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 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||||||||
| Dividends received, classified as operating activities |
168,000,000
SEK
|
168,000,000
SEK
|
–
SEK
|
–
SEK
|
— | — | — | — |
–
SEK
|
110,000,000
SEK
|
–
SEK
|
— |
110,000,000
SEK
|
— | — | — | — |
| Interest paid, classified as operating activities |
1,258,000
SEK
|
1,244,000
SEK
|
–
SEK
|
14,000,000
SEK
|
— | — | — | — |
–
SEK
|
1,675,000
SEK
|
35,000,000
SEK
|
— |
1,710,000
SEK
|
— | — | — | — |
| Interest received, classified as operating activities |
3,122,000
SEK
|
2,750,000
SEK
|
–
SEK
|
371,000,000
SEK
|
— | — | — | — |
–
SEK
|
2,629,000
SEK
|
518,000,000
SEK
|
— |
3,147,000
SEK
|
— | — | — | — |
| Cash flows from (used in) operating activities |
63,141,000
SEK
|
46,444,000
SEK
|
16,471,000
SEK
|
226,000,000
SEK
|
— | — | — | — |
41,701,000
SEK
|
21,396,000
SEK
|
334,000,000
SEK
|
— |
63,430,000
SEK
|
— | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — |
2,371,000
SEK
|
— | — | — | — | — | — | — |
2,268,000
SEK
|
— | — | — | — | — | — | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
3,006,000
SEK
|
— | — | — | — | — | — | — |
77,000,000
SEK
|
— | — | — | — | — | — | — |
| Other cash receipts from sales of equity or debt instruments of other entities, classified as investing activities | — |
16,000,000
SEK
|
— | — | — | — | — | — | — |
323,000,000
SEK
|
— | — | — | — | — | — | — |
| Other cash payments to acquire equity or debt instruments of other entities, classified as investing activities | — |
4,905,000
SEK
|
— | — | — | — | — | — | — |
1,558,000
SEK
|
— | — | — | — | — | — | — |
| Purchase of intangible assets, classified as investing activities |
4,416,000
SEK
|
4,493,000
SEK
|
77,000,000
SEK
|
–
SEK
|
— | — | — | — |
71,000,000
SEK
|
5,278,000
SEK
|
–
SEK
|
— |
5,207,000
SEK
|
— | — | — | — |
| Cash flows from (used in) investing activities | — |
709,000,000
SEK
|
— | — | — | — | — | — | — |
280,000,000
SEK
|
— | — | — | — | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||||||
| Proceeds from borrowings, classified as financing activities | — |
342,066,000
SEK
|
— | — | — | — | — | — | — |
241,958,000
SEK
|
— | — | — | — | — | — | — |
| Repayments of borrowings, classified as financing activities | — |
327,245,000
SEK
|
— | — | — | — | — | — | — |
211,157,000
SEK
|
— | — | — | — | — | — | — |
| Other inflows (outflows) of cash, classified as financing activities | — |
74,000,000
SEK
|
— | — | — | — | — | — | — |
55,000,000
SEK
|
— | — | — | — | — | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
435,000,000
SEK
|
— | — | — | — | — | — | — |
1,651,000
SEK
|
— | — | — | — | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — |
1,410,000
SEK
|
— | — | — | — | — | — | — |
2,211,000
SEK
|
— | — | — | — | — | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
1,845,000
SEK
|
— | — | — | — | — | — | — |
560,000,000
SEK
|
— | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — |
80,505,000
SEK
|
85,171,000
SEK
|
2,206,000
SEK
|
6,872,000
SEK
|
— | — | — |
83,326,000
SEK
|
— |
1,318,000
SEK
|
78,858,000
SEK
|
5,785,000
SEK
|
83,886,000
SEK
|