Statement Of Cash Flows [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|
| Statement of cash flows [abstract] | |||
| Cash flows from (used in) operating activities [abstract] | |||
| Adjustments for dividend income |
4,000,000
SEK
|
— | — |
| Cash flows from (used in) operations before changes in working capital |
971,000,000
SEK
|
34,000,000
SEK
|
37,000,000
SEK
|
| Increase (decrease) in working capital |
8,000,000
SEK
|
26,000,000
SEK
|
11,000,000
SEK
|
| Adjustments for depreciation and amortisation expense and impairment loss (reversal of impairment loss) recognised in profit or loss |
4,000,000
SEK
|
43,000,000
SEK
|
2,000,000
SEK
|
| Cash flows from (used in) investing activities [abstract] | |||
| Purchase of investments other than investments accounted for using equity method |
1 770
SEK
|
314,000,000
SEK
|
35 4
SEK
|
| Proceeds from sales of investments other than investments accounted for using equity method |
78,000,000
SEK
|
2,000,000
SEK
|
2,000,000
SEK
|
| Cash flows from (used in) decrease (increase) in short-term deposits and investments |
45,000,000
SEK
|
101,000,000
SEK
|
101,000,000
SEK
|
| Cash flows from (used in) financing activities [abstract] | |||
| Dividends paid to equity holders of parent, classified as financing activities |
14 8
SEK
|
69,000,000
SEK
|
69,000,000
SEK
|