Statement Of Cash Flows [Abstract]
| Concept |
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 |
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 |
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) |
1 076
SEK
|
— |
18 5 08
SEK
|
19 5 84
SEK
|
18 50 8
SEK
|
6 641
SEK
|
— |
7 275
SEK
|
634,000,000
SEK
|
6 641
SEK
|
— |
| Interest paid, classified as operating activities | — | — | — |
1 8 92
SEK
|
— | — | — |
1 44 2
SEK
|
— | — | — |
| Interest received, classified as operating activities | — | — | — |
240,000,000
SEK
|
— | — | — |
267,000,000
SEK
|
— | — | — |
| Cash flows from (used in) operating activities | — | — | — |
1 526
SEK
|
— | — | — |
6 520
SEK
|
— | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||
| Other inflows (outflows) of cash, classified as investing activities | — | — | — |
70,000,000
SEK
|
— | — | — |
36,000,000
SEK
|
— | — | — |
| Cash flows from (used in) investing activities | — | — | — |
2 9 87 9
SEK
|
— | — | — |
1 6 99 3
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 | — | — | — |
25,000,000
SEK
|
— | — | — |
301,000,000
SEK
|
— | — | — |
| Proceeds from borrowings, classified as financing activities | — | — | — |
33 0 85
SEK
|
— | — | — |
20 47 2
SEK
|
— | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — |
7 8 4 3
SEK
|
— | — | — |
9 83 8
SEK
|
— | — | — |
| Payments of lease liabilities, classified as financing activities | — | — | — |
1,000,000
SEK
|
— | — | — |
1 9
SEK
|
— | — | — |
| Cash flows from (used in) financing activities | — | — | — |
25 11 7
SEK
|
— | — | — |
13 56 3
SEK
|
— | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — |
67,000,000
SEK
|
— | — | — | — | — | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — | — | — |
3 2 35
SEK
|
— | — | — |
3 08 9
SEK
|
— | — | — |
| Cash and cash equivalents | — |
1 29 9
SEK
|
— | — | — | — |
4 46 8
SEK
|
— | — | — |
1 379
SEK
|