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) |
13 639
SEK
|
— |
7,000,000
SEK
|
13 633
SEK
|
— |
13 296
SEK
|
13 291
SEK
|
5,000,000
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||
| Other adjustments for non-cash items |
123,000,000
SEK
|
— | — | — | — |
137,000,000
SEK
|
— | — | — |
| Cash flows from (used in) operations |
26 868
SEK
|
— | — | — | — |
22 353
SEK
|
— | — | — |
| Interest paid, classified as operating activities |
2 136
SEK
|
— | — | — | — |
812,000,000
SEK
|
— | — | — |
| Interest received, classified as operating activities |
14,000,000
SEK
|
— | — | — | — |
12,000,000
SEK
|
— | — | — |
| Cash flows from (used in) operating activities |
21 294
SEK
|
— | — | — | — |
14 357
SEK
|
— | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities |
8 114
SEK
|
— | — | — | — |
37,000,000
SEK
|
— | — | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities |
53 566
SEK
|
— | — | — | — |
8 583
SEK
|
— | — | — |
| Other inflows (outflows) of cash, classified as investing activities |
27,000,000
SEK
|
— | — | — | — |
26,000,000
SEK
|
— | — | — |
| Cash flows from (used in) investing activities |
47 899
SEK
|
— | — | — | — |
10 561
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 |
38,000,000
SEK
|
— | — | — | — |
55,000,000
SEK
|
— | — | — |
| Payments to acquire or redeem entity's shares |
79,000,000
SEK
|
— | — | — | — |
61,000,000
SEK
|
— | — | — |
| Payments of lease liabilities, classified as financing activities |
1 543
SEK
|
— | — | — | — |
1 330
SEK
|
— | — | — |
| Dividends paid, classified as financing activities |
5 332
SEK
|
— | — | — | — |
4 666
SEK
|
— | — | — |
| Other inflows (outflows) of cash, classified as financing activities |
2 247
SEK
|
— | — | — | — |
2 795
SEK
|
— | — | — |
| Cash flows from (used in) financing activities |
24 726
SEK
|
— | — | — | — |
4 699
SEK
|
— | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes |
1 880
SEK
|
— | — | — | — |
904,000,000
SEK
|
— | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||
| Effect of exchange rate changes on cash and cash equivalents |
71,000,000
SEK
|
— | — | — | — |
5,000,000
SEK
|
— | — | — |
| Cash and cash equivalents | — |
1 466
SEK
|
— | — |
3 417
SEK
|
— | — | — |
4 325
SEK
|