Statement Of Cash Flows [Abstract]
| Concept |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||
| Profit (loss) |
706,000,000
SEK
|
801,000,000
SEK
|
706,000,000
SEK
|
95,000,000
SEK
|
90,000,000
SEK
|
207,000,000
SEK
|
117,000,000
SEK
|
207,000,000
SEK
|
| Adjustments to reconcile profit (loss) [abstract] | ||||||||
| Adjustments for impairment loss (reversal of impairment loss) recognised in profit or loss | — |
53,000,000
SEK
|
— | — | — | — |
338,000,000
SEK
|
— |
| Adjustments for provisions | — |
4,000,000
SEK
|
— | — | — | — |
5,000,000
SEK
|
— |
| Adjustments for fair value losses (gains) | — |
34,000,000
SEK
|
— | — | — | — |
89,000,000
SEK
|
— |
| Other adjustments to reconcile profit (loss) | — |
39,000,000
SEK
|
— | — | — | — |
165,000,000
SEK
|
— |
| Interest paid, classified as operating activities | — |
562,000,000
SEK
|
— | — | — | — |
530,000,000
SEK
|
— |
| Interest received, classified as operating activities | — |
2 727
SEK
|
— | — | — | — |
3 002
SEK
|
— |
| Cash flows from (used in) operating activities | — |
3 844
SEK
|
— | — | — | — |
3 481
SEK
|
— |
| Cash flows from (used in) investing activities [abstract] | ||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — |
500,000,000
SEK
|
— | — | — | — |
–
SEK
|
— |
| Proceeds from sales of other long-term assets, classified as investing activities | — |
1 254
SEK
|
— | — | — | — |
1 691
SEK
|
— |
| Purchase of other long-term assets, classified as investing activities | — |
1 878
SEK
|
— | — | — | — |
1 109
SEK
|
— |
| Other inflows (outflows) of cash, classified as investing activities | — |
77,000,000
SEK
|
— | — | — | — |
20,000,000
SEK
|
— |
| Cash flows from (used in) investing activities | — |
7 129
SEK
|
— | — | — | — |
2 996
SEK
|
— |
| Cash flows from (used in) financing activities [abstract] | ||||||||
| Payments to acquire or redeem entity's shares | — |
–
SEK
|
— | — | — | — |
–
SEK
|
— |
| Payments of lease liabilities, classified as financing activities | — |
50,000,000
SEK
|
— | — | — | — |
52,000,000
SEK
|
— |
| Cash flows from (used in) financing activities | — |
4 330
SEK
|
— | — | — | — |
1 448
SEK
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
1 045
SEK
|
— | — | — | — |
963,000,000
SEK
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||||||
| Effect of exchange rate changes on cash and cash equivalents | — |
139,000,000
SEK
|
— | — | — | — |
12,000,000
SEK
|
— |