Statement Of Cash Flows [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
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 |
2023-01-01 to 2023-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||||||
| Profit (loss) |
0
SEK
|
1 013
SEK
|
134,000,000
SEK
|
— |
879,000,000
SEK
|
879,000,000
SEK
|
6 63
SEK
|
— |
152,000,000
SEK
|
511,000,000
SEK
|
511,000,000
SEK
|
— |
| Interest paid, classified as operating activities | — |
1 130
SEK
|
— | — | — | — |
678,000,000
SEK
|
— | — | — | — | — |
| Interest received, classified as operating activities | — |
4 996
SEK
|
— | — | — | — |
3 649
SEK
|
— | — | — | — | — |
| Cash flows from (used in) operating activities | — |
5 808
SEK
|
— | — | — | — |
4 402
SEK
|
— | — | — | — | — |
| Cash flows from (used in) investing activities [abstract] | ||||||||||||
| Proceeds from sales of other long-term assets, classified as investing activities | — |
5 526
SEK
|
— | — | — | — |
2 361
SEK
|
— | — | — | — | — |
| Purchase of other long-term assets, classified as investing activities | — |
14 329
SEK
|
— | — | — | — |
101,000,000
SEK
|
— | — | — | — | — |
| Other inflows (outflows) of cash, classified as investing activities | — |
168,000,000
SEK
|
— | — | — | — |
328,000,000
SEK
|
— | — | — | — | — |
| Cash flows from (used in) investing activities | — |
18 083
SEK
|
— | — | — | — |
3 617
SEK
|
— | — | — | — | — |
| Cash flows from (used in) financing activities [abstract] | ||||||||||||
| Proceeds from issuing other equity instruments | — |
86,000,000
SEK
|
— | — | — | — |
–
SEK
|
— | — | — | — | — |
| Payments to acquire or redeem entity's shares | — |
201,000,000
SEK
|
— | — | — | — |
–
SEK
|
— | — | — | — | — |
| Proceeds from borrowings, classified as financing activities | — |
–
SEK
|
— | — | — | — |
692,000,000
SEK
|
— | — | — | — | — |
| Repayments of borrowings, classified as financing activities | — |
–
SEK
|
— | — | — | — |
829,000,000
SEK
|
— | — | — | — | — |
| Payments of lease liabilities, classified as financing activities | — |
45,000,000
SEK
|
— | — | — | — |
48,000,000
SEK
|
— | — | — | — | — |
| Interest paid, classified as financing activities | — |
134,000,000
SEK
|
— | — | — | — |
152,000,000
SEK
|
— | — | — | — | — |
| Cash flows from (used in) financing activities | — |
20 057
SEK
|
— | — | — | — |
572,000,000
SEK
|
— | — | — | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
7 782
SEK
|
— | — | — | — |
1 357
SEK
|
— | — | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — |
221,000,000
SEK
|
— | — | — | — |
2 28
SEK
|
— | — | — | — | — |
| Cash and cash equivalents | — | — | — |
13 941
SEK
|
— | — | — |
5 938
SEK
|
— | — | — |
4 809
SEK
|