Statement Of Cash Flows [Abstract]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||
| Cash flows from (used in) operating activities [abstract] | |||||
| Interest paid, classified as operating activities | — |
402,000,000
SEK
|
— |
460,000,000
SEK
|
— |
| Interest received, classified as operating activities | — |
11,000,000
SEK
|
— |
2,000,000
SEK
|
— |
| Income taxes paid (refund), classified as operating activities | — |
224,000,000
SEK
|
— |
62,000,000
SEK
|
— |
| Other inflows (outflows) of cash, classified as operating activities | — |
0
SEK
|
— |
3,000,000
SEK
|
— |
| Cash flows from (used in) operating activities | — |
2,676,000,000
SEK
|
— |
1,227,000,000
SEK
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
1,685,000,000
SEK
|
— |
1,380,000,000
SEK
|
— |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
352,000,000
SEK
|
— |
300,000,000
SEK
|
— |
| Purchase of property, plant and equipment, classified as investing activities | — |
2,660,000,000
SEK
|
— |
1,500,000,000
SEK
|
— |
| Purchase of intangible assets, classified as investing activities | — |
13,000,000
SEK
|
— |
11,000,000
SEK
|
— |
| Cash flows from (used in) investing activities | — |
4,054,000,000
SEK
|
— |
2,632,000,000
SEK
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||
| Proceeds from issuing shares | — |
-
SEK
|
— |
6,100,000,000
SEK
|
— |
| Payments of other equity instruments | — |
-
SEK
|
— |
4,000,000
SEK
|
— |
| Proceeds from borrowings, classified as financing activities | — |
2,424,000,000
SEK
|
— |
3,751,000,000
SEK
|
— |
| Repayments of borrowings, classified as financing activities | — |
2,579,000,000
SEK
|
— |
4,242,000,000
SEK
|
— |
| Payments of lease liabilities, classified as financing activities | — |
1,014,000,000
SEK
|
— |
697,000,000
SEK
|
— |
| Cash flows from (used in) financing activities | — |
534,000,000
SEK
|
— |
5,146,000,000
SEK
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents | — |
29,000,000
SEK
|
— |
43,000,000
SEK
|
— |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
1,912,000,000
SEK
|
— |
3,741,000,000
SEK
|
— |
| Cash and cash equivalents |
2,628,000,000
SEK
|
— |
4,511,000,000
SEK
|
— |
727,000,000
SEK
|