
|
— | — | — | — | — | — |
| Purchase of intangible assets, classified as investing activities |
4,000,000
SEK
|
— | — | — | — | — | — | — |
7,000,000
SEK
|
— | — | — | — | — | — |
| Cash flows from (used in) investing activities |
1 519
SEK
|
— | — | — | — | — | — | — |
44,000,000
SEK
|
— | — | — | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||||
| Proceeds from borrowings, classified as financing activities |
2 069
SEK
|
— | — | — | — | — | — | — |
422,000,000
SEK
|
— | — | — | — | — | — |
| Repayments of borrowings, classified as financing activities |
798,000,000
SEK
|
— | — | — | — | — | — | — |
0
SEK
|
— | — | — | — | — | — |
| Payments of lease liabilities, classified as financing activities |
59,000,000
SEK
|
— | — | — | — | — | — | — |
58,000,000
SEK
|
— | — | — | — | — | — |
| Dividends paid, classified as financing activities |
80,000,000
SEK
|
— | — | — | — | — | — | — |
0
SEK
|
— | — | — | — | — | — |
| Cash flows from (used in) financing activities |
1 113
SEK
|
— | — | — | — | — | — | — |
315,000,000
SEK
|
— | — | — | — | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes |
436,000,000
SEK
|
— | — | — | — | — | — | — |
524,000,000
SEK
|
— | — | — | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||||||
| Effect of exchange rate changes on cash and cash equivalents |
21,000,000
SEK
|
— | — | — | — | — | — | — |
46,000,000
SEK
|
— | — | — | — | — | — |
| Cash and cash equivalents | — | — |
1 242
SEK
|
1 442
SEK
|
— | — | — | — | — |
1 482
SEK
|
— | — |
1 856
SEK
|
— |
1 378
SEK
|