Statement Of Cash Flows [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
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 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||
| Profit (loss) |
3,981,000,000
SEK
|
— |
346,000,000
SEK
|
4,327,000,000
SEK
|
— |
9,074,000,000
SEK
|
8,892,000,000
SEK
|
182,000,000
SEK
|
— |
| Cash flows from (used in) operating activities |
2,036,000,000
SEK
|
— | — | — | — |
1,501,000,000
SEK
|
— | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||
| Purchase of intangible assets, classified as investing activities |
30,000,000
SEK
|
— | — | — | — |
36,000,000
SEK
|
— | — | — |
| Cash flows from (used in) investing activities |
2 312,3
SEK
|
— | — | — | — |
2 749,0
SEK
|
— | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||
| Proceeds from issuing shares |
3,230,000,000
SEK
|
— | — | — | — |
11,000,000
SEK
|
— | — | — |
| Proceeds from borrowings, classified as financing activities |
2 274,8
SEK
|
— | — | — | — |
2 719,0
SEK
|
— | — | — |
| Repayments of borrowings, classified as financing activities |
5,189,000,000
SEK
|
— | — | — | — |
1,798,000,000
SEK
|
— | — | — |
| Cash flows from (used in) financing activities |
2 078,9
SEK
|
— | — | — | — |
2 540,4
SEK
|
— | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes |
298,000,000
SEK
|
— | — | — | — |
586,000,000
SEK
|
— | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||
| Effect of exchange rate changes on cash and cash equivalents |
1,000,000
SEK
|
— | — | — | — |
0
SEK
|
— | — | — |
| Cash and cash equivalents | — |
58,000,000
SEK
|
— | — |
354,000,000
SEK
|
— | — | — |
940,000,000
SEK
|