Statement Of Cash Flows [Abstract]
| Concept |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||
| Cash flows from (used in) operating activities [abstract] | |||||
| Cash flows from (used in) operating activities | — |
6 494
SEK
|
— |
4 143
SEK
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
193,000,000
SEK
|
— | — | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
20,000,000
SEK
|
— |
12,000,000
SEK
|
— |
| Purchase of property, plant and equipment, classified as investing activities | — |
1 699
SEK
|
— |
1 160
SEK
|
— |
| Proceeds from sales of other long-term assets, classified as investing activities | — |
25,000,000
SEK
|
— |
141,000,000
SEK
|
— |
| Purchase of other long-term assets, classified as investing activities | — |
28,000,000
SEK
|
— |
70,000,000
SEK
|
— |
| Cash flows from (used in) investing activities | — |
4 556
SEK
|
— |
4 666
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 | — | — | — |
500,000,000
SEK
|
— |
| Proceeds from borrowings, classified as financing activities | — |
5 150
SEK
|
— |
7 850
SEK
|
— |
| Repayments of borrowings, classified as financing activities | — |
3 700
SEK
|
— |
4 050
SEK
|
— |
| Payments of lease liabilities, classified as financing activities | — |
121,000,000
SEK
|
— |
136,000,000
SEK
|
— |
| Other inflows (outflows) of cash, classified as financing activities | — |
3,000,000
SEK
|
— |
4,000,000
SEK
|
— |
| Cash flows from (used in) financing activities | — |
1 338
SEK
|
— |
493,000,000
SEK
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
600,000,000
SEK
|
— |
1 015
SEK
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents | — |
2,000,000
SEK
|
— |
4,000,000
SEK
|
— |
| Cash and cash equivalents |
2 211
SEK
|
— |
1 608
SEK
|
— |
2 628
SEK
|